8362524: Fix confusing but harmless typos in x86 CPU Features

Reviewed-by: kbarrett, kvn

Author: Jan Kratochvil

src/hotspot/cpu/x86/vm_version_x86.cpp

@@ -49,7 +49,7 @@ VM_Version::CpuidInfo VM_Version::_cpuid_info = { 0, };
 
 #define DECLARE_CPU_FEATURE_NAME(id, name, bit) name,
 const char* VM_Version::_features_names[] = { CPU_FEATURE_FLAGS(DECLARE_CPU_FEATURE_NAME)};
-#undef DECLARE_CPU_FEATURE_FLAG
+#undef DECLARE_CPU_FEATURE_NAME
 
 // Address of instruction which causes SEGV
 address VM_Version::_cpuinfo_segv_addr = nullptr;

src/hotspot/share/jvmci/vmStructs_jvmci.cpp

@@ -1152,7 +1152,6 @@ VMLongConstantEntry JVMCIVMStructs::localHotSpotVMLongConstants[] = {
 #endif
   GENERATE_VM_LONG_CONSTANT_LAST_ENTRY()
 };
-#undef DECLARE_CPU_FEATURE_FLAG
 
 VMAddressEntry JVMCIVMStructs::localHotSpotVMAddresses[] = {
   VM_ADDRESSES(GENERATE_VM_ADDRESS_ENTRY,