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(yyerrlab1): Omit attribute if __cplusplus is defined,

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since GNU C++ (as of 3.2.1) does not allow attributes on labels.
Problem reported by Nelson H. F. Beebe.
This commit is contained in:
Paul Eggert
2003-01-05 00:48:16 +00:00
parent 2f10a596a7
commit 49b6b48b99
1 changed files with 3 additions and 0 deletions
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3
data/yacc.c
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@@ -1115,7 +1115,10 @@ yyerrlab1:
invokes YYERROR. MacOS 10.2.3's buggy "smart preprocessor"
insists on the trailing semicolon. */
#if defined (__GNUC_MINOR__) && 2093 <= (__GNUC__ * 1000 + __GNUC_MINOR__)
/* GNU C++ (as of version 3.2.1) does not allow attributes on labels. */
# ifndef __cplusplus
__attribute__ ((__unused__));
# endif
#endif
]b4_location_if([ yylerrsp = yylsp;