--- q/qtscript/src/3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.h	2018-03-14 15:53:55.630705498 +0000
+++ b/qtscript/src/3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.h	2018-03-14 15:54:12.825809968 +0000
@@ -211,6 +211,14 @@
     #endif
 #endif
 
+#ifndef REFERENCED_FROM_ASM
+#if COMPILER(GCC)
+#define REFERENCED_FROM_ASM __attribute__((used))
+#else
+#define REFERENCED_FROM_ASM
+#endif
+#endif
+
 #if CPU(X86_64)
     struct VoidPtrPair {
         void* first;
@@ -316,7 +324,7 @@
     EncodedJSValue JIT_STUB cti_op_to_primitive(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_typeof(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_urshift(STUB_ARGS_DECLARATION);
-    EncodedJSValue JIT_STUB cti_vm_throw(STUB_ARGS_DECLARATION);
+    EncodedJSValue JIT_STUB cti_vm_throw(STUB_ARGS_DECLARATION) REFERENCED_FROM_ASM;
     EncodedJSValue JIT_STUB cti_to_object(STUB_ARGS_DECLARATION);
     JSObject* JIT_STUB cti_op_construct_JSConstruct(STUB_ARGS_DECLARATION);
     JSObject* JIT_STUB cti_op_new_array(STUB_ARGS_DECLARATION);