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c-parse.in (string action): Do not warn about ANSI string concatenation in system headers.

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1999-12-17 13:21 -0800  Zack Weinberg  <zack@rabi.columbia.edu>

	* c-parse.in (string action): Do not warn about ANSI string
	concatenation in system headers.  Affects C parser only.
	* c-parse.y, c-parse.c, c-parse.h: Rebuild.

From-SVN: r30998
This commit is contained in:
Zack Weinberg 1999-12-17 21:23:38 +00:00 committed by Zack Weinberg
parent 6f19291ada
commit cdfff38e3d
5 changed files with 258 additions and 184 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
* c-parse.in (string action): Do not warn about ANSI string
concatenation in system headers. Affects C parser only.
* c-parse.y, c-parse.c, c-parse.h: Rebuild.
1999-12-16 Jakub Jelinek <jakub@redhat.com>
* config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if

310
gcc/c-parse.c
View File

@ -1,71 +1,70 @@
/* A Bison parser, made from c-parse.y
by GNU Bison version 1.25
*/
by GNU Bison version 1.28 */
#define YYBISON 1 /* Identify Bison output. */
#define IDENTIFIER 258
#define TYPENAME 259
#define SCSPEC 260
#define TYPESPEC 261
#define TYPE_QUAL 262
#define CONSTANT 263
#define STRING 264
#define ELLIPSIS 265
#define SIZEOF 266
#define ENUM 267
#define STRUCT 268
#define UNION 269
#define IF 270
#define ELSE 271
#define WHILE 272
#define DO 273
#define FOR 274
#define SWITCH 275
#define CASE 276
#define DEFAULT 277
#define BREAK 278
#define CONTINUE 279
#define RETURN 280
#define GOTO 281
#define ASM_KEYWORD 282
#define TYPEOF 283
#define ALIGNOF 284
#define ATTRIBUTE 285
#define EXTENSION 286
#define LABEL 287
#define REALPART 288
#define IMAGPART 289
#define VA_ARG 290
#define END_OF_LINE 291
#define ASSIGN 292
#define OROR 293
#define ANDAND 294
#define EQCOMPARE 295
#define ARITHCOMPARE 296
#define LSHIFT 297
#define RSHIFT 298
#define UNARY 299
#define PLUSPLUS 300
#define MINUSMINUS 301
#define HYPERUNARY 302
#define POINTSAT 303
#define INTERFACE 304
#define IMPLEMENTATION 305
#define END 306
#define SELECTOR 307
#define DEFS 308
#define ENCODE 309
#define CLASSNAME 310
#define PUBLIC 311
#define PRIVATE 312
#define PROTECTED 313
#define PROTOCOL 314
#define OBJECTNAME 315
#define CLASS 316
#define ALIAS 317
#define OBJC_STRING 318
#define IDENTIFIER 257
#define TYPENAME 258
#define SCSPEC 259
#define TYPESPEC 260
#define TYPE_QUAL 261
#define CONSTANT 262
#define STRING 263
#define ELLIPSIS 264
#define SIZEOF 265
#define ENUM 266
#define STRUCT 267
#define UNION 268
#define IF 269
#define ELSE 270
#define WHILE 271
#define DO 272
#define FOR 273
#define SWITCH 274
#define CASE 275
#define DEFAULT 276
#define BREAK 277
#define CONTINUE 278
#define RETURN 279
#define GOTO 280
#define ASM_KEYWORD 281
#define TYPEOF 282
#define ALIGNOF 283
#define ATTRIBUTE 284
#define EXTENSION 285
#define LABEL 286
#define REALPART 287
#define IMAGPART 288
#define VA_ARG 289
#define END_OF_LINE 290
#define ASSIGN 291
#define OROR 292
#define ANDAND 293
#define EQCOMPARE 294
#define ARITHCOMPARE 295
#define LSHIFT 296
#define RSHIFT 297
#define UNARY 298
#define PLUSPLUS 299
#define MINUSMINUS 300
#define HYPERUNARY 301
#define POINTSAT 302
#define INTERFACE 303
#define IMPLEMENTATION 304
#define END 305
#define SELECTOR 306
#define DEFS 307
#define ENCODE 308
#define CLASSNAME 309
#define PUBLIC 310
#define PRIVATE 311
#define PROTECTED 312
#define PROTOCOL 313
#define OBJECTNAME 314
#define CLASS 315
#define ALIAS 316
#define OBJC_STRING 317
#line 33 "c-parse.y"
@ -159,7 +158,7 @@ c_parse_init ()
#define YYFLAG -32768
#define YYNTBASE 86
#define YYTRANSLATE(x) ((unsigned)(x) <= 318 ? yytranslate[x] : 244)
#define YYTRANSLATE(x) ((unsigned)(x) <= 317 ? yytranslate[x] : 244)
static const char yytranslate[] = { 0,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
