scudo: Only add no-omit-frame-pointer flags when the compiler supports them

Reviewed By: cryptoad Differential Revision: https://reviews.llvm.org/D109196 (cherry picked from commit 9ee64c3)

Author: tstellar

compiler-rt/lib/scudo/standalone/CMakeLists.txt

@@ -124,8 +124,11 @@ if (COMPILER_RT_HAS_GWP_ASAN)
  RTGwpAsan RTGwpAsanBacktraceLibc RTGwpAsanSegvHandler
  RTGwpAsanOptionsParser)
 
- list(APPEND SCUDO_CFLAGS -DGWP_ASAN_HOOKS -fno-omit-frame-pointer
- -mno-omit-leaf-frame-pointer)
+ append_list_if(COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG -fno-omit-frame-pointer
+ -mno-omit-leaf-frame-pointer
+ SCUDO_CFLAGS)
+ list(APPEND SCUDO_CFLAGS -DGWP_ASAN_HOOKS)
+
 endif()
 
 set(SCUDO_LINK_LIBS)