--- a/src/hotspot/share/gc/shared/gcArguments.cpp	Thu Nov 30 18:51:47 2017 +0100
+++ b/src/hotspot/share/gc/shared/gcArguments.cpp	Thu Dec 07 13:05:31 2017 +0100
@@ -25,6 +25,7 @@
 #include "precompiled.hpp"
 #include "gc/shared/gcArguments.hpp"
 #include "gc/serial/serialArguments.hpp"
+#include "logging/log.hpp"
 #include "memory/allocation.inline.hpp"
 #include "runtime/arguments.hpp"
 #include "runtime/globals.hpp"
@@ -85,6 +86,12 @@
 #endif // INCLUDE_ALL_GCS
 }
 
+bool GCArguments::parse_verification_type(const char* type) {
+  log_warning(gc, verify)("VerifyGCType is not supported by this collector.");
+  // Return false to avoid multiple warnings.
+  return false;
+}
+
 void GCArguments::initialize_flags() {
 #if INCLUDE_ALL_GCS
   if (MinHeapFreeRatio == 100) {
@@ -100,6 +107,24 @@
 #endif // INCLUDE_ALL_GCS
 }
 
+void GCArguments::post_heap_initialize() {
+  if (strlen(VerifyGCType) > 0) {
+    const char delimiter[] = " ,\n";
+    size_t length = strlen(VerifyGCType);
+    char* type_list = NEW_C_HEAP_ARRAY(char, length + 1, mtInternal);
+    strncpy(type_list, VerifyGCType, length + 1);
+    char* token = strtok(type_list, delimiter);
+    while (token != NULL) {
+      bool success = parse_verification_type(token);
+      if (!success) {
+        break;
+      }
+      token = strtok(NULL, delimiter);
+    }
+    FREE_C_HEAP_ARRAY(char, type_list);
+  }
+}
+
 jint GCArguments::initialize() {
   assert(!is_initialized(), "GC arguments already initialized");