Index: runtime/cmake/LibompHandleFlags.cmake
===================================================================
--- runtime/cmake/LibompHandleFlags.cmake
+++ runtime/cmake/LibompHandleFlags.cmake
@@ -44,6 +44,7 @@
   libomp_append(flags_local -Wno-self-assign LIBOMP_HAVE_WNO_SELF_ASSIGN_FLAG)
   libomp_append(flags_local -Wno-vla-extension LIBOMP_HAVE_WNO_VLA_EXTENSION_FLAG)
   libomp_append(flags_local -Wno-format-pedantic LIBOMP_HAVE_WNO_FORMAT_PEDANTIC_FLAG)
+  libomp_append(flags_local -Wstringop-overflow=0 LIBOMP_HAVE_WSTRINGOP_OVERFLOW_FLAG)
   libomp_append(flags_local /GS LIBOMP_HAVE_GS_FLAG)
   libomp_append(flags_local /EHsc LIBOMP_HAVE_EHSC_FLAG)
   libomp_append(flags_local /Oy- LIBOMP_HAVE_OY__FLAG)
Index: runtime/cmake/config-ix.cmake
===================================================================
--- runtime/cmake/config-ix.cmake
+++ runtime/cmake/config-ix.cmake
@@ -66,6 +66,7 @@
 check_c_compiler_flag(-Wself-assign LIBOMP_HAVE_WNO_SELF_ASSIGN_FLAG)
 check_c_compiler_flag(-Wvla-extension LIBOMP_HAVE_WNO_VLA_EXTENSION_FLAG)
 check_c_compiler_flag(-Wformat-pedantic LIBOMP_HAVE_WNO_FORMAT_PEDANTIC_FLAG)
+check_c_compiler_flag(-Wstringop-overflow=0 LIBOMP_HAVE_WSTRINGOP_OVERFLOW_FLAG)
 check_c_compiler_flag(-msse2 LIBOMP_HAVE_MSSE2_FLAG)
 check_c_compiler_flag(-ftls-model=initial-exec LIBOMP_HAVE_FTLS_MODEL_FLAG)
 libomp_check_architecture_flag(-mmic LIBOMP_HAVE_MMIC_FLAG)