diff options
Diffstat (limited to 'libs/pbd/fpu.cc')
| -rw-r--r-- | libs/pbd/fpu.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libs/pbd/fpu.cc b/libs/pbd/fpu.cc index 29d09f7aa9..93f75f7e2a 100644 --- a/libs/pbd/fpu.cc +++ b/libs/pbd/fpu.cc @@ -97,7 +97,10 @@ FPU::FPU () #endif /* PLATFORM_WINDOWS */ #ifndef __APPLE__ - if (cpuflags & ((1<<27) /* AVX */ |(1<<28) /* XGETBV */)) { + /* must check for both AVX and OSXSAVE support in cpuflags before + * attempting to use AVX related instructions. + */ + if ((cpuflags & (1<<27)) /* AVX */ && (cpuflags & (1<<28) /* (OS)XSAVE */)) { std::cerr << "Looks like AVX\n"; |