Use -O0 for debug build (#695)

Signed-off-by: Yudong Cai <[email protected]>
milvus-io · Feb 17, 2023 · 7f69477 · 7f69477
1 parent 4305304
commit 7f69477
Showing 1 changed file with 3 additions and 4 deletions.
diff --git a/cmake/utils/compile_flags.cmake b/cmake/utils/compile_flags.cmake
@@ -17,16 +17,15 @@ endif()
 
 if("${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
   message(STATUS "Build in Debug mode")
-  set(CMAKE_CXX_FLAGS "-O1 -g -Wall -fPIC ${CMAKE_CXX_FLAGS}")
+  set(CMAKE_CXX_FLAGS "-O0 -g -Wall -fPIC ${CMAKE_CXX_FLAGS}")
   if(USE_CUDA)
     set(CMAKE_CUDA_FLAGS
-        "-O1 -g -Xcompiler=-w -Xcompiler=-fPIC ${CMAKE_CUDA_FLAGS}")
+        "-O0 -g -Xcompiler=-w -Xcompiler=-fPIC ${CMAKE_CUDA_FLAGS}")
   endif()
 else()
   set(CMAKE_CXX_FLAGS "-O2 -Wall -fPIC ${CMAKE_CXX_FLAGS}")
-
   if(USE_CUDA)
     set(CMAKE_CUDA_FLAGS
-        "-O2  -Xcompiler=-w -Xcompiler=-fPIC ${CMAKE_CUDA_FLAGS}")
+        "-O2 -Xcompiler=-w -Xcompiler=-fPIC ${CMAKE_CUDA_FLAGS}")
   endif()
 endif()