Fix flags in apple_common.cmake (#11643)

Author: shoumikhin

tools/cmake/preset/apple_common.cmake

@@ -8,8 +8,10 @@ set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LANGUAGE_STANDARD "c++${CMAKE_CXX_STANDARD}"
 set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libc++")
 
 # Clean up the paths LLDB sees in DWARF.
-set(CMAKE_C_FLAGS   "${CMAKE_C_FLAGS}   -gno-record-gcc-switches")
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -gno-record-gcc-switches")
+add_compile_options(
+  -ffile-prefix-map=${PROJECT_SOURCE_DIR}=/executorch
+  -fdebug-prefix-map=${PROJECT_SOURCE_DIR}=/executorch
+)
 
 set_overridable_option(EXECUTORCH_BUILD_XNNPACK ON)
 set_overridable_option(EXECUTORCH_BUILD_COREML ON)