diff options
| author | Sergey Sharybin <sergey.vfx@gmail.com> | 2017-01-19 16:48:43 +0300 |
|---|---|---|
| committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2017-01-19 16:51:11 +0300 |
| commit | afdd756e56e0cffb7ac5681749abdba6aa089309 (patch) | |
| tree | bf7d6868f212766b698a255b007847b951214fd7 /intern/cycles/CMakeLists.txt | |
| parent | 78b94902f839f0fb84e253d3ff1a34cc6cc51919 (diff) | |
Cycles: Don't use fast math for the host code
This is important for the reliable behavior or isnan/isfinite/min/max
functions to work with nan and non-finite values. Some of the issues
with fast math are possible to work around, but didn't find a way to
have reliable min/max implementation yet.
Diffstat (limited to 'intern/cycles/CMakeLists.txt')
| -rw-r--r-- | intern/cycles/CMakeLists.txt | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/intern/cycles/CMakeLists.txt b/intern/cycles/CMakeLists.txt index 97854a88e84..79c1c3e3e82 100644 --- a/intern/cycles/CMakeLists.txt +++ b/intern/cycles/CMakeLists.txt @@ -74,7 +74,6 @@ elseif(CMAKE_COMPILER_IS_GNUCC) if(CXX_HAS_AVX2) set(CYCLES_AVX2_KERNEL_FLAGS "-ffast-math -msse -msse2 -msse3 -mssse3 -msse4.1 -mavx -mavx2 -mfma -mlzcnt -mbmi -mbmi2 -mf16c -mfpmath=sse") endif() - set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffast-math") elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang") check_cxx_compiler_flag(-msse CXX_HAS_SSE) check_cxx_compiler_flag(-mavx CXX_HAS_AVX) @@ -90,7 +89,6 @@ elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang") if(CXX_HAS_AVX2) set(CYCLES_AVX2_KERNEL_FLAGS "-ffast-math -msse -msse2 -msse3 -mssse3 -msse4.1 -mavx -mavx2 -mfma -mlzcnt -mbmi -mbmi2 -mf16c") endif() - set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffast-math") endif() if(CXX_HAS_SSE) |