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Build improvements + static analysis (#908)

* Ignore acid autogenerated files

Signed-off-by: Graham MacDonald <grahamamacdonald@gmail.com>

* tidy entry.S comments a little

Signed-off-by: Graham MacDonald <grahamamacdonald@gmail.com>

* Build with -analyze to run clang's 'scan-build' static analyzer on entire codebase

  `./util/build -analyze`

Signed-off-by: Graham MacDonald <grahamamacdonald@gmail.com>
Graham MacDonald 4 years ago
parent
commit
20734afa32

+ 27 - 27
sys/src/9/amd64/entry.S

@@ -212,22 +212,22 @@ _warp64:
 	cld
 	rep;	stosl				/* stack, P*, vsvm, m, sys */
 
-	movl	%esi, %eax				/* sys-KZERO */
+	movl	%esi, %eax			/* sys-KZERO */
 	addl	$(MACHSTKSZ), %eax		/* PML4 */
-	movl	%eax, %CR3				/* load the mmu */
+	movl	%eax, %CR3			/* load the mmu */
 	movl	%eax, %edx
-	addl	$(PTSZ|PteRW|PteP), %edx		/* PDP at PML4 + PTSZ */
+	addl	$(PTSZ|PteRW|PteP), %edx	/* PDP at PML4 + PTSZ */
 	movl	%edx, PML4O(0)(%eax)		/* PML4E for identity map */
-	movl	%edx, PML4O(KZERO)(%eax)		/* PML4E for KZERO, PMAPADDR */
+	movl	%edx, PML4O(KZERO)(%eax)	/* PML4E for KZERO, PMAPADDR */
 
 	addl	$PTSZ, %eax			/* PDP at PML4 + PTSZ */
 	addl	$PTSZ, %edx			/* PD at PML4 + 2*PTSZ */
-	movl	%edx, PDPO(0)(%eax)			/* PDPE for identity map */
+	movl	%edx, PDPO(0)(%eax)		/* PDPE for identity map */
 	movl	%edx, PDPO(KZERO)(%eax)		/* PDPE for KZERO, PMAPADDR */
 
 	addl	$PTSZ, %eax			/* PD at PML4 + 2*PTSZ */
 	movl	$(PtePS|PteRW|PteP), %edx
-	movl	%edx, PDO(0)(%eax)			/* PDE for identity 0-[24]MiB */
+	movl	%edx, PDO(0)(%eax)		/* PDE for identity 0-[24]MiB */
 	movl	%edx, PDO(KZERO)(%eax)		/* PDE for KZERO 0-[24]MiB */
 	addl	$PGLSZ(1), %edx
 	movl	%edx, PDO(KZERO+PGLSZ(1))(%eax)	/* PDE for KZERO [24]-[48]MiB */
@@ -242,9 +242,9 @@ _warp64:
 	addl	$PGLSZ(1), %edx
 	movl	%edx, PDO(KZERO+PGLSZ(1)+PGLSZ(1)+PGLSZ(1)+PGLSZ(1)+PGLSZ(1))(%eax)
 
-	movl	%eax, %edx				/* PD at PML4 + 2*PTSZ */
-	addl	$(PTSZ|PteRW|PteP), %edx		/* PT at PML4 + 3*PTSZ */
-	movl	%edx, PDO(PMAPADDR)(%eax)		/* PDE for PMAPADDR */
+	movl	%eax, %edx			/* PD at PML4 + 2*PTSZ */
+	addl	$(PTSZ|PteRW|PteP), %edx	/* PT at PML4 + 3*PTSZ */
+	movl	%edx, PDO(PMAPADDR)(%eax)	/* PDE for PMAPADDR */
 
 /*
  * Enable and activate Long Mode. From the manual:
@@ -258,7 +258,7 @@ _warp64:
 lme:
 	movl	%cr4, %eax
 	ANDL	$~Pse, %eax			/* Page Size */
-	ORL	$(Pge|Pae), %eax			/* Page Global, Phys. Address */
+	ORL	$(Pge|Pae), %eax		/* Page Global, Phys. Address */
 	movl	%eax, %cr4
 
 	movl	$Efer, %ecx			/* Extended Feature Enable */
@@ -299,19 +299,19 @@ _start64v:
 	lgdt	(%rax)
 
 	XORQ	%rdx, %rdx
-	movw	%dx, %ds				/* not used in long mode */
-	movw	%dx, %es				/* not used in long mode */
+	movw	%dx, %ds			/* not used in long mode */
+	movw	%dx, %es			/* not used in long mode */
 	movw	%dx, %fs
 	movw	%dx, %gs
-	movw	%dx, %ss				/* not used in long mode */
+	movw	%dx, %ss			/* not used in long mode */
 
-	movq	%rsi, %rsi				/* sys-KZERO */
+	movq	%rsi, %rsi			/* sys-KZERO */
 	movq	%rsi, %rax
 	addq	$KZERO, %rax
 	movq	%rax, sys			/* sys */
 
 	addq	$(MACHSTKSZ), %rax		/* PML4 and top of stack */
-	movq	%rax, %rsp				/* set stack */
+	movq	%rax, %rsp			/* set stack */
 
 // Don't undo this until all APs are started. Then we don't need to bother
 // having the APs remap it. Save work.
@@ -325,30 +325,30 @@ _zap0pdp:
 	addq	$PTSZ, %rax			/* PDP at PML4 + PTSZ */
 	cmpq	$PDPO(KZERO), %rdx 		/* KZER0 & 0x0000007fc0000000 */
 	JE	_zap0pd
-	//movq	%rdx, PDPO(0)(%rax)			/* zap identity map PDPE */
+	//movq	%rdx, PDPO(0)(%rax)		/* zap identity map PDPE */
 _zap0pd:
 	addq	$PTSZ, %rax			/* PD at PML4 + 2*PTSZ */
-	cmpq	$PDO(KZERO), %rdx			/* KZER0 & 0x000000003fe00000 */
+	cmpq	$PDO(KZERO), %rdx		/* KZER0 & 0x000000003fe00000 */
 	JE	_zap0done
-	//movq	%rdx, PDO(0)(%rax)			/* zap identity map PDE */
+	//movq	%rdx, PDO(0)(%rax)		/* zap identity map PDE */
 _zap0done:
 	// now for the scary part. In some sense, all page table zapping to date
 	// has been theoretical. This is going to flush it. If we survive this ...
 
 	addq	$(MACHSTKSZ), %rsi		/* PML4-KZERO */
-	movq	%rsi, %CR3				/* flush TLB */
+	movq	%rsi, %CR3			/* flush TLB */
 
 	addq	$(2*PTSZ+4*KiB), %rax		/* PD+PT+vsvm */
 	movq	%rax, entrym
-	movq	$0, (%rax) 				/* machp()->machno = 0 */
+	movq	$0, (%rax) 			/* machp()->machno = 0 */
 
 	PUSHQ	%rdx				/* clear flags */
 	POPFQ
 
-	movq	%rbx, %rbx				/* push multiboot args */
+	movq	%rbx, %rbx			/* push multiboot args */
 	movq	%rbx, %rsi
 	movq	%rax, %rax
-	movq	%rax, %rdi				/* multiboot magic */
+	movq	%rax, %rdi			/* multiboot magic */
 	xorq	%rbp, %rbp			/* stack trace ends here */
 	CALL	main
 
@@ -509,7 +509,7 @@ _approtected:
 aplme:
 	MOVL	%CR4, %eAX
 	ANDL	$~Pse, %eAX			/* Page Size */
-	ORL	$(Pge|Pae), %eAX			/* Page Global, Phys. Address */
+	ORL	$(Pge|Pae), %eAX		/* Page Global, Phys. Address */
 	MOVL	%eAX, %CR4
 
 	MOVL	$Efer, %eCX			/* Extended Feature Enable */
@@ -544,11 +544,11 @@ _apstart64v:
 
 	lgdt	(%rax)
 	XORQ	%rDX, %rDX
-	MOVW	%DX, %DS				/* not used in long mode */
-	MOVW	%DX, %ES				/* not used in long mode */
+	MOVW	%DX, %DS			/* not used in long mode */
+	MOVW	%DX, %ES			/* not used in long mode */
 	MOVW	%DX, %FS
 	MOVW	%DX, %GS
-	MOVW	%DX, %SS				/* not used in long mode */
+	MOVW	%DX, %SS			/* not used in long mode */
 
 	movq	%rsi, %rsi			/* PML4-KZERO */
 	MOVQ	%rsI, %rAX
@@ -585,7 +585,7 @@ _apstart64v:
 
 	// put this in %rdx so it can be the third argument. We need to write it into
 	// %gs
-	ADDQ	/*$4*PTSZ+$4*KiB*/$0x5000, %raX		/* PML4+PDP+PD+PT+vsvm */
+	ADDQ	/*$4*PTSZ+$4*KiB*/$0x5000, %raX	/* PML4+PDP+PD+PT+vsvm */
 	MOVq	%rbp, %rdi			/* APIC ID */
 	movq	%rax, %rsi			/* Mach * */
 

+ 1 - 0
sys/src/cmd/acid/.gitignore

@@ -0,0 +1 @@
+y.tab.[ch]

