HIP: fix missing fast math compiler option

For HIP-clang setting fast math is ignored because no the option is not given to the compiler.
alpaka-group · Jan 18, 2021 · a803a50 · a803a50
1 parent 579af47
commit a803a50
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/cmake/alpakaCommon.cmake b/cmake/alpakaCommon.cmake
@@ -658,6 +658,10 @@ if(ALPAKA_ACC_GPU_HIP_ENABLE)
                     MESSAGE(FATAL_ERROR "Could not find rocRAND (also searched in: HIP_ROOT_DIR=${HIP_ROOT_DIR}/rocrand).")
                 endif()
 
+                if(ALPAKA_HIP_FAST_MATH)
+                    list(APPEND HIP_HIPCC_FLAGS -ffast-math)
+                endif()
+
                 # possible architectures can be found https://github.com/llvm/llvm-project/blob/master/clang/lib/Basic/Cuda.cpp#L65
                 # 900 -> AMD Vega64
                 # 902 -> AMD Vega 10