@ -187,13 +186,13 @@ static const char 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, 2, 2, 2, 1, 2, 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, 30, 31, 32, 33, 34, 35,
36, 37, 41, 42, 46, 47, 48, 49, 55, 56,
57, 58, 59, 63, 64, 65, 66, 67, 68, 69,
70, 71, 72, 73, 74, 75, 76, 77
2, 2, 2, 2, 2, 1, 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, 30, 31, 32, 33, 34, 35, 36,
37, 41, 42, 46, 47, 48, 49, 55, 56, 57,
58, 59, 63, 64, 65, 66, 67, 68, 69, 70,
71, 72, 73, 74, 75, 76, 77
};
#if YYDEBUG != 0
@ -1264,7 +1263,8 @@ static const short yycheck[] = { 38,
51, 52, 53, 54
};
/* -*-C-*- Note some compilers choke on comments on `#line' lines. */
#line 3 "/usr/freeware/share/bison.simple"
#line 3 "/usr/share/misc/bison.simple"
/* This file comes from bison-1.28. */
/* Skeleton output parser for bison,
Copyright (C) 1984, 1989, 1990 Free Software Foundation, Inc.
@ -1281,47 +1281,67 @@ static const short yycheck[] = { 38,
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* As a special exception, when this file is copied by Bison into a
Bison output file, you may use that output file without restriction.
This special exception was added by the Free Software Foundation
in version 1.24 of Bison. */
#ifndef alloca
#ifdef __GNUC__
#define alloca __builtin_alloca
#else /* not GNU C. */
#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi)
#include <alloca.h>
#else /* not sparc */
#if defined (MSDOS) && !defined (__TURBOC__)
#include <malloc.h>
#else /* not MSDOS, or __TURBOC__ */
#if defined(_AIX)
#include <malloc.h>
#pragma alloca
#else /* not MSDOS, __TURBOC__, or _AIX */
#ifdef __hpux
#ifdef __cplusplus
extern "C" {
void *alloca (unsigned int);
};
#else /* not __cplusplus */
void *alloca ();
#endif /* not __cplusplus */
#endif /* __hpux */
#endif /* not _AIX */
#endif /* not MSDOS, or __TURBOC__ */
#endif /* not sparc. */
#endif /* not GNU C. */
#endif /* alloca not defined. */
/* This is the parser code that is written into each bison parser
when the %semantic_parser declaration is not specified in the grammar.
It was written by Richard Stallman by simplifying the hairy parser
used when %semantic_parser is specified. */
#ifndef YYSTACK_USE_ALLOCA
#ifdef alloca
#define YYSTACK_USE_ALLOCA
#else /* alloca not defined */
#ifdef __GNUC__
#define YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#else /* not GNU C. */
#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386))
#define YYSTACK_USE_ALLOCA
#include <alloca.h>
#else /* not sparc */
/* We think this test detects Watcom and Microsoft C. */
/* This used to test MSDOS, but that is a bad idea
since that symbol is in the user namespace. */
#if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__)
#if 0 /* No need for malloc.h, which pollutes the namespace;
instead, just don't use alloca. */
#include <malloc.h>
#endif
#else /* not MSDOS, or __TURBOC__ */
#if defined(_AIX)
/* I don't know what this was needed for, but it pollutes the namespace.
So I turned it off. rms, 2 May 1997. */
/* #include <malloc.h> */
#pragma alloca
#define YYSTACK_USE_ALLOCA
#else /* not MSDOS, or __TURBOC__, or _AIX */
#if 0
#ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up,
and on HPUX 10. Eventually we can turn this on. */
#define YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#endif /* __hpux */
#endif
#endif /* not _AIX */
#endif /* not MSDOS, or __TURBOC__ */
#endif /* not sparc */
#endif /* not GNU C */
#endif /* alloca not defined */
#endif /* YYSTACK_USE_ALLOCA not defined */
#ifdef YYSTACK_USE_ALLOCA
#define YYSTACK_ALLOC alloca
#else
#define YYSTACK_ALLOC malloc
#endif
/* Note: there must be only one dollar sign in this file.
It is replaced by the list of actions, each action
as one case of the switch. */
@ -1330,8 +1350,8 @@ void *alloca ();
#define yyclearin (yychar = YYEMPTY)
#define YYEMPTY -2
#define YYEOF 0
#define YYACCEPT return(0)
#define YYABORT return(1)
#define YYACCEPT goto yyacceptlab
#define YYABORT goto yyabortlab