+ 0 - 2345
sys/src/cmd/acid/y.tab.c

@@ -1,2345 +0,0 @@
-/* A Bison parser, made by GNU Bison 3.0.5.  */
-
-/* Bison implementation for Yacc-like parsers in C
-
-   Copyright (C) 1984, 1989-1990, 2000-2015, 2018 Free Software Foundation, Inc.
-
-   This program is free software: you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation, either version 3 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
-
-/* As a special exception, you may create a larger work that contains
-   part or all of the Bison parser skeleton and distribute that work
-   under terms of your choice, so long as that work isn't itself a
-   parser generator using the skeleton or a modified version thereof
-   as a parser skeleton.  Alternatively, if you modify or redistribute
-   the parser skeleton itself, you may (at your option) remove this
-   special exception, which will cause the skeleton and the resulting
-   Bison output files to be licensed under the GNU General Public
-   License without this special exception.
-
-   This special exception was added by the Free Software Foundation in
-   version 2.2 of Bison.  */
-
-/* C LALR(1) parser skeleton written by Richard Stallman, by
-   simplifying the original so-called "semantic" parser.  */
-
-/* All symbols defined below should begin with yy or YY, to avoid
-   infringing on user name space.  This should be done even for local
-   variables, as they might otherwise be expanded by user macros.
-   There are some unavoidable exceptions within include files to
-   define necessary library symbols; they are noted "INFRINGES ON
-   USER NAME SPACE" below.  */
-
-/* Identify Bison output.  */
-#define YYBISON 1
-
-/* Bison version.  */
-#define YYBISON_VERSION "3.0.5"
-
-/* Skeleton name.  */
-#define YYSKELETON_NAME "yacc.c"
-
-/* Pure parsers.  */
-#define YYPURE 0
-
-/* Push parsers.  */
-#define YYPUSH 0
-
-/* Pull parsers.  */
-#define YYPULL 1
-
-
-
-
-/* Copy the first part of user declarations.  */
-#line 1 "dbg.y" /* yacc.c:339  */
-
-#include <u.h>
-#include <libc.h>
-#include <bio.h>
-#include <mach.h>
-#define Extern extern
-#include "acid.h"
-
-#define YYSIZE_T size_t
-
-#line 77 "y.tab.c" /* yacc.c:339  */
-
-# ifndef YY_NULLPTR
-#  if defined __cplusplus && 201103L <= __cplusplus
-#   define YY_NULLPTR nullptr
-#  else
-#   define YY_NULLPTR 0
-#  endif
-# endif
-
-/* Enabling verbose error messages.  */
-#ifdef YYERROR_VERBOSE
-# undef YYERROR_VERBOSE
-# define YYERROR_VERBOSE 1
-#else
-# define YYERROR_VERBOSE 0
-#endif
-
-/* In a future release of Bison, this section will be replaced
-   by #include "y.tab.h".  */
-#ifndef YY_YY_Y_TAB_H_INCLUDED
-# define YY_YY_Y_TAB_H_INCLUDED
-/* Debug traces.  */
-#ifndef YYDEBUG
-# define YYDEBUG 0
-#endif
-#if YYDEBUG
-extern int yydebug;
-#endif
-
-/* Token type.  */
-#ifndef YYTOKENTYPE
-# define YYTOKENTYPE
-  enum yytokentype
-  {
-    Tfmt = 258,
-    Toror = 259,
-    Tandand = 260,
-    Teq = 261,
-    Tneq = 262,
-    Tleq = 263,
-    Tgeq = 264,
-    Tlsh = 265,
-    Trsh = 266,
-    Tdec = 267,
-    Tinc = 268,
-    Tindir = 269,
-    Tid = 270,
-    Tconst = 271,
-    Tfconst = 272,
-    Tstring = 273,
-    Tif = 274,
-    Tdo = 275,
-    Tthen = 276,
-    Telse = 277,
-    Twhile = 278,
-    Tloop = 279,
-    Thead = 280,
-    Ttail = 281,
-    Tappend = 282,
-    Tfn = 283,
-    Tret = 284,
-    Tlocal = 285,
-    Tcomplex = 286,
-    Twhat = 287,
-    Tdelete = 288,
-    Teval = 289,
-    Tbuiltin = 290
-  };
-#endif
-/* Tokens.  */
-#define Tfmt 258
-#define Toror 259
-#define Tandand 260
-#define Teq 261
-#define Tneq 262
-#define Tleq 263
-#define Tgeq 264
-#define Tlsh 265
-#define Trsh 266
-#define Tdec 267
-#define Tinc 268
-#define Tindir 269
-#define Tid 270
-#define Tconst 271
-#define Tfconst 272
-#define Tstring 273
-#define Tif 274
-#define Tdo 275
-#define Tthen 276
-#define Telse 277
-#define Twhile 278
-#define Tloop 279
-#define Thead 280
-#define Ttail 281
-#define Tappend 282
-#define Tfn 283
-#define Tret 284
-#define Tlocal 285
-#define Tcomplex 286
-#define Twhat 287
-#define Tdelete 288
-#define Teval 289
-#define Tbuiltin 290
-
-/* Value type.  */
-#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-
-union YYSTYPE
-{
-#line 13 "dbg.y" /* yacc.c:355  */
-
-	Node		*node;
-	Lsym		*sym;
-	uint64_t	ival;
-	float		fval;
-	String		*string;
-
-#line 195 "y.tab.c" /* yacc.c:355  */
-};
-
-typedef union YYSTYPE YYSTYPE;
-# define YYSTYPE_IS_TRIVIAL 1
-# define YYSTYPE_IS_DECLARED 1
-#endif
-
-
-extern YYSTYPE yylval;
-
-int yyparse (void);
-
-#endif /* !YY_YY_Y_TAB_H_INCLUDED  */
-
-/* Copy the second part of user declarations.  */
-
-#line 212 "y.tab.c" /* yacc.c:358  */
-
-#ifdef short
-# undef short
-#endif
-
-#ifdef YYTYPE_UINT8
-typedef YYTYPE_UINT8 yytype_uint8;
-#else
-typedef unsigned char yytype_uint8;
-#endif
-
-#ifdef YYTYPE_INT8
-typedef YYTYPE_INT8 yytype_int8;
-#else
-typedef signed char yytype_int8;
-#endif
-
-#ifdef YYTYPE_UINT16
-typedef YYTYPE_UINT16 yytype_uint16;
-#else
-typedef unsigned short int yytype_uint16;
-#endif
-
-#ifdef YYTYPE_INT16
-typedef YYTYPE_INT16 yytype_int16;
-#else
-typedef short int yytype_int16;
-#endif
-
-#ifndef YYSIZE_T
-# ifdef __SIZE_TYPE__
-#  define YYSIZE_T __SIZE_TYPE__
-# elif defined size_t
-#  define YYSIZE_T size_t
-# elif ! defined YYSIZE_T
-#  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
-#  define YYSIZE_T size_t
-# else
-#  define YYSIZE_T unsigned int
-# endif
-#endif
-
-#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
-
-#ifndef YY_
-# if defined YYENABLE_NLS && YYENABLE_NLS
-#  if ENABLE_NLS
-#   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
-#   define YY_(Msgid) dgettext ("bison-runtime", Msgid)
-#  endif
-# endif
-# ifndef YY_
-#  define YY_(Msgid) Msgid
-# endif
-#endif
-
-#ifndef YY_ATTRIBUTE
-# if (defined __GNUC__                                               \
-      && (2 < __GNUC__ || (__GNUC__ == 2 && 96 <= __GNUC_MINOR__)))  \
-     || defined __SUNPRO_C && 0x5110 <= __SUNPRO_C
-#  define YY_ATTRIBUTE(Spec) __attribute__(Spec)
-# else
-#  define YY_ATTRIBUTE(Spec) /* empty */
-# endif
-#endif
-
-#ifndef YY_ATTRIBUTE_PURE
-# define YY_ATTRIBUTE_PURE   YY_ATTRIBUTE ((__pure__))
-#endif
-
-#ifndef YY_ATTRIBUTE_UNUSED
-# define YY_ATTRIBUTE_UNUSED YY_ATTRIBUTE ((__unused__))
-#endif
-
-#if !defined _Noreturn \
-     && (!defined __STDC_VERSION__ || __STDC_VERSION__ < 201112)
-# if defined _MSC_VER && 1200 <= _MSC_VER
-#  define _Noreturn __declspec (noreturn)
-# else
-#  define _Noreturn YY_ATTRIBUTE ((__noreturn__))
-# endif
-#endif
-
-/* Suppress unused-variable warnings by "using" E.  */
-#if ! defined lint || defined __GNUC__
-# define YYUSE(E) ((void) (E))
-#else
-# define YYUSE(E) /* empty */
-#endif
-
-#if defined __GNUC__ && 407 <= __GNUC__ * 100 + __GNUC_MINOR__
-/* Suppress an incorrect diagnostic about yylval being uninitialized.  */
-# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \
-    _Pragma ("GCC diagnostic push") \
-    _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")\
-    _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")
-# define YY_IGNORE_MAYBE_UNINITIALIZED_END \
-    _Pragma ("GCC diagnostic pop")
-#else
-# define YY_INITIAL_VALUE(Value) Value
-#endif
-#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-# define YY_IGNORE_MAYBE_UNINITIALIZED_END
-#endif
-#ifndef YY_INITIAL_VALUE
-# define YY_INITIAL_VALUE(Value) /* Nothing. */
-#endif
-
-
-#if ! defined yyoverflow || YYERROR_VERBOSE
-
-/* The parser invokes alloca or malloc; define the necessary symbols.  */
-
-# ifdef YYSTACK_USE_ALLOCA
-#  if YYSTACK_USE_ALLOCA
-#   ifdef __GNUC__
-#    define YYSTACK_ALLOC __builtin_alloca
-#   elif defined __BUILTIN_VA_ARG_INCR
-#    include <alloca.h> /* INFRINGES ON USER NAME SPACE */
-#   elif defined _AIX
-#    define YYSTACK_ALLOC __alloca
-#   elif defined _MSC_VER
-#    include <malloc.h> /* INFRINGES ON USER NAME SPACE */
-#    define alloca _alloca
-#   else
-#    define YYSTACK_ALLOC alloca
-#    if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS
-#     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
-      /* Use EXIT_SUCCESS as a witness for stdlib.h.  */
-#     ifndef EXIT_SUCCESS
-#      define EXIT_SUCCESS 0
-#     endif
-#    endif
-#   endif
-#  endif
-# endif
-
-# ifdef YYSTACK_ALLOC
-   /* Pacify GCC's 'empty if-body' warning.  */
-#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
-#  ifndef YYSTACK_ALLOC_MAXIMUM
-    /* The OS might guarantee only one guard page at the bottom of the stack,
-       and a page size can be as small as 4096 bytes.  So we cannot safely
-       invoke alloca (N) if N exceeds 4096.  Use a slightly smaller number
-       to allow for a few compiler-allocated temporary stack slots.  */
-#   define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
-#  endif
-# else
-#  define YYSTACK_ALLOC YYMALLOC
-#  define YYSTACK_FREE YYFREE
-#  ifndef YYSTACK_ALLOC_MAXIMUM
-#   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
-#  endif
-#  if (defined __cplusplus && ! defined EXIT_SUCCESS \
-       && ! ((defined YYMALLOC || defined malloc) \
-             && (defined YYFREE || defined free)))
-#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
-#   ifndef EXIT_SUCCESS
-#    define EXIT_SUCCESS 0
-#   endif
-#  endif
-#  ifndef YYMALLOC
-#   define YYMALLOC malloc
-#   if ! defined malloc && ! defined EXIT_SUCCESS
-void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
-#   endif
-#  endif
-#  ifndef YYFREE
-#   define YYFREE free
-#   if ! defined free && ! defined EXIT_SUCCESS
-void free (void *); /* INFRINGES ON USER NAME SPACE */
-#   endif
-#  endif
-# endif
-#endif /* ! defined yyoverflow || YYERROR_VERBOSE */
-
-
-#if (! defined yyoverflow \
-     && (! defined __cplusplus \
-         || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
-
-/* A type that is properly aligned for any stack member.  */
-union yyalloc
-{
-  yytype_int16 yyss_alloc;
-  YYSTYPE yyvs_alloc;
-};
-
-/* The size of the maximum gap between one aligned stack and the next.  */
-# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
-
-/* The size of an array large to enough to hold all stacks, each with
-   N elements.  */
-# define YYSTACK_BYTES(N) \
-     ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE)) \
-      + YYSTACK_GAP_MAXIMUM)
-
-# define YYCOPY_NEEDED 1
-
-/* Relocate STACK from its old location to the new one.  The
-   local variables YYSIZE and YYSTACKSIZE give the old and new number of
-   elements in the stack, and YYPTR gives the new location of the
-   stack.  Advance YYPTR to a properly aligned location for the next
-   stack.  */
-# define YYSTACK_RELOCATE(Stack_alloc, Stack)                           \
-    do                                                                  \
-      {                                                                 \
-        YYSIZE_T yynewbytes;                                            \
-        YYCOPY (&yyptr->Stack_alloc, Stack, yysize);                    \
-        Stack = &yyptr->Stack_alloc;                                    \
-        yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
-        yyptr += yynewbytes / sizeof (*yyptr);                          \
-      }                                                                 \
-    while (0)
-
-#endif
-
-#if defined YYCOPY_NEEDED && YYCOPY_NEEDED
-/* Copy COUNT objects from SRC to DST.  The source and destination do
-   not overlap.  */
-# ifndef YYCOPY
-#  if defined __GNUC__ && 1 < __GNUC__
-#   define YYCOPY(Dst, Src, Count) \
-      __builtin_memcpy (Dst, Src, (Count) * sizeof (*(Src)))
-#  else
-#   define YYCOPY(Dst, Src, Count)              \
-      do                                        \
-        {                                       \
-          YYSIZE_T yyi;                         \
-          for (yyi = 0; yyi < (Count); yyi++)   \
-            (Dst)[yyi] = (Src)[yyi];            \
-        }                                       \
-      while (0)
-#  endif
-# endif
-#endif /* !YYCOPY_NEEDED */
-
-/* YYFINAL -- State number of the termination state.  */
-#define YYFINAL  2
-/* YYLAST -- Last index in YYTABLE.  */
-#define YYLAST   669
-
-/* YYNTOKENS -- Number of terminals.  */
-#define YYNTOKENS  60
-/* YYNNTS -- Number of nonterminals.  */
-#define YYNNTS  18
-/* YYNRULES -- Number of rules.  */
-#define YYNRULES  88
-/* YYNSTATES -- Number of states.  */
