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* data/c.m4 (yydestruct, yysymprint):

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Use YYUSE instead of casting to void.
* data/glr.c (YYUSE): New macro.
(yyuserMerge, yyreportAmbiguity, yyreportSyntaxError):
Use it instead of rolling our own.
(YYLLOC_DEFAULT, YYCHK, YYDPRINTF, YY_SYMBOL_PRINT, YY_REDUCE_PRINT):
(YYCHK1):
Use /*CONSTCOND*/ to suppress lint warnings.
* data/lalr1.cc (YYLLOC_DEFAULT, YY_SYMBOL_PRINT, YY_REDUCE_PRINT):
(YY_STACK_PRINT): Use 'false' not '0'.
(YYUSE): New macro.
(yysymprint_, yydestruct_): Use it instead of rolling our own.
* data/yacc.c (YYUSE): New macro.
(YYCOPY, YYSTACK_RELOCATE, YYBACKUP, YYLLOC_DEFAULT):
(YYDPRINTF, YY_SYMBOL_PRINT, YY_STACK_PRINT, YY_REDUCE_PRINT):
(yyerrorlab): Use /*CONSTCOND*/ to suppress lint warnings.
This commit is contained in:
Paul Eggert
2005-10-06 07:17:21 +00:00
parent 74e543d21f
commit 2a4647a32f
5 changed files with 62 additions and 40 deletions
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23
data/lalr1.cc
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@@ -88,7 +88,7 @@ do { \
{ \
(Current).begin = (Current).end = (Rhs)[0].end; \
} \
} while (0)
} while (false)
#endif
namespace yy
@@ -319,6 +319,9 @@ b4_syncline([@oline@], [@ofile@])[
# endif
#endif
/* Suppress unused-variable warnings by "using" E. */
#define YYUSE(e) do {;} while (false && (e))
/* A pseudo ostream that takes yydebug_ into account. */
# define YYCDEBUG \
for (bool yydebugcond_ = yydebug_; yydebugcond_; yydebugcond_ = false) \
@@ -335,19 +338,19 @@ do { \
yysymprint_ ((Type), (Value), (Location)); \
*yycdebug_ << std::endl; \
} \
} while (0)
} while (false)
# define YY_REDUCE_PRINT(Rule) \
do { \
if (yydebug_) \
yyreduce_print_ (Rule); \
} while (0)
} while (false)
# define YY_STACK_PRINT() \
do { \
if (yydebug_) \
yystack_print_ (); \
} while (0)
} while (false)
#else /* !YYDEBUG */
@@ -414,9 +417,9 @@ yy::]b4_parser_class_name[::yysymprint_ (int yytype,
/* Backward compatibility, but should be removed eventually. */
std::ostream& cdebug_ = *yycdebug_;
/* Suppress unused-variable warnings. */
if (false)
yysymprint_ (yytype + !&cdebug_, yyvaluep, yylocationp);
YYUSE (!&cdebug_);
YYUSE (yylocationp);
YYUSE (yyvaluep);
*yycdebug_ << (yytype < yyntokens_ ? "token" : "nterm")
<< ' ' << yytname_[yytype] << " ("
@@ -435,9 +438,9 @@ void
yy::]b4_parser_class_name[::yydestruct_ (const char* yymsg,
int yytype, semantic_type* yyvaluep, location_type* yylocationp)
{
/* Suppress unused-variable warnings. */
if (false)
yydestruct_ (yymsg, yytype, yyvaluep, yylocationp);
YYUSE (yylocationp);
YYUSE (yymsg);
YYUSE (yyvaluep);
YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);