#define YYERROR goto yyerrlab1
/* Like YYERROR except do call yyerror.
This remains here temporarily to ease the
@ -1412,12 +1432,12 @@ int yydebug; /* nonzero means print parse trace */
#ifndef YYMAXDEPTH
#define YYMAXDEPTH 10000
#endif
/* Prevent warning if -Wstrict-prototypes. */
#ifdef __GNUC__
int yyparse (void);
#endif
/* Define __yy_memcpy. Note that the size argument
should be passed with type unsigned int, because that is what the non-GCC
definitions require. With GCC, __builtin_memcpy takes an arg
of type size_t, but it can handle unsigned int. */
#if __GNUC__ > 1 /* GNU C and GNU C++ define this. */
#define __yy_memcpy(TO,FROM,COUNT) __builtin_memcpy(TO,FROM,COUNT)
#else /* not GNU C or C++ */
@ -1429,7 +1449,7 @@ static void
__yy_memcpy (to, from, count)
char *to;
char *from;
int count;
unsigned int count;
{
register char *f = from;
register char *t = to;
@ -1444,10 +1464,10 @@ __yy_memcpy (to, from, count)
/* This is the most reliable way to avoid incompatibilities
in available built-in functions on various systems. */
static void
__yy_memcpy (char *to, char *from, int count)
__yy_memcpy (char *to, char *from, unsigned int count)
{
register char *f = from;
register char *t = to;
register char *f = from;
register int i = count;
while (i-- > 0)
@ -1457,7 +1477,7 @@ __yy_memcpy (char *to, char *from, int count)
#endif
#endif
#line 196 "/usr/freeware/share/bison.simple"
#line 217 "/usr/share/misc/bison.simple"
/* The user can define YYPARSE_PARAM as the name of an argument to be passed
into yyparse. The argument should have type void *.
@ -1478,6 +1498,15 @@ __yy_memcpy (char *to, char *from, int count)
#define YYPARSE_PARAM_DECL
#endif /* not YYPARSE_PARAM */
/* Prevent warning if -Wstrict-prototypes. */
#ifdef __GNUC__
#ifdef YYPARSE_PARAM
int yyparse (void *);
#else
int yyparse (void);
#endif
#endif
int
yyparse(YYPARSE_PARAM_ARG)
YYPARSE_PARAM_DECL
@ -1506,6 +1535,7 @@ yyparse(YYPARSE_PARAM_ARG)
#endif
int yystacksize = YYINITDEPTH;
int yyfree_stacks = 0;
#ifdef YYPURE
int yychar;
@ -1590,18 +1620,32 @@ yynewstate:
if (yystacksize >= YYMAXDEPTH)
{
yyerror("parser stack overflow");
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 2;
}
yystacksize *= 2;
if (yystacksize > YYMAXDEPTH)
yystacksize = YYMAXDEPTH;
yyss = (short *) alloca (yystacksize * sizeof (*yyssp));
__yy_memcpy ((char *)yyss, (char *)yyss1, size * sizeof (*yyssp));
yyvs = (YYSTYPE *) alloca (yystacksize * sizeof (*yyvsp));
__yy_memcpy ((char *)yyvs, (char *)yyvs1, size * sizeof (*yyvsp));
#ifndef YYSTACK_USE_ALLOCA
yyfree_stacks = 1;
#endif
yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp));
__yy_memcpy ((char *)yyss, (char *)yyss1,
size * (unsigned int) sizeof (*yyssp));
yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp));
__yy_memcpy ((char *)yyvs, (char *)yyvs1,
size * (unsigned int) sizeof (*yyvsp));
#ifdef YYLSP_NEEDED
yyls = (YYLTYPE *) alloca (yystacksize * sizeof (*yylsp));
__yy_memcpy ((char *)yyls, (char *)yyls1, size * sizeof (*yylsp));
yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp));
__yy_memcpy ((char *)yyls, (char *)yyls1,
size * (unsigned int) sizeof (*yylsp));
#endif
#endif /* no yyoverflow */
@ -2374,7 +2418,7 @@ case 99:
case 101:
#line 749 "c-parse.y"
{ yyval.ttype = chainon (yyvsp[-1].ttype, yyvsp[0].ttype);
if (warn_traditional)
if (warn_traditional && !in_system_header)
warning ("Use of ANSI string concatenation");
;
break;}
@ -3844,7 +3888,7 @@ case 407:
break;}
}
/* the action file gets copied in in place of this dollarsign */
#line 498 "/usr/freeware/share/bison.simple"
#line 543 "/usr/share/misc/bison.simple"
yyvsp -= yylen;
yyssp -= yylen;
@ -4039,6 +4083,30 @@ yyerrhandle:
yystate = yyn;
goto yynewstate;
yyacceptlab:
/* YYACCEPT comes here. */
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 0;
yyabortlab:
/* YYABORT comes here. */
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 1;
}
#line 2277 "c-parse.y"