-#define YYNSTATES  191
-
-/* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned
-   by yylex, with out-of-bounds checking.  */
-#define YYUNDEFTOK  2
-#define YYMAXUTOK   290
-
-#define YYTRANSLATE(YYX)                                                \
-  ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
-
-/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM
-   as returned by yylex, without out-of-bounds checking.  */
-static const yytype_uint8 yytranslate[] =
-{
-       0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,    56,     2,     2,     2,    23,    10,     2,
-      29,    51,    21,    19,    54,    20,    27,    22,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,    59,     3,
-      13,     4,    14,     2,    55,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,    28,     2,    58,     9,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,    52,     8,    53,    57,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     1,     2,     5,     6,
-       7,    11,    12,    15,    16,    17,    18,    24,    25,    26,
-      30,    31,    32,    33,    34,    35,    36,    37,    38,    39,
-      40,    41,    42,    43,    44,    45,    46,    47,    48,    49,
-      50
-};
-
-#if YYDEBUG
-  /* YYRLINE[YYN] -- Source line where rule number YYN was defined.  */
-static const yytype_uint16 yyrline[] =
-{
-       0,    49,    49,    50,    53,    63,    67,    71,    77,    78,
-      80,    81,    87,    94,   100,   107,   113,   120,   121,   124,
-     125,   131,   132,   136,   140,   144,   148,   152,   156,   160,
-     167,   172,   180,   181,   184,   185,   189,   193,   197,   201,
-     205,   209,   213,   217,   221,   225,   229,   233,   237,   241,
-     245,   249,   253,   257,   261,   267,   268,   275,   276,   280,
-     284,   288,   293,   297,   301,   305,   309,   313,   317,   321,
-     325,   331,   335,   339,   343,   347,   352,   357,   361,   365,
-     370,   371,   375,   382,   389,   396,   401,   408,   409
-};
-#endif
-
-#if YYDEBUG || YYERROR_VERBOSE || 0
-/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
-   First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
-static const char *const yytname[] =
-{
-  "$end", "error", "$undefined", "';'", "'='", "Tfmt", "Toror", "Tandand",
-  "'|'", "'^'", "'&'", "Teq", "Tneq", "'<'", "'>'", "Tleq", "Tgeq", "Tlsh",
-  "Trsh", "'+'", "'-'", "'*'", "'/'", "'%'", "Tdec", "Tinc", "Tindir",
-  "'.'", "'['", "'('", "Tid", "Tconst", "Tfconst", "Tstring", "Tif", "Tdo",
-  "Tthen", "Telse", "Twhile", "Tloop", "Thead", "Ttail", "Tappend", "Tfn",
-  "Tret", "Tlocal", "Tcomplex", "Twhat", "Tdelete", "Teval", "Tbuiltin",
-  "')'", "'{'", "'}'", "','", "'@'", "'!'", "'~'", "']'", "':'", "$accept",
-  "prog", "bigstmnt", "zsemi", "members", "mname", "member", "zname",
-  "slist", "stmnt", "idlist", "zexpr", "expr", "castexpr", "monexpr",
-  "term", "name", "args", YY_NULLPTR
-};
-#endif
-
-# ifdef YYPRINT
-/* YYTOKNUM[NUM] -- (External) token number corresponding to the
-   (internal) symbol number NUM (which must be that of a token).  */
-static const yytype_uint16 yytoknum[] =
-{
-       0,   256,   257,    59,    61,   258,   259,   260,   124,    94,
-      38,   261,   262,    60,    62,   263,   264,   265,   266,    43,
-      45,    42,    47,    37,   267,   268,   269,    46,    91,    40,
-     270,   271,   272,   273,   274,   275,   276,   277,   278,   279,
-     280,   281,   282,   283,   284,   285,   286,   287,   288,   289,
-     290,    41,   123,   125,    44,    64,    33,   126,    93,    58
-};
-# endif
-
-#define YYPACT_NINF -54
-
-#define yypact_value_is_default(Yystate) \
-  (!!((Yystate) == (-54)))
-
-#define YYTABLE_NINF -1
-
-#define yytable_value_is_error(Yytable_value) \
-  0
-
-  /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
-     STATE-NUM.  */
-static const yytype_int16 yypact[] =
-{
-     -54,    99,   -54,    21,    21,    21,    21,    21,   360,   -49,
-     -54,   -54,   -54,   399,   399,   399,    21,    21,    21,   -10,
-     399,     2,    42,    45,    21,    21,    91,   321,    21,    21,
-      21,   -54,   -54,    22,   571,   -54,   -54,   133,     0,   399,
-     399,   -54,   -54,   -54,   -54,   -54,   -38,   235,    91,   453,
-     486,   184,   -54,   -54,    71,    97,   551,   -54,    80,   -24,
-      83,   -54,   -54,    82,   -54,   121,   122,   243,   -54,    22,
-      -5,   -54,   -54,   -54,   -54,   399,   -54,   399,   399,   399,
-     399,   399,   399,   399,   399,   399,   399,   399,   399,   399,
-     399,   399,   399,   399,   399,   -54,   -54,   123,   154,   399,
-     399,   -54,    21,   -54,   -54,   321,   321,   399,    21,   399,
-     -54,   155,   183,     8,    21,   399,    91,   -54,   -54,   -54,
-     399,   571,   588,   604,   619,   633,   646,   464,   464,   192,
-     192,   192,   192,   208,   208,    34,    34,   -54,   -54,   -54,
-     -54,   -54,   160,    13,   -54,   179,   -54,   518,   -54,    59,
-     -54,   -54,   -54,    78,     8,   -22,   186,   -54,   -54,    63,
-     -54,   -54,   -54,   321,   321,   216,   190,   191,     6,   220,
-     -54,   190,   -54,   -54,   -54,   216,   172,   222,   190,   229,
-     -54,   231,   -54,   321,   -54,   232,   -54,   -54,   282,   -54,
-     -54
-};
-
-  /* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.
-     Performed when YYTABLE does not specify something else to do.  Zero
-     means the default is an error.  */
-static const yytype_uint8 yydefact[] =
-{
-       2,    32,     1,     0,     0,     0,     0,     0,     0,    85,
-      81,    82,    83,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,    17,     0,     0,     0,    32,     0,     0,
-       0,     3,     4,     0,    33,    34,    55,    57,    80,     0,
-      32,    60,    61,    58,    62,    63,    85,     0,     0,     0,
-       0,     0,    64,    65,     0,     6,     0,    30,    28,    85,
-       0,    18,    84,     0,    70,     0,     0,    32,    19,    87,
-       0,    59,    68,    69,    21,     0,    54,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,    74,    77,     0,     0,     0,
-      32,    87,     0,    71,    86,    32,    32,     0,     0,    32,
-      27,     0,     0,     0,     0,    32,     0,    22,    20,    72,
-      32,    53,    52,    51,    50,    49,    48,    46,    47,    42,
-      43,    44,    45,    41,    40,    38,    39,    35,    36,    37,
-      76,    75,     0,     0,    56,    23,    26,     0,    66,     0,
-      31,    29,    12,     0,     0,     0,     0,    10,    67,     0,
-      88,    73,    78,    32,    32,     8,     0,     0,     0,     0,
-      11,     0,    79,    24,    25,     8,     0,     0,     0,     0,
-       7,     0,     9,    32,    13,     0,    16,    15,    32,    14,
-       5
-};
-
-  /* YYPGOTO[NTERM-NUM].  */
-static const yytype_int8 yypgoto[] =
-{
-     -54,   -54,   -54,    61,   105,    55,   -53,   -54,    54,    -1,
-     -54,     7,     4,   -54,    -2,   -54,   -15,   -35
-};
-
-  /* YYDEFGOTO[NTERM-NUM].  */
-static const yytype_int16 yydefgoto[] =
-{
-      -1,     1,    31,   176,   155,   156,   157,    62,    67,    68,
-      58,    33,    34,    35,    36,    37,    38,    70
-};
-
-  /* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM.  If
-     positive, shift that token.  If negative, reduce the rule whose
-     number is the opposite.  If YYTABLE_NINF, syntax error.  */
-static const yytype_uint8 yytable[] =
-{
-      32,    41,    42,    43,    44,    45,     9,    60,   152,   153,
-      48,    65,    47,   102,    52,    53,    54,    49,    50,    51,
-      55,    48,    63,    64,    56,    74,    71,    72,    73,   100,
-     154,   169,    57,   104,    69,    48,   152,   153,   152,   153,
-       3,     4,     5,    47,   112,     6,     7,   101,   119,   120,
-      39,     9,    10,    11,    12,    92,    93,    94,   154,   179,
-     154,    16,    17,    18,   162,   143,   118,   120,    23,    24,
-      25,    26,    59,    40,   149,    61,    28,    29,    30,   121,
-     159,   122,   123,   124,   125,   126,   127,   128,   129,   130,
-     131,   132,   133,   134,   135,   136,   137,   138,   139,     2,
-     144,   112,   170,   142,   145,   146,   148,   101,   152,   166,
-     165,   147,   158,   120,   172,   170,   101,   120,     3,     4,
-       5,     9,   101,     6,     7,   108,   109,   160,     8,     9,
-      10,    11,    12,    13,   111,   113,   114,    14,    15,    16,
-      17,    18,    19,    20,    21,    22,    23,    24,    25,    26,
-     115,    27,   116,   140,    28,    29,    30,    95,    96,    97,
-      98,    99,   173,   174,    75,    76,    77,    78,    79,    80,
-      81,    82,    83,    84,    85,    86,    87,    88,    89,    90,
-      91,    92,    93,    94,   141,   150,   151,   118,    75,    76,
-      77,    78,    79,    80,    81,    82,    83,    84,    85,    86,
-      87,    88,    89,    90,    91,    92,    93,    94,   167,    88,
-      89,    90,    91,    92,    93,    94,   163,   171,   161,   175,
-     152,   177,   178,   180,   183,   184,   181,    90,    91,    92,
-      93,    94,   186,   185,   187,   189,   182,   188,   107,    75,
-      76,    77,    78,    79,    80,    81,    82,    83,    84,    85,
-      86,    87,    88,    89,    90,    91,    92,    93,    94,   168,
-       0,     0,     3,     4,     5,     0,     0,     6,     7,     0,
-       0,     0,     8,     9,    10,    11,    12,    13,     0,     0,
-       0,    14,    15,    16,    17,    18,   103,    20,    21,    66,
-      23,    24,    25,    26,     0,    27,   117,     0,    28,    29,
-      30,     3,     4,     5,     0,     0,     6,     7,     0,     0,
-       0,     8,     9,    10,    11,    12,    13,     0,     0,     0,
-      14,    15,    16,    17,    18,     0,    20,    21,    66,    23,
-      24,    25,    26,     0,    27,   190,     0,    28,    29,    30,
-       3,     4,     5,     0,     0,     6,     7,     0,     0,     0,
-       8,     9,    10,    11,    12,    13,     0,     0,     0,    14,
-      15,    16,    17,    18,     0,    20,    21,    66,    23,    24,
-      25,    26,     0,    27,     0,     0,    28,    29,    30,     3,
-       4,     5,     0,     0,     6,     7,     0,     0,     0,     8,
-      46,    10,    11,    12,     0,     0,     0,     0,     0,     0,
-      16,    17,    18,     0,     0,     0,     0,    23,    24,    25,
-      26,     0,    40,     0,     0,    28,    29,    30,     3,     4,
-       5,     0,     0,     6,     7,     0,     0,     0,     8,     9,
-      10,    11,    12,     0,     0,     0,     0,     0,     0,    16,
-      17,    18,     0,     0,     0,     0,    23,    24,    25,    26,
-       0,    40,     0,     0,    28,    29,    30,    75,    76,    77,
-      78,    79,    80,    81,    82,    83,    84,    85,    86,    87,
-      88,    89,    90,    91,    92,    93,    94,    84,    85,    86,
-      87,    88,    89,    90,    91,    92,    93,    94,     0,   105,
-      75,    76,    77,    78,    79,    80,    81,    82,    83,    84,
-      85,    86,    87,    88,    89,    90,    91,    92,    93,    94,
-       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,   106,    75,    76,    77,    78,    79,    80,    81,    82,
-      83,    84,    85,    86,    87,    88,    89,    90,    91,    92,
-      93,    94,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,   164,   110,    75,    76,    77,    78,    79,
-      80,    81,    82,    83,    84,    85,    86,    87,    88,    89,
-      90,    91,    92,    93,    94,    75,    76,    77,    78,    79,
-      80,    81,    82,    83,    84,    85,    86,    87,    88,    89,
-      90,    91,    92,    93,    94,    78,    79,    80,    81,    82,
-      83,    84,    85,    86,    87,    88,    89,    90,    91,    92,
-      93,    94,    79,    80,    81,    82,    83,    84,    85,    86,
-      87,    88,    89,    90,    91,    92,    93,    94,    80,    81,
-      82,    83,    84,    85,    86,    87,    88,    89,    90,    91,
-      92,    93,    94,    81,    82,    83,    84,    85,    86,    87,
-      88,    89,    90,    91,    92,    93,    94,    82,    83,    84,
