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* ansidecl.h (ATTRIBUTE_UNUSED_LABEL): Define for C++.

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From-SVN: r148333
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Ian Lance Taylor 2009-06-10 01:48:14 +00:00
parent f7bc95cd37
commit 780ca5bf71
2 changed files with 20 additions and 7 deletions
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6
include/ChangeLog
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@ -1,4 +1,8 @@
2009-06-02 Ian Lance Taylor <iant@google.com>
2009-06-09 Ian Lance Taylor <ian@airs.com>
* ansidecl.h (ATTRIBUTE_UNUSED_LABEL): Define for C++.
2009-06-03 Ian Lance Taylor <iant@google.com>
* ansidecl.h (EXPORTED_CONST): Define.

21
include/ansidecl.h
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@ -261,14 +261,23 @@ So instead we use the macro below and test it against specific values. */
# endif /* GNUC >= 2.96 */
#endif /* ATTRIBUTE_MALLOC */
/* Attributes on labels were valid as of gcc 2.93. */
/* Attributes on labels were valid as of gcc 2.93 and g++ 4.5. For
g++ an attribute on a label must be followed by a semicolon. */
#ifndef ATTRIBUTE_UNUSED_LABEL
# if (!defined (__cplusplus) && GCC_VERSION >= 2093)
# define ATTRIBUTE_UNUSED_LABEL ATTRIBUTE_UNUSED
# ifndef __cplusplus
# if GCC_VERSION >= 2093
# define ATTRIBUTE_UNUSED_LABEL ATTRIBUTE_UNUSED
# else
# define ATTRIBUTE_UNUSED_LABEL
# endif
# else
# define ATTRIBUTE_UNUSED_LABEL
# endif /* !__cplusplus && GNUC >= 2.93 */
#endif /* ATTRIBUTE_UNUSED_LABEL */
# if GCC_VERSION >= 4005
# define ATTRIBUTE_UNUSED_LABEL ATTRIBUTE_UNUSED ;
# else
# define ATTRIBUTE_UNUSED_LABEL
# endif
# endif
#endif
#ifndef ATTRIBUTE_UNUSED
#define ATTRIBUTE_UNUSED __attribute__ ((__unused__))