Add -ffast-math as an option (default: not used)

lagadic · Jul 6, 2023 · 08a979a · 08a979a
1 parent 43c8720
commit 08a979a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/cmake/AddExtraCompilationFlags.cmake b/cmake/AddExtraCompilationFlags.cmake
@@ -83,9 +83,11 @@ if(CMAKE_COMPILER_IS_GNUCXX OR MINGW OR CMAKE_CXX_COMPILER_ID MATCHES "Clang") #
   add_extra_compiler_option_enabling(-Wfloat-equal       ACTIVATE_WARNING_FLOAT_EQUAL     OFF)
   add_extra_compiler_option_enabling(-Wsign-conversion   ACTIVATE_WARNING_SIGN_CONVERSION OFF)
   add_extra_compiler_option_enabling(-Wshadow            ACTIVATE_WARNING_SHADOW          OFF)
+  add_extra_compiler_option_enabling(-ffast-math         ENABLE_FAST_MATH                 OFF)
 elseif(MSVC)
   # Add specific compilation flags for Windows Visual
   add_extra_compiler_option_enabling(/Wall               ACTIVATE_WARNING_ALL             OFF)
+  add_extra_compiler_option_enabling(/fp:fast            ENABLE_FAST_MATH                 OFF)
   if(MSVC80 OR MSVC90 OR MSVC10 OR MSVC11 OR MSVC14)
     # To avoid compiler warning (level 4) C4571, compile with /EHa if you still want
     # your catch(...) blocks to catch structured exceptions.