-      85,    86,    87,    88,    89,    90,    91,    92,    93,    94
-};
-
-static const yytype_int16 yycheck[] =
-{
-       1,     3,     4,     5,     6,     7,    30,    22,    30,    31,
-      59,    26,     8,    51,    16,    17,    18,    13,    14,    15,
-      30,    59,    24,    25,    20,     3,    28,    29,    30,    29,
-      52,    53,    30,    48,    27,    59,    30,    31,    30,    31,
-      19,    20,    21,    39,    59,    24,    25,    40,    53,    54,
-      29,    30,    31,    32,    33,    21,    22,    23,    52,    53,
-      52,    40,    41,    42,    51,   100,    67,    54,    47,    48,
-      49,    50,    30,    52,   109,    30,    55,    56,    57,    75,
-     115,    77,    78,    79,    80,    81,    82,    83,    84,    85,
-      86,    87,    88,    89,    90,    91,    92,    93,    94,     0,
-     102,   116,   155,    99,   105,   106,   108,   100,    30,    31,
-      51,   107,   114,    54,    51,   168,   109,    54,    19,    20,
-      21,    30,   115,    24,    25,    54,    29,   120,    29,    30,
-      31,    32,    33,    34,    54,    52,    54,    38,    39,    40,
-      41,    42,    43,    44,    45,    46,    47,    48,    49,    50,
-      29,    52,    30,    30,    55,    56,    57,    24,    25,    26,
-      27,    28,   163,   164,     4,     5,     6,     7,     8,     9,
-      10,    11,    12,    13,    14,    15,    16,    17,    18,    19,
-      20,    21,    22,    23,    30,    30,     3,   188,     4,     5,
-       6,     7,     8,     9,    10,    11,    12,    13,    14,    15,
-      16,    17,    18,    19,    20,    21,    22,    23,   153,    17,
-      18,    19,    20,    21,    22,    23,    37,    31,    58,     3,
-      30,   166,    31,     3,    52,     3,   171,    19,    20,    21,
-      22,    23,     3,   178,     3,     3,   175,   183,    54,     4,
-       5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
-      15,    16,    17,    18,    19,    20,    21,    22,    23,   154,
-      -1,    -1,    19,    20,    21,    -1,    -1,    24,    25,    -1,
-      -1,    -1,    29,    30,    31,    32,    33,    34,    -1,    -1,
-      -1,    38,    39,    40,    41,    42,    51,    44,    45,    46,
-      47,    48,    49,    50,    -1,    52,    53,    -1,    55,    56,
-      57,    19,    20,    21,    -1,    -1,    24,    25,    -1,    -1,
-      -1,    29,    30,    31,    32,    33,    34,    -1,    -1,    -1,
-      38,    39,    40,    41,    42,    -1,    44,    45,    46,    47,
-      48,    49,    50,    -1,    52,    53,    -1,    55,    56,    57,
-      19,    20,    21,    -1,    -1,    24,    25,    -1,    -1,    -1,
-      29,    30,    31,    32,    33,    34,    -1,    -1,    -1,    38,
-      39,    40,    41,    42,    -1,    44,    45,    46,    47,    48,
-      49,    50,    -1,    52,    -1,    -1,    55,    56,    57,    19,
-      20,    21,    -1,    -1,    24,    25,    -1,    -1,    -1,    29,
-      30,    31,    32,    33,    -1,    -1,    -1,    -1,    -1,    -1,
-      40,    41,    42,    -1,    -1,    -1,    -1,    47,    48,    49,
-      50,    -1,    52,    -1,    -1,    55,    56,    57,    19,    20,
-      21,    -1,    -1,    24,    25,    -1,    -1,    -1,    29,    30,
-      31,    32,    33,    -1,    -1,    -1,    -1,    -1,    -1,    40,
-      41,    42,    -1,    -1,    -1,    -1,    47,    48,    49,    50,
-      -1,    52,    -1,    -1,    55,    56,    57,     4,     5,     6,
-       7,     8,     9,    10,    11,    12,    13,    14,    15,    16,
-      17,    18,    19,    20,    21,    22,    23,    13,    14,    15,
-      16,    17,    18,    19,    20,    21,    22,    23,    -1,    36,
-       4,     5,     6,     7,     8,     9,    10,    11,    12,    13,
-      14,    15,    16,    17,    18,    19,    20,    21,    22,    23,
-      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
-      -1,    35,     4,     5,     6,     7,     8,     9,    10,    11,
-      12,    13,    14,    15,    16,    17,    18,    19,    20,    21,
-      22,    23,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
-      -1,    -1,    -1,    35,     3,     4,     5,     6,     7,     8,
-       9,    10,    11,    12,    13,    14,    15,    16,    17,    18,
-      19,    20,    21,    22,    23,     4,     5,     6,     7,     8,
-       9,    10,    11,    12,    13,    14,    15,    16,    17,    18,
-      19,    20,    21,    22,    23,     7,     8,     9,    10,    11,
-      12,    13,    14,    15,    16,    17,    18,    19,    20,    21,
-      22,    23,     8,     9,    10,    11,    12,    13,    14,    15,
-      16,    17,    18,    19,    20,    21,    22,    23,     9,    10,
-      11,    12,    13,    14,    15,    16,    17,    18,    19,    20,
-      21,    22,    23,    10,    11,    12,    13,    14,    15,    16,
-      17,    18,    19,    20,    21,    22,    23,    11,    12,    13,
-      14,    15,    16,    17,    18,    19,    20,    21,    22,    23
-};
-
-  /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
-     symbol of state STATE-NUM.  */
-static const yytype_uint8 yystos[] =
-{
-       0,    61,     0,    19,    20,    21,    24,    25,    29,    30,
-      31,    32,    33,    34,    38,    39,    40,    41,    42,    43,
-      44,    45,    46,    47,    48,    49,    50,    52,    55,    56,
-      57,    62,    69,    71,    72,    73,    74,    75,    76,    29,
-      52,    74,    74,    74,    74,    74,    30,    72,    59,    72,
-      72,    72,    74,    74,    74,    30,    72,    30,    70,    30,
-      76,    30,    67,    74,    74,    76,    46,    68,    69,    71,
-      77,    74,    74,    74,     3,     4,     5,     6,     7,     8,
-       9,    10,    11,    12,    13,    14,    15,    16,    17,    18,
-      19,    20,    21,    22,    23,    24,    25,    26,    27,    28,
-      29,    71,    51,    51,    76,    36,    35,    54,    54,    29,
-       3,    54,    76,    52,    54,    29,    30,    53,    69,    53,
-      54,    72,    72,    72,    72,    72,    72,    72,    72,    72,
-      72,    72,    72,    72,    72,    72,    72,    72,    72,    72,
-      30,    30,    72,    77,    74,    69,    69,    72,    74,    77,
-      30,     3,    30,    31,    52,    64,    65,    66,    74,    77,
-      71,    58,    51,    37,    35,    51,    31,    65,    64,    53,
-      66,    31,    51,    69,    69,     3,    63,    65,    31,    53,
-       3,    65,    63,    52,     3,    65,     3,     3,    68,     3,
-      53
-};
-
-  /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
-static const yytype_uint8 yyr1[] =
-{
-       0,    60,    61,    61,    62,    62,    62,    62,    63,    63,
-      64,    64,    65,    66,    66,    66,    66,    67,    67,    68,
-      68,    69,    69,    69,    69,    69,    69,    69,    69,    69,
-      70,    70,    71,    71,    72,    72,    72,    72,    72,    72,
-      72,    72,    72,    72,    72,    72,    72,    72,    72,    72,
-      72,    72,    72,    72,    72,    73,    73,    74,    74,    74,
-      74,    74,    74,    74,    74,    74,    74,    74,    74,    74,
-      74,    75,    75,    75,    75,    75,    75,    75,    75,    75,
-      75,    75,    75,    75,    75,    76,    76,    77,    77
-};
-
-  /* YYR2[YYN] -- Number of symbols on the right hand side of rule YYN.  */
-static const yytype_uint8 yyr2[] =
-{
-       0,     2,     0,     2,     1,     9,     2,     6,     0,     2,
-       1,     2,     1,     4,     5,     4,     4,     0,     1,     1,
-       2,     2,     3,     4,     6,     6,     4,     3,     2,     4,
-       1,     3,     0,     1,     1,     3,     3,     3,     3,     3,
-       3,     3,     3,     3,     3,     3,     3,     3,     3,     3,
-       3,     3,     3,     3,     2,     1,     4,     1,     2,     2,
-       2,     2,     2,     2,     2,     2,     4,     4,     2,     2,
-       2,     3,     3,     4,     2,     3,     3,     2,     4,     5,
-       1,     1,     1,     1,     2,     1,     3,     1,     3
-};
-
-
-#define yyerrok         (yyerrstatus = 0)
-#define yyclearin       (yychar = YYEMPTY)
-#define YYEMPTY         (-2)
-#define YYEOF           0
-
-#define YYACCEPT        goto yyacceptlab
-#define YYABORT         goto yyabortlab
-#define YYERROR         goto yyerrorlab
-
-
-#define YYRECOVERING()  (!!yyerrstatus)
-
-#define YYBACKUP(Token, Value)                                  \
-do                                                              \
-  if (yychar == YYEMPTY)                                        \
-    {                                                           \
-      yychar = (Token);                                         \
-      yylval = (Value);                                         \
-      YYPOPSTACK (yylen);                                       \
-      yystate = *yyssp;                                         \
-      goto yybackup;                                            \
-    }                                                           \
-  else                                                          \
-    {                                                           \
-      yyerror (YY_("syntax error: cannot back up")); \
-      YYERROR;                                                  \
-    }                                                           \
-while (0)
-
-/* Error token number */
-#define YYTERROR        1
-#define YYERRCODE       256
-
-
-
-/* Enable debugging if requested.  */
-#if YYDEBUG
-
-# ifndef YYFPRINTF
-#  include <stdio.h> /* INFRINGES ON USER NAME SPACE */
-#  define YYFPRINTF fprintf
-# endif
-
-# define YYDPRINTF(Args)                        \
-do {                                            \
-  if (yydebug)                                  \
-    YYFPRINTF Args;                             \
-} while (0)
-
-/* This macro is provided for backward compatibility. */
-#ifndef YY_LOCATION_PRINT
-# define YY_LOCATION_PRINT(File, Loc) ((void) 0)
-#endif
-
-
-# define YY_SYMBOL_PRINT(Title, Type, Value, Location)                    \
-do {                                                                      \
-  if (yydebug)                                                            \
-    {                                                                     \
-      YYFPRINTF (stderr, "%s ", Title);                                   \
-      yy_symbol_print (stderr,                                            \
-                  Type, Value); \
-      YYFPRINTF (stderr, "\n");                                           \
-    }                                                                     \
-} while (0)
-
-
-/*----------------------------------------.
-| Print this symbol's value on YYOUTPUT.  |
-`----------------------------------------*/
-
-static void
-yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
-{
-  FILE *yyo = yyoutput;
-  YYUSE (yyo);
-  if (!yyvaluep)
-    return;
-# ifdef YYPRINT
-  if (yytype < YYNTOKENS)
-    YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
-# endif
-  YYUSE (yytype);
-}
-
-
-/*--------------------------------.
-| Print this symbol on YYOUTPUT.  |
-`--------------------------------*/
-
-static void
-yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
-{
-  YYFPRINTF (yyoutput, "%s %s (",
-             yytype < YYNTOKENS ? "token" : "nterm", yytname[yytype]);
-
-  yy_symbol_value_print (yyoutput, yytype, yyvaluep);
-  YYFPRINTF (yyoutput, ")");
-}
-
-/*------------------------------------------------------------------.
-| yy_stack_print -- Print the state stack from its BOTTOM up to its |
-| TOP (included).                                                   |
-`------------------------------------------------------------------*/
-
-static void
-yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)
-{
-  YYFPRINTF (stderr, "Stack now");
-  for (; yybottom <= yytop; yybottom++)
-    {
-      int yybot = *yybottom;
-      YYFPRINTF (stderr, " %d", yybot);
-    }
-  YYFPRINTF (stderr, "\n");
-}
-
-# define YY_STACK_PRINT(Bottom, Top)                            \
-do {                                                            \
-  if (yydebug)                                                  \
-    yy_stack_print ((Bottom), (Top));                           \
-} while (0)
-
-
-/*------------------------------------------------.