122
gcc/c-parse.h
View File

@ -1,66 +1,66 @@
typedef union {long itype; tree ttype; enum tree_code code;
char *filename; int lineno; int ends_in_label; } YYSTYPE;
#define IDENTIFIER 258
#define TYPENAME 259
#define SCSPEC 260
#define TYPESPEC 261
#define TYPE_QUAL 262
#define CONSTANT 263
#define STRING 264
#define ELLIPSIS 265
#define SIZEOF 266
#define ENUM 267
#define STRUCT 268
#define UNION 269
#define IF 270
#define ELSE 271
#define WHILE 272
#define DO 273
#define FOR 274
#define SWITCH 275
#define CASE 276
#define DEFAULT 277
#define BREAK 278
#define CONTINUE 279
#define RETURN 280
#define GOTO 281
#define ASM_KEYWORD 282
#define TYPEOF 283
#define ALIGNOF 284
#define ATTRIBUTE 285
#define EXTENSION 286
#define LABEL 287
#define REALPART 288
#define IMAGPART 289
#define VA_ARG 290
#define END_OF_LINE 291
#define ASSIGN 292
#define OROR 293
#define ANDAND 294
#define EQCOMPARE 295
#define ARITHCOMPARE 296
#define LSHIFT 297
#define RSHIFT 298
#define UNARY 299
#define PLUSPLUS 300
#define MINUSMINUS 301
#define HYPERUNARY 302
#define POINTSAT 303
#define INTERFACE 304
#define IMPLEMENTATION 305
#define END 306
#define SELECTOR 307
#define DEFS 308
#define ENCODE 309
#define CLASSNAME 310
#define PUBLIC 311
#define PRIVATE 312
#define PROTECTED 313
#define PROTOCOL 314
#define OBJECTNAME 315
#define CLASS 316
#define ALIAS 317
#define OBJC_STRING 318
#define IDENTIFIER 257
#define TYPENAME 258
#define SCSPEC 259
#define TYPESPEC 260
#define TYPE_QUAL 261
#define CONSTANT 262
#define STRING 263
#define ELLIPSIS 264
#define SIZEOF 265
#define ENUM 266
#define STRUCT 267
#define UNION 268
#define IF 269
#define ELSE 270
#define WHILE 271
#define DO 272
#define FOR 273
#define SWITCH 274
#define CASE 275
#define DEFAULT 276
#define BREAK 277
#define CONTINUE 278
#define RETURN 279
#define GOTO 280
#define ASM_KEYWORD 281
#define TYPEOF 282
#define ALIGNOF 283
#define ATTRIBUTE 284
#define EXTENSION 285
#define LABEL 286
#define REALPART 287
#define IMAGPART 288
#define VA_ARG 289
#define END_OF_LINE 290
#define ASSIGN 291
#define OROR 292
#define ANDAND 293
#define EQCOMPARE 294
#define ARITHCOMPARE 295
#define LSHIFT 296
#define RSHIFT 297
#define UNARY 298
#define PLUSPLUS 299
#define MINUSMINUS 300
#define HYPERUNARY 301
#define POINTSAT 302
#define INTERFACE 303
#define IMPLEMENTATION 304
#define END 305
#define SELECTOR 306
#define DEFS 307
#define ENCODE 308
#define CLASSNAME 309
#define PUBLIC 310
#define PRIVATE 311
#define PROTECTED 312
#define PROTOCOL 313
#define OBJECTNAME 314
#define CLASS 315
#define ALIAS 316
#define OBJC_STRING 317
extern YYSTYPE yylval;

2
gcc/c-parse.in
View File

@ -894,7 +894,7 @@ string:
| string STRING
{ $$ = chainon ($1, $2);
ifc
if (warn_traditional)
if (warn_traditional && !in_system_header)
warning ("Use of ANSI string concatenation");
end ifc
}

2
gcc/c-parse.y
View File

@ -747,7 +747,7 @@ string:
STRING
| string STRING
{ $$ = chainon ($1, $2);
if (warn_traditional)
if (warn_traditional && !in_system_header)
warning ("Use of ANSI string concatenation");
}
;