Improve test speed when ASAN is turned on

Summary: Pass `-fno-omit-frame-pointer` for ASAN builds as it allows faster unwind.

Reviewed By: avp

Differential Revision: D96827585

fbshipit-source-id: 4027b93acc212a7be3e2fb5e3ecc0cffea2ec208

Author: lavenzg

CMakeLists.txt

@@ -457,7 +457,8 @@ if(HERMESVM_CRASH_TRACE)
     add_definitions(-DHERMESVM_CRASH_TRACE=1)
 endif()
 if (HERMES_ENABLE_ADDRESS_SANITIZER)
-    append("-fsanitize=address" CMAKE_CXX_FLAGS CMAKE_C_FLAGS)
+    # Leave frame pointers. Allows the fast unwinder to function properly.
+    append("-fsanitize=address -fno-omit-frame-pointer" CMAKE_CXX_FLAGS CMAKE_C_FLAGS)
     # MSVC handles ASAN runtime linking automatically when objects compiled with
     # /fsanitize=address are linked. Don't pass the flag to the linker on MSVC.
     if (MSVC)

tools/shermes/CMakeLists.txt

@@ -25,7 +25,8 @@ set(SHERMES_CC_LIB_PATH "$<TARGET_FILE_DIR:hermesvm>:$<TARGET_FILE_DIR:jsi>:$<TA
   "Library path when invoking CC")
 
 if (HERMES_ENABLE_ADDRESS_SANITIZER)
-  append("-fsanitize=address" SHERMES_CC_SYSCFLAGS SHERMES_CC_SYSLDFLAGS)
+  # Leave frame pointers. Allows the fast unwinder to function properly.
+  append("-fsanitize=address -fno-omit-frame-pointer" SHERMES_CC_SYSCFLAGS SHERMES_CC_SYSLDFLAGS)
 endif()
 
 if (HERMES_ENABLE_UNDEFINED_BEHAVIOR_SANITIZER)