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yacc.c: do not use __attribute__ unprotected

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Reported by Victor Khomenko.
http://lists.gnu.org/archive/html/bug-bison/2013-04/msg00001.html

* data/glr.c (YYUSE, __attribute__): Fuse their definition into...
* data/c.m4 (b4_attribute_define): this new macro.
* data/yacc.c, data/glr.c: Use it.
This commit is contained in:
Akim Demaille
2013-04-08 10:39:48 +02:00
parent 657ed6d3be
commit 80a2826e69
5 changed files with 32 additions and 28 deletions
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NEWS
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@@ -2,6 +2,11 @@ GNU Bison NEWS
* Noteworthy changes in release ?.? (????-??-??) [?]
** Bug fixes
*** Fix compiler attribute portability (yacc.c)
With locations enabled, __attribute__ was used unprotected.
* Noteworthy changes in release 2.7 (2012-12-12) [stable]