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| author | Rich Felker <dalias@aerifal.cx> | 2011-06-06 20:12:42 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2011-06-06 20:12:42 -0400 |
| commit | cbf35978a9870fb1f5c73a852c986d4fcca6c2d4 (patch) | |
| tree | c7a9371d2ca441203a07cd689a671d6a2e98ca8b /include/errno.h | |
| parent | 71a80c5767aa4e6b7cbc2b58feef3cfca76e29fe (diff) | |
| download | musl-cbf35978a9870fb1f5c73a852c986d4fcca6c2d4.tar.gz musl-cbf35978a9870fb1f5c73a852c986d4fcca6c2d4.tar.bz2 musl-cbf35978a9870fb1f5c73a852c986d4fcca6c2d4.tar.xz musl-cbf35978a9870fb1f5c73a852c986d4fcca6c2d4.zip | |
use __attribute__((const)) for errno and pthread_self if __GNUC__ is defined
this is not too ugly and should result in significant code size and
performance improvements for many programs.
Diffstat (limited to 'include/errno.h')
| -rw-r--r-- | include/errno.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/errno.h b/include/errno.h index d9c2c9c7..9d680338 100644 --- a/include/errno.h +++ b/include/errno.h @@ -7,6 +7,9 @@ extern "C" { #include <bits/errno.h> +#ifdef __GNUC__ +__attribute__((const)) +#endif extern int *__errno_location(void); #define errno (*__errno_location()) |