-| Report that the YYRULE is going to be reduced.  |
-`------------------------------------------------*/
-
-static void
-yy_reduce_print (yytype_int16 *yyssp, YYSTYPE *yyvsp, int yyrule)
-{
-  unsigned long int yylno = yyrline[yyrule];
-  int yynrhs = yyr2[yyrule];
-  int yyi;
-  YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",
-             yyrule - 1, yylno);
-  /* The symbols being reduced.  */
-  for (yyi = 0; yyi < yynrhs; yyi++)
-    {
-      YYFPRINTF (stderr, "   $%d = ", yyi + 1);
-      yy_symbol_print (stderr,
-                       yystos[yyssp[yyi + 1 - yynrhs]],
-                       &(yyvsp[(yyi + 1) - (yynrhs)])
-                                              );
-      YYFPRINTF (stderr, "\n");
-    }
-}
-
-# define YY_REDUCE_PRINT(Rule)          \
-do {                                    \
-  if (yydebug)                          \
-    yy_reduce_print (yyssp, yyvsp, Rule); \
-} while (0)
-
-/* Nonzero means print parse trace.  It is left uninitialized so that
-   multiple parsers can coexist.  */
-int yydebug;
-#else /* !YYDEBUG */
-# define YYDPRINTF(Args)
-# define YY_SYMBOL_PRINT(Title, Type, Value, Location)
-# define YY_STACK_PRINT(Bottom, Top)
-# define YY_REDUCE_PRINT(Rule)
-#endif /* !YYDEBUG */
-
-
-/* YYINITDEPTH -- initial size of the parser's stacks.  */
-#ifndef YYINITDEPTH
-# define YYINITDEPTH 200
-#endif
-
-/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
-   if the built-in stack extension method is used).
-
-   Do not make this value too large; the results are undefined if
-   YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
-   evaluated with infinite-precision integer arithmetic.  */
-
-#ifndef YYMAXDEPTH
-# define YYMAXDEPTH 10000
-#endif
-
-
-#if YYERROR_VERBOSE
-
-# ifndef yystrlen
-#  if defined __GLIBC__ && defined _STRING_H
-#   define yystrlen strlen
-#  else
-/* Return the length of YYSTR.  */
-static YYSIZE_T
-yystrlen (const char *yystr)
-{
-  YYSIZE_T yylen;
-  for (yylen = 0; yystr[yylen]; yylen++)
-    continue;
-  return yylen;
-}
-#  endif
-# endif
-
-# ifndef yystpcpy
-#  if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE
-#   define yystpcpy stpcpy
-#  else
-/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
-   YYDEST.  */
-static char *
-yystpcpy (char *yydest, const char *yysrc)
-{
-  char *yyd = yydest;
-  const char *yys = yysrc;
-
-  while ((*yyd++ = *yys++) != '\0')
-    continue;
-
-  return yyd - 1;
-}
-#  endif
-# endif
-
-# ifndef yytnamerr
-/* Copy to YYRES the contents of YYSTR after stripping away unnecessary
-   quotes and backslashes, so that it's suitable for yyerror.  The
-   heuristic is that double-quoting is unnecessary unless the string
-   contains an apostrophe, a comma, or backslash (other than
-   backslash-backslash).  YYSTR is taken from yytname.  If YYRES is
-   null, do not copy; instead, return the length of what the result
-   would have been.  */
-static YYSIZE_T
-yytnamerr (char *yyres, const char *yystr)
-{
-  if (*yystr == '"')
-    {
-      YYSIZE_T yyn = 0;
-      char const *yyp = yystr;
-
-      for (;;)
-        switch (*++yyp)
-          {
-          case '\'':
-          case ',':
-            goto do_not_strip_quotes;
-
-          case '\\':
-            if (*++yyp != '\\')
-              goto do_not_strip_quotes;
-            /* Fall through.  */
-          default:
-            if (yyres)
-              yyres[yyn] = *yyp;
-            yyn++;
-            break;
-
-          case '"':
-            if (yyres)
-              yyres[yyn] = '\0';
-            return yyn;
-          }
-    do_not_strip_quotes: ;
-    }
-
-  if (! yyres)
-    return yystrlen (yystr);
-
-  return yystpcpy (yyres, yystr) - yyres;
-}
-# endif
-
-/* Copy into *YYMSG, which is of size *YYMSG_ALLOC, an error message
-   about the unexpected token YYTOKEN for the state stack whose top is
-   YYSSP.
-
-   Return 0 if *YYMSG was successfully written.  Return 1 if *YYMSG is
-   not large enough to hold the message.  In that case, also set
-   *YYMSG_ALLOC to the required number of bytes.  Return 2 if the
-   required number of bytes is too large to store.  */
-static int
-yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
-                yytype_int16 *yyssp, int yytoken)
-{
-  YYSIZE_T yysize0 = yytnamerr (YY_NULLPTR, yytname[yytoken]);
-  YYSIZE_T yysize = yysize0;
-  enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
-  /* Internationalized format string. */
-  const char *yyformat = YY_NULLPTR;
-  /* Arguments of yyformat. */
-  char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
-  /* Number of reported tokens (one for the "unexpected", one per
-     "expected"). */
-  int yycount = 0;
-
-  /* There are many possibilities here to consider:
-     - If this state is a consistent state with a default action, then
-       the only way this function was invoked is if the default action
-       is an error action.  In that case, don't check for expected
-       tokens because there are none.
-     - The only way there can be no lookahead present (in yychar) is if
-       this state is a consistent state with a default action.  Thus,
-       detecting the absence of a lookahead is sufficient to determine
-       that there is no unexpected or expected token to report.  In that
-       case, just report a simple "syntax error".
-     - Don't assume there isn't a lookahead just because this state is a
-       consistent state with a default action.  There might have been a
-       previous inconsistent state, consistent state with a non-default
-       action, or user semantic action that manipulated yychar.
-     - Of course, the expected token list depends on states to have
-       correct lookahead information, and it depends on the parser not
-       to perform extra reductions after fetching a lookahead from the
-       scanner and before detecting a syntax error.  Thus, state merging
-       (from LALR or IELR) and default reductions corrupt the expected
-       token list.  However, the list is correct for canonical LR with
-       one exception: it will still contain any token that will not be
-       accepted due to an error action in a later state.
-  */
-  if (yytoken != YYEMPTY)
-    {
-      int yyn = yypact[*yyssp];
-      yyarg[yycount++] = yytname[yytoken];
-      if (!yypact_value_is_default (yyn))
-        {
-          /* Start YYX at -YYN if negative to avoid negative indexes in
-             YYCHECK.  In other words, skip the first -YYN actions for
-             this state because they are default actions.  */
-          int yyxbegin = yyn < 0 ? -yyn : 0;
-          /* Stay within bounds of both yycheck and yytname.  */
-          int yychecklim = YYLAST - yyn + 1;
-          int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
-          int yyx;
-
-          for (yyx = yyxbegin; yyx < yyxend; ++yyx)
-            if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR
-                && !yytable_value_is_error (yytable[yyx + yyn]))
-              {
-                if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
-                  {
-                    yycount = 1;
-                    yysize = yysize0;
-                    break;
-                  }
-                yyarg[yycount++] = yytname[yyx];
-                {
-                  YYSIZE_T yysize1 = yysize + yytnamerr (YY_NULLPTR, yytname[yyx]);
-                  if (! (yysize <= yysize1
-                         && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
-                    return 2;
-                  yysize = yysize1;
-                }
-              }
-        }
-    }
-
-  switch (yycount)
-    {
-# define YYCASE_(N, S)                      \
-      case N:                               \
-        yyformat = S;                       \
-      break
-    default: /* Avoid compiler warnings. */
-      YYCASE_(0, YY_("syntax error"));
-      YYCASE_(1, YY_("syntax error, unexpected %s"));
-      YYCASE_(2, YY_("syntax error, unexpected %s, expecting %s"));
-      YYCASE_(3, YY_("syntax error, unexpected %s, expecting %s or %s"));
-      YYCASE_(4, YY_("syntax error, unexpected %s, expecting %s or %s or %s"));
-      YYCASE_(5, YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s"));
-# undef YYCASE_
-    }
-
-  {
-    YYSIZE_T yysize1 = yysize + yystrlen (yyformat);
-    if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
-      return 2;
-    yysize = yysize1;
-  }
-
-  if (*yymsg_alloc < yysize)
-    {
-      *yymsg_alloc = 2 * yysize;
-      if (! (yysize <= *yymsg_alloc
-             && *yymsg_alloc <= YYSTACK_ALLOC_MAXIMUM))
-        *yymsg_alloc = YYSTACK_ALLOC_MAXIMUM;
-      return 1;
-    }
-
-  /* Avoid sprintf, as that infringes on the user's name space.
-     Don't have undefined behavior even if the translation
-     produced a string with the wrong number of "%s"s.  */
-  {
-    char *yyp = *yymsg;
-    int yyi = 0;
-    while ((*yyp = *yyformat) != '\0')
-      if (*yyp == '%' && yyformat[1] == 's' && yyi < yycount)
-        {
-          yyp += yytnamerr (yyp, yyarg[yyi++]);
-          yyformat += 2;
-        }
-      else
-        {
-          yyp++;
-          yyformat++;
-        }
-  }
-  return 0;
-}
-#endif /* YYERROR_VERBOSE */
-
-/*-----------------------------------------------.
-| Release the memory associated to this symbol.  |
-`-----------------------------------------------*/
-
-static void
-yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
-{
-  YYUSE (yyvaluep);
-  if (!yymsg)
-    yymsg = "Deleting";
-  YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
-
-  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-  YYUSE (yytype);
-  YY_IGNORE_MAYBE_UNINITIALIZED_END
-}
-
-
-
-
-/* The lookahead symbol.  */
-int yychar;
-
-/* The semantic value of the lookahead symbol.  */
-YYSTYPE yylval;
-/* Number of syntax errors so far.  */
-int yynerrs;
-
-
-/*----------.
-| yyparse.  |
-`----------*/
-
-int
-yyparse (void)
-{
-    int yystate;
-    /* Number of tokens to shift before error messages enabled.  */
-    int yyerrstatus;
-
-    /* The stacks and their tools:
-       'yyss': related to states.
-       'yyvs': related to semantic values.
-
-       Refer to the stacks through separate pointers, to allow yyoverflow
-       to reallocate them elsewhere.  */
-
-    /* The state stack.  */
-    yytype_int16 yyssa[YYINITDEPTH];
-    yytype_int16 *yyss;
-    yytype_int16 *yyssp;
-
-    /* The semantic value stack.  */
-    YYSTYPE yyvsa[YYINITDEPTH];
-    YYSTYPE *yyvs;
-    YYSTYPE *yyvsp;
-
-    YYSIZE_T yystacksize;
-
-  int yyn;
-  int yyresult;
-  /* Lookahead token as an internal (translated) token number.  */
-  int yytoken = 0;
-  /* The variables used to return semantic value and location from the
-     action routines.  */
-  YYSTYPE yyval;
-
-#if YYERROR_VERBOSE
-  /* Buffer for error messages, and its allocated size.  */
-  char yymsgbuf[128];
-  char *yymsg = yymsgbuf;
-  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
-#endif
-
-#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
-
-  /* The number of symbols on the RHS of the reduced rule.
-     Keep to zero when no symbol should be popped.  */
-  int yylen = 0;
-
-  yyssp = yyss = yyssa;
-  yyvsp = yyvs = yyvsa;
-  yystacksize = YYINITDEPTH;
-
-  YYDPRINTF ((stderr, "Starting parse\n"));
-
-  yystate = 0;
-  yyerrstatus = 0;
-  yynerrs = 0;
-  yychar = YYEMPTY; /* Cause a token to be read.  */
-  goto yysetstate;
-
-/*------------------------------------------------------------.
-| yynewstate -- Push a new state, which is found in yystate.  |
-`------------------------------------------------------------*/
- yynewstate:
-  /* In all cases, when you get here, the value and location stacks
-     have just been pushed.  So pushing a state here evens the stacks.  */
-  yyssp++;
-
- yysetstate:
-  *yyssp = yystate;
-
-  if (yyss + yystacksize - 1 <= yyssp)
-    {
-      /* Get the current used size of the three stacks, in elements.  */
-      YYSIZE_T yysize = yyssp - yyss + 1;
-
-#ifdef yyoverflow
-      {
-        /* Give user a chance to reallocate the stack.  Use copies of
-           these so that the &'s don't force the real ones into
-           memory.  */
-        YYSTYPE *yyvs1 = yyvs;
-        yytype_int16 *yyss1 = yyss;
-
-        /* Each stack pointer address is followed by the size of the
-           data in use in that stack, in bytes.  This used to be a
