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| author | Ingo Molnar <mingo@kernel.org> | 2017-08-10 14:14:15 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-08-10 14:14:15 +0300 |
| commit | 1d0f49e14007a5426eb7e9e5808168cdb77b3e7f (patch) | |
| tree | 1d7eb036e06938dedb7488910e4d34dc4c73fa68 /include/linux/compiler-gcc.h | |
| parent | 99504819fc643160afd6813921b1d42b18e52a49 (diff) | |
| parent | e93c17301ac55321fc18e0f8316e924e58a83c8c (diff) | |
| download | linux-1d0f49e14007a5426eb7e9e5808168cdb77b3e7f.tar.xz | |
Merge branch 'x86/urgent' into x86/asm, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/compiler-gcc.h')
| -rw-r--r-- | include/linux/compiler-gcc.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index dd4b4c59c2f0..310f51d42550 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -224,6 +224,7 @@ #endif /* GCC_VERSION >= 40500 */ #if GCC_VERSION >= 40600 + /* * When used with Link Time Optimization, gcc can optimize away C functions or * variables which are referenced only from assembly code. __visible tells the @@ -231,7 +232,17 @@ * this. */ #define __visible __attribute__((externally_visible)) -#endif + +/* + * RANDSTRUCT_PLUGIN wants to use an anonymous struct, but it is only + * possible since GCC 4.6. To provide as much build testing coverage + * as possible, this is used for all GCC 4.6+ builds, and not just on + * RANDSTRUCT_PLUGIN builds. + */ +#define randomized_struct_fields_start struct { +#define randomized_struct_fields_end } __randomize_layout; + +#endif /* GCC_VERSION >= 40600 */ #if GCC_VERSION >= 40900 && !defined(__CHECKER__) |