diff --git a/compiler-rt/lib/gwp_asan/tests/CMakeLists.txt b/compiler-rt/lib/gwp_asan/tests/CMakeLists.txt
--- a/compiler-rt/lib/gwp_asan/tests/CMakeLists.txt
+++ b/compiler-rt/lib/gwp_asan/tests/CMakeLists.txt
@@ -4,6 +4,7 @@
   ${COMPILER_RT_UNITTEST_CFLAGS}
   ${COMPILER_RT_GTEST_CFLAGS}
   ${SANITIZER_TEST_CXX_CFLAGS}
+  -std=c++17
   -I${COMPILER_RT_SOURCE_DIR}/lib/
   -O2
   -g