diff options
| author | lloyd <[email protected]> | 2010-05-06 23:19:59 +0000 |
|---|---|---|
| committer | lloyd <[email protected]> | 2010-05-06 23:19:59 +0000 |
| commit | 75e9bcad2f3a8a42f5b4579db7034a35e15fc872 (patch) | |
| tree | e18e43aacaf377e6e9ad06bbb91047b05261a512 | |
| parent | 1e10b45b171fde455d32ed34a3aafa0bf90f3b4e (diff) | |
Avoid trying to use GCC's cpuid.h in versions where it doesn't exist
(before 4.3). Probably will need to write asm blocks for those older
versions.
| -rw-r--r-- | src/utils/cpuid.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/utils/cpuid.cpp b/src/utils/cpuid.cpp index 8d801b75f..e4f5a1318 100644 --- a/src/utils/cpuid.cpp +++ b/src/utils/cpuid.cpp @@ -26,8 +26,10 @@ #include <ia32intrin.h> #define CALL_CPUID(type, out) do { __cpuid(out, type); } while(0); -#elif defined(BOTAN_BUILD_COMPILER_IS_GCC) +#elif defined(BOTAN_BUILD_COMPILER_IS_GCC) && \ + ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) + // Only available starting in GCC 4.3 #include <cpuid.h> #define CALL_CPUID(type, out) \ do { __get_cpuid(type, out, out+1, out+2, out+3); } while(0); |