-           conditional around just the two extra args, but that might
-           be undefined if yyoverflow is a macro.  */
-        yyoverflow (YY_("memory exhausted"),
-                    &yyss1, yysize * sizeof (*yyssp),
-                    &yyvs1, yysize * sizeof (*yyvsp),
-                    &yystacksize);
-
-        yyss = yyss1;
-        yyvs = yyvs1;
-      }
-#else /* no yyoverflow */
-# ifndef YYSTACK_RELOCATE
-      goto yyexhaustedlab;
-# else
-      /* Extend the stack our own way.  */
-      if (YYMAXDEPTH <= yystacksize)
-        goto yyexhaustedlab;
-      yystacksize *= 2;
-      if (YYMAXDEPTH < yystacksize)
-        yystacksize = YYMAXDEPTH;
-
-      {
-        yytype_int16 *yyss1 = yyss;
-        union yyalloc *yyptr =
-          (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
-        if (! yyptr)
-          goto yyexhaustedlab;
-        YYSTACK_RELOCATE (yyss_alloc, yyss);
-        YYSTACK_RELOCATE (yyvs_alloc, yyvs);
-#  undef YYSTACK_RELOCATE
-        if (yyss1 != yyssa)
-          YYSTACK_FREE (yyss1);
-      }
-# endif
-#endif /* no yyoverflow */
-
-      yyssp = yyss + yysize - 1;
-      yyvsp = yyvs + yysize - 1;
-
-      YYDPRINTF ((stderr, "Stack size increased to %lu\n",
-                  (unsigned long int) yystacksize));
-
-      if (yyss + yystacksize - 1 <= yyssp)
-        YYABORT;
-    }
-
-  YYDPRINTF ((stderr, "Entering state %d\n", yystate));
-
-  if (yystate == YYFINAL)
-    YYACCEPT;
-
-  goto yybackup;
-
-/*-----------.
-| yybackup.  |
-`-----------*/
-yybackup:
-
-  /* Do appropriate processing given the current state.  Read a
-     lookahead token if we need one and don't already have one.  */
-
-  /* First try to decide what to do without reference to lookahead token.  */
-  yyn = yypact[yystate];
-  if (yypact_value_is_default (yyn))
-    goto yydefault;
-
-  /* Not known => get a lookahead token if don't already have one.  */
-
-  /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol.  */
-  if (yychar == YYEMPTY)
-    {
-      YYDPRINTF ((stderr, "Reading a token: "));
-      yychar = yylex ();
-    }
-
-  if (yychar <= YYEOF)
-    {
-      yychar = yytoken = YYEOF;
-      YYDPRINTF ((stderr, "Now at end of input.\n"));
-    }
-  else
-    {
-      yytoken = YYTRANSLATE (yychar);
-      YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
-    }
-
-  /* If the proper action on seeing token YYTOKEN is to reduce or to
-     detect an error, take that action.  */
-  yyn += yytoken;
-  if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
-    goto yydefault;
-  yyn = yytable[yyn];
-  if (yyn <= 0)
-    {
-      if (yytable_value_is_error (yyn))
-        goto yyerrlab;
-      yyn = -yyn;
-      goto yyreduce;
-    }
-
-  /* Count tokens shifted since error; after three, turn off error
-     status.  */
-  if (yyerrstatus)
-    yyerrstatus--;
-
-  /* Shift the lookahead token.  */
-  YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
-
-  /* Discard the shifted token.  */
-  yychar = YYEMPTY;
-
-  yystate = yyn;
-  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-  *++yyvsp = yylval;
-  YY_IGNORE_MAYBE_UNINITIALIZED_END
-
-  goto yynewstate;
-
-
-/*-----------------------------------------------------------.
-| yydefault -- do the default action for the current state.  |
-`-----------------------------------------------------------*/
-yydefault:
-  yyn = yydefact[yystate];
-  if (yyn == 0)
-    goto yyerrlab;
-  goto yyreduce;
-
-
-/*-----------------------------.
-| yyreduce -- Do a reduction.  |
-`-----------------------------*/
-yyreduce:
-  /* yyn is the number of a rule to reduce with.  */
-  yylen = yyr2[yyn];
-
-  /* If YYLEN is nonzero, implement the default value of the action:
-     '$$ = $1'.
-
-     Otherwise, the following line sets YYVAL to garbage.
-     This behavior is undocumented and Bison
-     users should not rely upon it.  Assigning to YYVAL
-     unconditionally makes the parser a bit smaller, and it avoids a
-     GCC warning that YYVAL may be used uninitialized.  */
-  yyval = yyvsp[1-yylen];
-
-
-  YY_REDUCE_PRINT (yyn);
-  switch (yyn)
-    {
-        case 4:
-#line 54 "dbg.y" /* yacc.c:1648  */
-    {
-			/* make stmnt a root so it isn't collected! */
-			mkvar("_thiscmd")->proc = (yyvsp[0].node);
-			execute((yyvsp[0].node));
-			mkvar("_thiscmd")->proc = nil;
-			gc();
-			if(interactive)
-				Bprint(bout, "acid: ");
-		}
-#line 1518 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 5:
-#line 64 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyvsp[-7].sym)->proc = an(OLIST, (yyvsp[-5].node), (yyvsp[-1].node));
-		}
-#line 1526 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 6:
-#line 68 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyvsp[0].sym)->proc = nil;
-		}
-#line 1534 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 7:
-#line 72 "dbg.y" /* yacc.c:1648  */
-    {
-			defcomplex((yyvsp[-4].node), (yyvsp[-2].node));
-		}
-#line 1542 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 11:
-#line 82 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OLIST, (yyvsp[-1].node), (yyvsp[0].node));
-		}
-#line 1550 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 12:
-#line 88 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ONAME, ZN, ZN);
-			(yyval.node)->sym = (yyvsp[0].sym);
-		}
-#line 1559 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 13:
-#line 95 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyvsp[-1].node)->store.ival = (yyvsp[-2].ival);
-			(yyvsp[-1].node)->store.fmt = (yyvsp[-3].ival);
-			(yyval.node) = (yyvsp[-1].node);
-		}
-#line 1569 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 14:
-#line 101 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyvsp[-1].node)->store.ival = (yyvsp[-2].ival);
-			(yyvsp[-1].node)->store.fmt = (yyvsp[-4].ival);
-			(yyvsp[-1].node)->right = (yyvsp[-3].node);
-			(yyval.node) = (yyvsp[-1].node);
-		}
-#line 1580 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 15:
-#line 108 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyvsp[-1].node)->store.ival = (yyvsp[-2].ival);
-			(yyvsp[-1].node)->left = (yyvsp[-3].node);
-			(yyval.node) = (yyvsp[-1].node);
-		}
-#line 1590 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 16:
-#line 114 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OCTRUCT, (yyvsp[-2].node), ZN);
-		}
-#line 1598 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 17:
-#line 120 "dbg.y" /* yacc.c:1648  */
-    { (yyval.sym) = 0; }
-#line 1604 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 20:
-#line 126 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OLIST, (yyvsp[-1].node), (yyvsp[0].node));
-		}
-#line 1612 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 22:
-#line 133 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = (yyvsp[-1].node);
-		}
-#line 1620 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 23:
-#line 137 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OIF, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1628 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 24:
-#line 141 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OIF, (yyvsp[-4].node), an(OELSE, (yyvsp[-2].node), (yyvsp[0].node)));
-		}
-#line 1636 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 25:
-#line 145 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ODO, an(OLIST, (yyvsp[-4].node), (yyvsp[-2].node)), (yyvsp[0].node));
-		}
-#line 1644 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 26:
-#line 149 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OWHILE, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1652 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 27:
-#line 153 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ORET, (yyvsp[-1].node), ZN);
-		}
-#line 1660 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 28:
-#line 157 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OLOCAL, (yyvsp[0].node), ZN);
-		}
-#line 1668 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 29:
-#line 161 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OCOMPLEX, (yyvsp[-1].node), ZN);
-			(yyval.node)->sym = (yyvsp[-2].sym);
-		}
-#line 1677 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 30:
-#line 168 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ONAME, ZN, ZN);
-			(yyval.node)->sym = (yyvsp[0].sym);
-		}
-#line 1686 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 31:
-#line 173 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ONAME, (yyvsp[-2].node), ZN);
-			(yyval.node)->sym = (yyvsp[0].sym);
-		}
-#line 1695 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 32:
-#line 180 "dbg.y" /* yacc.c:1648  */
-    { (yyval.node) = 0; }
-#line 1701 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 35:
-#line 186 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OMUL, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1709 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 36:
-#line 190 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ODIV, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1717 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 37:
-#line 194 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OMOD, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1725 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 38:
-#line 198 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OADD, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1733 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 39:
-#line 202 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OSUB, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1741 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 40:
-#line 206 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ORSH, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1749 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 41:
-#line 210 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OLSH, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1757 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 42:
-#line 214 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OLT, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1765 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 43:
-#line 218 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OGT, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1773 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 44:
-#line 222 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OLEQ, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1781 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 45:
-#line 226 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OGEQ, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1789 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 46:
-#line 230 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OEQ, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1797 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 47:
-#line 234 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ONEQ, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1805 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 48:
-#line 238 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OLAND, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1813 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 49:
-#line 242 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OXOR, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1821 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 50:
-#line 246 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OLOR, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1829 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 51:
-#line 250 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OCAND, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1837 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 52:
-#line 254 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OCOR, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1845 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 53:
-#line 258 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OASGN, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1853 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 54:
-#line 262 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OFMT, (yyvsp[-1].node), con((yyvsp[0].ival)));
-		}
