--- a/make/hotspot/lib/JvmOverrideFiles.gmk	Fri Feb 09 14:49:38 2018 +0000
+++ b/make/hotspot/lib/JvmOverrideFiles.gmk	Fri Feb 09 13:56:50 2018 -0800
@@ -32,6 +32,8 @@
 ifeq ($(TOOLCHAIN_TYPE), gcc)
   BUILD_LIBJVM_vmStructs.cpp_CXXFLAGS := -fno-var-tracking-assignments -O0
   BUILD_LIBJVM_jvmciCompilerToVM.cpp_CXXFLAGS := -fno-var-tracking-assignments
+  BUILD_LIBJVM_assembler_x86.cpp_CXXFLAGS := -Wno-maybe-uninitialized
+  BUILD_LIBJVM_interp_masm_x86.cpp_CXXFLAGS := -Wno-uninitialized
 endif
 
 ifeq ($(OPENJDK_TARGET_OS), linux)