GPU: Disable CUDA host compiler check

davidrohr · davidrohr · commit 2f10fe86355b · 2020-08-26T22:49:28.000+02:00
diff --git a/dependencies/FindO2GPU.cmake b/dependencies/FindO2GPU.cmake
@@ -53,7 +53,7 @@ if(ENABLE_CUDA)
 
     # Forward CXX flags to CUDA C++ Host compiler (for warnings, gdb, etc.)
     STRING(REGEX REPLACE "\-std=[^ ]*" "" CMAKE_CXX_FLAGS_NOSTD ${CMAKE_CXX_FLAGS}) # Need to strip c++17 imposed by alidist defaults
-    set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -Xcompiler \"${CMAKE_CXX_FLAGS_NOSTD}\" --expt-relaxed-constexpr --extended-lambda -Xptxas -v")
+    set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -Xcompiler \"${CMAKE_CXX_FLAGS_NOSTD}\" --expt-relaxed-constexpr --extended-lambda --allow-unsupported-compiler -Xptxas -v")
     set(CMAKE_CUDA_FLAGS_DEBUG "${CMAKE_CUDA_FLAGS_DEBUG} -lineinfo -Xcompiler \"${CMAKE_CXX_FLAGS_DEBUG}\" -Xptxas -O0 -Xcompiler -O0")
     if(NOT CMAKE_BUILD_TYPE STREQUAL "DEBUG")
       set(CMAKE_CUDA_FLAGS_${CMAKE_BUILD_TYPE} "${CMAKE_CUDA_FLAGS_${CMAKE_BUILD_TYPE}} -Xcompiler \"${CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE}}\" -Xptxas -O4 -Xcompiler -O4 -use_fast_math --ftz=true")