-#line 1861 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 56:
-#line 269 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OCAST, (yyvsp[0].node), ZN);
-			(yyval.node)->sym = (yyvsp[-2].sym);
-		}
-#line 1870 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 58:
-#line 277 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OINDM, (yyvsp[0].node), ZN);
-		}
-#line 1878 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 59:
-#line 281 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OINDC, (yyvsp[0].node), ZN);
-		}
-#line 1886 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 60:
-#line 285 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OADD, (yyvsp[0].node), ZN);
-		}
-#line 1894 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 61:
-#line 289 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = con(0);
-			(yyval.node) = an(OSUB, (yyval.node), (yyvsp[0].node));
-		}
-#line 1903 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 62:
-#line 294 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OEDEC, (yyvsp[0].node), ZN);
-		}
-#line 1911 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 63:
-#line 298 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OEINC, (yyvsp[0].node), ZN);
-		}
-#line 1919 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 64:
-#line 302 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OHEAD, (yyvsp[0].node), ZN);
-		}
-#line 1927 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 65:
-#line 306 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OTAIL, (yyvsp[0].node), ZN);
-		}
-#line 1935 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 66:
-#line 310 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OAPPEND, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1943 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 67:
-#line 314 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ODELETE, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 1951 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 68:
-#line 318 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ONOT, (yyvsp[0].node), ZN);
-		}
-#line 1959 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 69:
-#line 322 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OXOR, (yyvsp[0].node), con(-1));
-		}
-#line 1967 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 70:
-#line 326 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OEVAL, (yyvsp[0].node), ZN);
-		}
-#line 1975 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 71:
-#line 332 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = (yyvsp[-1].node);
-		}
-#line 1983 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 72:
-#line 336 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OCTRUCT, (yyvsp[-1].node), ZN);
-		}
-#line 1991 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 73:
-#line 340 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OINDEX, (yyvsp[-3].node), (yyvsp[-1].node));
-		}
-#line 1999 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 74:
-#line 344 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OPDEC, (yyvsp[-1].node), ZN);
-		}
-#line 2007 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 75:
-#line 348 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ODOT, (yyvsp[-2].node), ZN);
-			(yyval.node)->sym = (yyvsp[0].sym);
-		}
-#line 2016 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 76:
-#line 353 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ODOT, an(OINDM, (yyvsp[-2].node), ZN), ZN);
-			(yyval.node)->sym = (yyvsp[0].sym);
-		}
-#line 2025 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 77:
-#line 358 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OPINC, (yyvsp[-1].node), ZN);
-		}
-#line 2033 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 78:
-#line 362 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OCALL, (yyvsp[-3].node), (yyvsp[-1].node));
-		}
-#line 2041 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 79:
-#line 366 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OCALL, (yyvsp[-3].node), (yyvsp[-1].node));
-			(yyval.node)->builtin = 1;
-		}
-#line 2050 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 81:
-#line 372 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = con((yyvsp[0].ival));
-		}
-#line 2058 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 82:
-#line 376 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OCONST, ZN, ZN);
-			(yyval.node)->type = TFLOAT;
-			(yyval.node)->store.fmt = 'f';
-			(yyval.node)->store.fval = (yyvsp[0].fval);
-		}
-#line 2069 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 83:
-#line 383 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OCONST, ZN, ZN);
-			(yyval.node)->type = TSTRING;
-			(yyval.node)->store.string = (yyvsp[0].string);
-			(yyval.node)->store.fmt = 's';
-		}
-#line 2080 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 84:
-#line 390 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OWHAT, ZN, ZN);
-			(yyval.node)->sym = (yyvsp[0].sym);
-		}
-#line 2089 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 85:
-#line 397 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(ONAME, ZN, ZN);
-			(yyval.node)->sym = (yyvsp[0].sym);
-		}
-#line 2098 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 86:
-#line 402 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OFRAME, (yyvsp[0].node), ZN);
-			(yyval.node)->sym = (yyvsp[-2].sym);
-		}
-#line 2107 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-  case 88:
-#line 410 "dbg.y" /* yacc.c:1648  */
-    {
-			(yyval.node) = an(OLIST, (yyvsp[-2].node), (yyvsp[0].node));
-		}
-#line 2115 "y.tab.c" /* yacc.c:1648  */
-    break;
-
-
-#line 2119 "y.tab.c" /* yacc.c:1648  */
-      default: break;
-    }
-  /* User semantic actions sometimes alter yychar, and that requires
-     that yytoken be updated with the new translation.  We take the
-     approach of translating immediately before every use of yytoken.
-     One alternative is translating here after every semantic action,
-     but that translation would be missed if the semantic action invokes
-     YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or
-     if it invokes YYBACKUP.  In the case of YYABORT or YYACCEPT, an
-     incorrect destructor might then be invoked immediately.  In the
-     case of YYERROR or YYBACKUP, subsequent parser actions might lead
-     to an incorrect destructor call or verbose syntax error message
-     before the lookahead is translated.  */
-  YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
-
-  YYPOPSTACK (yylen);
-  yylen = 0;
-  YY_STACK_PRINT (yyss, yyssp);
-
-  *++yyvsp = yyval;
-
-  /* Now 'shift' the result of the reduction.  Determine what state
-     that goes to, based on the state we popped back to and the rule
-     number reduced by.  */
-
-  yyn = yyr1[yyn];
-
-  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
-  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
-    yystate = yytable[yystate];
-  else
-    yystate = yydefgoto[yyn - YYNTOKENS];
-
-  goto yynewstate;
-
-
-/*--------------------------------------.
-| yyerrlab -- here on detecting error.  |
-`--------------------------------------*/
-yyerrlab:
-  /* Make sure we have latest lookahead translation.  See comments at
-     user semantic actions for why this is necessary.  */
-  yytoken = yychar == YYEMPTY ? YYEMPTY : YYTRANSLATE (yychar);
-
-  /* If not already recovering from an error, report this error.  */
-  if (!yyerrstatus)
-    {
-      ++yynerrs;
-#if ! YYERROR_VERBOSE
-      yyerror (YY_("syntax error"));
-#else
-# define YYSYNTAX_ERROR yysyntax_error (&yymsg_alloc, &yymsg, \
-                                        yyssp, yytoken)
-      {
-        char const *yymsgp = YY_("syntax error");
-        int yysyntax_error_status;
-        yysyntax_error_status = YYSYNTAX_ERROR;
-        if (yysyntax_error_status == 0)
-          yymsgp = yymsg;
-        else if (yysyntax_error_status == 1)
-          {
-            if (yymsg != yymsgbuf)
-              YYSTACK_FREE (yymsg);
-            yymsg = (char *) YYSTACK_ALLOC (yymsg_alloc);
-            if (!yymsg)
-              {
-                yymsg = yymsgbuf;
-                yymsg_alloc = sizeof yymsgbuf;
-                yysyntax_error_status = 2;
-              }
-            else
-              {
-                yysyntax_error_status = YYSYNTAX_ERROR;
-                yymsgp = yymsg;
-              }
-          }
-        yyerror (yymsgp);
-        if (yysyntax_error_status == 2)
-          goto yyexhaustedlab;
-      }
-# undef YYSYNTAX_ERROR
-#endif
-    }
-
-
-
-  if (yyerrstatus == 3)
-    {
-      /* If just tried and failed to reuse lookahead token after an
-         error, discard it.  */
-
-      if (yychar <= YYEOF)
-        {
-          /* Return failure if at end of input.  */
-          if (yychar == YYEOF)
-            YYABORT;
-        }
-      else
-        {
-          yydestruct ("Error: discarding",
-                      yytoken, &yylval);
-          yychar = YYEMPTY;
-        }
-    }
-
-  /* Else will try to reuse lookahead token after shifting the error
-     token.  */
-  goto yyerrlab1;
-
-
-/*---------------------------------------------------.
-| yyerrorlab -- error raised explicitly by YYERROR.  |
-`---------------------------------------------------*/
-yyerrorlab:
-
-  /* Pacify compilers like GCC when the user code never invokes
-     YYERROR and the label yyerrorlab therefore never appears in user
-     code.  */
-  if (/*CONSTCOND*/ 0)
-     goto yyerrorlab;
-
-  /* Do not reclaim the symbols of the rule whose action triggered
-     this YYERROR.  */
-  YYPOPSTACK (yylen);
-  yylen = 0;
-  YY_STACK_PRINT (yyss, yyssp);
-  yystate = *yyssp;
-  goto yyerrlab1;
-
-
-/*-------------------------------------------------------------.
-| yyerrlab1 -- common code for both syntax error and YYERROR.  |
-`-------------------------------------------------------------*/
-yyerrlab1:
-  yyerrstatus = 3;      /* Each real token shifted decrements this.  */
-
-  for (;;)
-    {
-      yyn = yypact[yystate];
-      if (!yypact_value_is_default (yyn))
-        {
-          yyn += YYTERROR;
-          if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
-            {
-              yyn = yytable[yyn];
-              if (0 < yyn)
-                break;
-            }
-        }
-
-      /* Pop the current state because it cannot handle the error token.  */
-      if (yyssp == yyss)
-        YYABORT;
-
-
-      yydestruct ("Error: popping",
-                  yystos[yystate], yyvsp);
-      YYPOPSTACK (1);
-      yystate = *yyssp;
-      YY_STACK_PRINT (yyss, yyssp);
-    }
-
-  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-  *++yyvsp = yylval;
-  YY_IGNORE_MAYBE_UNINITIALIZED_END
-
-
-  /* Shift the error token.  */
-  YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);
-
-  yystate = yyn;
-  goto yynewstate;
-
-
-/*-------------------------------------.
-| yyacceptlab -- YYACCEPT comes here.  |
-`-------------------------------------*/
-yyacceptlab:
-  yyresult = 0;
-  goto yyreturn;
-
-/*-----------------------------------.
-| yyabortlab -- YYABORT comes here.  |
-`-----------------------------------*/
-yyabortlab:
-  yyresult = 1;
-  goto yyreturn;
-
-#if !defined yyoverflow || YYERROR_VERBOSE
-/*-------------------------------------------------.
-| yyexhaustedlab -- memory exhaustion comes here.  |
-`-------------------------------------------------*/
-yyexhaustedlab:
-  yyerror (YY_("memory exhausted"));
-  yyresult = 2;
-  /* Fall through.  */
-#endif
-
-yyreturn:
-  if (yychar != YYEMPTY)
-    {
-      /* Make sure we have latest lookahead translation.  See comments at
-         user semantic actions for why this is necessary.  */
-      yytoken = YYTRANSLATE (yychar);
-      yydestruct ("Cleanup: discarding lookahead",
-                  yytoken, &yylval);
-    }
-  /* Do not reclaim the symbols of the rule whose action triggered
-     this YYABORT or YYACCEPT.  */
-  YYPOPSTACK (yylen);
-  YY_STACK_PRINT (yyss, yyssp);
-  while (yyssp != yyss)
-    {
-      yydestruct ("Cleanup: popping",
-                  yystos[*yyssp], yyvsp);
-      YYPOPSTACK (1);
-    }
-#ifndef yyoverflow
-  if (yyss != yyssa)
-    YYSTACK_FREE (yyss);
-#endif
-#if YYERROR_VERBOSE
-  if (yymsg != yymsgbuf)
-    YYSTACK_FREE (yymsg);
-#endif
-  return yyresult;
-}

