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Avoid bison-isms when using yacc.

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YYPRINT is a bison-ism so c_print_token() ends up being unused when yacc is
used which makes gcc unhappy.  Make sure we only define YYPRINT and
c_print_token() when bison is used to generate the parser.

gdb/ChangeLog:

        * c-exp.y (YYPRINT, c_print_token): Only define if YYBISON is
        defined.
This commit is contained in:
Mark Kettenis 2014-02-05 13:30:33 +01:00
parent 8dc5b31971
commit 12c5175d68
2 changed files with 11 additions and 0 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2014-02-05 Mark Kettenis <kettenis@gnu.org>
* c-exp.y (YYPRINT, c_print_token): Only define if YYBISON is
defined.
2014-02-05 Yao Qi <yao@codesourcery.com>
* remote.c (remote_pass_signals): Remove local 'buf' and use

6
gdb/c-exp.y
View File

@ -169,8 +169,10 @@ static struct stoken operator_stoken (const char *);
static void check_parameter_typelist (VEC (type_ptr) *);
static void write_destructor_name (struct stoken);
#ifdef YYBISON
static void c_print_token (FILE *file, int type, YYSTYPE value);
#define YYPRINT(FILE, TYPE, VALUE) c_print_token (FILE, TYPE, VALUE)
#endif
%}
%type <voidval> exp exp1 type_exp start variable qualified_name lcurly
@ -3201,6 +3203,8 @@ c_parse (void)
return result;
}
#ifdef YYBISON
/* This is called via the YYPRINT macro when parser debugging is
enabled. It prints a token's value. */
@ -3255,6 +3259,8 @@ c_print_token (FILE *file, int type, YYSTYPE value)
}
}
#endif
void
yyerror (char *msg)
{