using ducc with fast-match

flatironinstitute · Jul 31, 2024 · d390319 · d390319
1 parent efc62a6
commit d390319
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/cmake/setupDUCC.cmake b/cmake/setupDUCC.cmake
@@ -30,6 +30,14 @@ if(ducc0_ADDED)
     ducc0
     PROPERTIES MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>"
                POSITION_INDEPENDENT_CODE ${FINUFFT_SHARED_LINKING})
+  check_cxx_compiler_flag(-ffast-math HAS_FAST_MATH)
+  if(HAS_FAST_MATH)
+    target_compile_options(ducc0 PRIVATE -ffast-math)
+  endif()
+  check_cxx_compiler_flag(/fp:fast HAS_FP_FAST)
+  if(HAS_FP_FAST)
+    target_compile_options(ducc0 PRIVATE /fp:fast)
+  endif()
   if(NOT OpenMP_CXX_FOUND)
     find_package(Threads REQUIRED)
     target_link_libraries(ducc0 PRIVATE Threads::Threads)