diff --git a/compiler-rt/cmake/Modules/AddCompilerRT.cmake b/compiler-rt/cmake/Modules/AddCompilerRT.cmake
--- a/compiler-rt/cmake/Modules/AddCompilerRT.cmake
+++ b/compiler-rt/cmake/Modules/AddCompilerRT.cmake
@@ -460,13 +460,19 @@
     "SOURCES;COMPILE_DEPS;DEPS;CFLAGS;LINK_FLAGS" ${ARGN})
 
   foreach(source ${TEST_SOURCES})
-    sanitizer_test_compile(
-      "${test_objects}" "${source}" "${arch}"
-      KIND ${TEST_KIND}
-      COMPILE_DEPS ${TEST_COMPILE_DEPS}
-      DEPS ${TEST_DEPS}
-      CFLAGS ${TEST_CFLAGS}
+      if (${source} STREQUAL "sanitizer_allocator_test.cpp" AND APPLE)
+        # c++17 requires upping min version to 10.13. rdar://98737270
+        # Keep 14 standard in allocator test to maintain current back compatibility.
+        set(STD_CXX "-std=c++14")
+      endif()
+      sanitizer_test_compile(
+        "${test_objects}" "${source}" "${arch}"
+        KIND ${TEST_KIND}
+        COMPILE_DEPS ${TEST_COMPILE_DEPS}
+        DEPS ${TEST_DEPS}
+        CFLAGS ${TEST_CFLAGS} ${STD_CXX}
       )
+      unset(STD_CXX)
   endforeach()
 
   set(TEST_DEPS ${${test_objects}})