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Diffstat (limited to 'linux/src/include/linux/compiler-gcc.h')
| -rw-r--r-- | linux/src/include/linux/compiler-gcc.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/linux/src/include/linux/compiler-gcc.h b/linux/src/include/linux/compiler-gcc.h index 59e4028e..b1a0be0c 100644 --- a/linux/src/include/linux/compiler-gcc.h +++ b/linux/src/include/linux/compiler-gcc.h @@ -9,7 +9,9 @@ /* Optimization barrier */ /* The "volatile" is due to gcc bugs */ +#ifndef barrier #define barrier() __asm__ __volatile__("": : :"memory") +#endif /* barrier */ /* * This macro obfuscates arithmetic on a variable address so that gcc |