fix: disable -ffast-math on x86 arch (#5051)

Tencent · Sep 25, 2023 · 3361266 · 3361266
1 parent 69d6051
commit 3361266
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
@@ -345,8 +345,10 @@ else()
         if(NOT CMAKE_SYSTEM_NAME STREQUAL "Emscripten" AND NOT (CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.6))
             target_compile_options(ncnn PRIVATE -Ofast)
         endif()
-
-        target_compile_options(ncnn PRIVATE -ffast-math)
+
+        if(NOT(NCNN_TARGET_ARCH STREQUAL "x86"))
+            target_compile_options(ncnn PRIVATE -ffast-math)
+        endif()
     endif()
 
     # target_compile_options(ncnn PRIVATE -march=native)