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| author | Pedro Alves <palves@redhat.com> | 2016-10-14 15:25:35 +0000 |
|---|---|---|
| committer | Pedro Alves <palves@gcc.gnu.org> | 2016-10-14 15:25:35 +0000 |
| commit | 30cd7c740ce5525181b557b51238963260f16637 (patch) | |
| tree | 45a755a4272a916085fe367cdfd7a6495ab76611 /include/ansidecl.h | |
| parent | 2121e959e1f601542e8c1712336bbd9994593936 (diff) | |
| download | gcc-30cd7c740ce5525181b557b51238963260f16637.zip gcc-30cd7c740ce5525181b557b51238963260f16637.tar.gz gcc-30cd7c740ce5525181b557b51238963260f16637.tar.bz2 | |
FINAL/OVERRIDE: Define to empty on g++ < 4.7
final/override were only implemented in g++ 4.7.
include/ChangeLog
2016-10-14 Pedro Alves <palves@redhat.com>
* ansidecl.h [__cplusplus >= 201103 && GCC_VERSION < 4007] (FINAL,
OVERRIDE): Define as empty.
[__cplusplus < 201103 && GCC_VERSION < 4007] (FINAL): Define as
__final.
[__cplusplus < 201103 && GCC_VERSION >= 4007] (OVERRIDE): Define as
empty.
From-SVN: r241167
Diffstat (limited to 'include/ansidecl.h')
| -rw-r--r-- | include/ansidecl.h | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/include/ansidecl.h b/include/ansidecl.h index ee93421..08aeb1e 100644 --- a/include/ansidecl.h +++ b/include/ansidecl.h @@ -329,13 +329,23 @@ So instead we use the macro below and test it against specific values. */ this by default (actually GNU++14). */ #if __cplusplus >= 201103 -/* C++11 claims to be available: use it: */ -#define OVERRIDE override -#define FINAL final +/* C++11 claims to be available: use it. final/override were only + implemented in 4.7, though. */ +# if GCC_VERSION < 4007 +# define OVERRIDE +# define FINAL +# else +# define OVERRIDE override +# define FINAL final +# endif +#elif GCC_VERSION >= 4007 +/* G++ 4.7 supports __final in C++98. */ +# define OVERRIDE +# define FINAL __final #else /* No C++11 support; leave the macros empty: */ -#define OVERRIDE -#define FINAL +# define OVERRIDE +# define FINAL #endif #ifdef __cplusplus |