+ 0 - 144
sys/src/cmd/acid/y.tab.h

@@ -1,144 +0,0 @@
-/* A Bison parser, made by GNU Bison 3.0.5.  */
-
-/* Bison interface for Yacc-like parsers in C
-
-   Copyright (C) 1984, 1989-1990, 2000-2015, 2018 Free Software Foundation, Inc.
-
-   This program is free software: you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation, either version 3 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
-
-/* As a special exception, you may create a larger work that contains
-   part or all of the Bison parser skeleton and distribute that work
-   under terms of your choice, so long as that work isn't itself a
-   parser generator using the skeleton or a modified version thereof
-   as a parser skeleton.  Alternatively, if you modify or redistribute
-   the parser skeleton itself, you may (at your option) remove this
-   special exception, which will cause the skeleton and the resulting
-   Bison output files to be licensed under the GNU General Public
-   License without this special exception.
-
-   This special exception was added by the Free Software Foundation in
-   version 2.2 of Bison.  */
-
-#ifndef YY_YY_Y_TAB_H_INCLUDED
-# define YY_YY_Y_TAB_H_INCLUDED
-/* Debug traces.  */
-#ifndef YYDEBUG
-# define YYDEBUG 0
-#endif
-#if YYDEBUG
-extern int yydebug;
-#endif
-
-/* Token type.  */
-#ifndef YYTOKENTYPE
-# define YYTOKENTYPE
-  enum yytokentype
-  {
-    Tfmt = 258,
-    Toror = 259,
-    Tandand = 260,
-    Teq = 261,
-    Tneq = 262,
-    Tleq = 263,
-    Tgeq = 264,
-    Tlsh = 265,
-    Trsh = 266,
-    Tdec = 267,
-    Tinc = 268,
-    Tindir = 269,
-    Tid = 270,
-    Tconst = 271,
-    Tfconst = 272,
-    Tstring = 273,
-    Tif = 274,
-    Tdo = 275,
-    Tthen = 276,
-    Telse = 277,
-    Twhile = 278,
-    Tloop = 279,
-    Thead = 280,
-    Ttail = 281,
-    Tappend = 282,
-    Tfn = 283,
-    Tret = 284,
-    Tlocal = 285,
-    Tcomplex = 286,
-    Twhat = 287,
-    Tdelete = 288,
-    Teval = 289,
-    Tbuiltin = 290
-  };
-#endif
-/* Tokens.  */
-#define Tfmt 258
-#define Toror 259
-#define Tandand 260
-#define Teq 261
-#define Tneq 262
-#define Tleq 263
-#define Tgeq 264
-#define Tlsh 265
-#define Trsh 266
-#define Tdec 267
-#define Tinc 268
-#define Tindir 269
-#define Tid 270
-#define Tconst 271
-#define Tfconst 272
-#define Tstring 273
-#define Tif 274
-#define Tdo 275
-#define Tthen 276
-#define Telse 277
-#define Twhile 278
-#define Tloop 279
-#define Thead 280
-#define Ttail 281
-#define Tappend 282
-#define Tfn 283
-#define Tret 284
-#define Tlocal 285
-#define Tcomplex 286
-#define Twhat 287
-#define Tdelete 288
-#define Teval 289
-#define Tbuiltin 290
-
-/* Value type.  */
-#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-
-union YYSTYPE
-{
-#line 13 "dbg.y" /* yacc.c:1910  */
-
-	Node		*node;
-	Lsym		*sym;
-	uint64_t	ival;
-	float		fval;
-	String		*string;
-
-#line 132 "y.tab.h" /* yacc.c:1910  */
-};
-
-typedef union YYSTYPE YYSTYPE;
-# define YYSTYPE_IS_TRIVIAL 1
-# define YYSTYPE_IS_DECLARED 1
-#endif
-
-
-extern YYSTYPE yylval;
-
-int yyparse (void);
-
-#endif /* !YY_YY_Y_TAB_H_INCLUDED  */

+ 20 - 8
util/src/harvey/cmd/build/build.go

@@ -180,9 +180,10 @@ var (
 		"riscv":   true,
 		"aarch64": true,
 	}
-	debugPrint = flag.Bool("debug", false, "enable debug prints")
-	depends    = flag.Bool("D", false, "Do dependency checking")
-	shellhack  = flag.Bool("shellhack", false, "spawn every command in a shell (forced on if LD_PRELOAD is set)")
+	debugPrint     = flag.Bool("debug", false, "enable debug prints")
+	depends        = flag.Bool("D", false, "Do dependency checking")
+	staticAnalysis = flag.Bool("analyze", false, "Do static analysis")
+	shellhack      = flag.Bool("shellhack", false, "spawn every command in a shell (forced on if LD_PRELOAD is set)")
 )
 
 func debug(fmt string, s ...interface{}) {
@@ -478,24 +479,34 @@ func cmdTarget(b *build, n string) (string, string) {
 
 func compile(b *build) {
 	log.Printf("Building %s\n", b.Name)
+
 	// N.B. Plan 9 has a very well defined include structure, just three things:
 	// /amd64/include, /sys/include, .
 	args := []string{
-		"-std=c11", "-c",
+		"-std=c11",
+		"-c",
 		"-I", fromRoot("/$ARCH/include"),
 		"-I", fromRoot("/sys/include"),
 		"-I", ".",
 	}
+
+	ccCommand := tools["cc"]
+	command := ccCommand
+	if *staticAnalysis {
+		command = "scan-build"
+		args = append([]string{ccCommand}, args...)
+	}
+
 	args = append(args, b.Cflags...)
 	if len(b.SourceFilesCmd) > 0 {
-		for _, i := range b.SourceFilesCmd {
-			cmd := exec.Command(tools["cc"], append(args, i)...)
+		for _, sourceFile := range b.SourceFilesCmd {
+			cmd := exec.Command(command, append(args, sourceFile)...)
 			run(b, *shellhack, cmd)
 		}
 		return
 	}
 	args = append(args, b.SourceFiles...)
-	cmd := exec.Command(tools["cc"], args...)
+	cmd := exec.Command(command, args...)
 	run(b, *shellhack, cmd)
 }
 
@@ -571,7 +582,8 @@ func run(b *build, pipe bool, cmd *exec.Cmd) {
 	cmd.Stdout = os.Stdout
 	cmd.Stderr = os.Stderr
 	if pipe {
-		// Sh sends cmd to a shell. It's needed to enable $LD_PRELOAD tricks, see https://github.com/Harvey-OS/harvey/issues/8#issuecomment-131235178
+		// Sh sends cmd to a shell. It's needed to enable $LD_PRELOAD tricks,
+		// see https://github.com/Harvey-OS/harvey/issues/8#issuecomment-131235178
 		shell := exec.Command(sh)
 		shell.Env = cmd.Env
 		shell.Stderr = os.Stderr