[json] check and handle interrupts.

test/cctest/test-thread-termination.cc

Index: test/cctest/test-thread-termination.cc
diff --git a/test/cctest/test-thread-termination.cc b/test/cctest/test-thread-termination.cc
index 85dfd13b602fa9abb0294f0772cdbc98bed1a6c3..9d3cbf61960a2a0db75d4b1fb1dac3b1fcedd3f2 100644
--- a/test/cctest/test-thread-termination.cc
+++ b/test/cctest/test-thread-termination.cc
@@ -204,6 +204,31 @@ TEST(TerminateOnlyV8ThreadFromOtherThread) {
   semaphore = NULL;
 }
 
+// Test that execution can be terminated from within JSON.stringify.
+TEST(TerminateJsonStringify) {
+  semaphore = new v8::base::Semaphore(0);
+  TerminatorThread thread(CcTest::i_isolate());
+  thread.Start();
+
+  v8::HandleScope scope(CcTest::isolate());
+  v8::Local<v8::ObjectTemplate> global =
+      CreateGlobalTemplate(CcTest::isolate(), Signal, DoLoop);
+  v8::Local<v8::Context> context =
+      v8::Context::New(CcTest::isolate(), NULL, global);
+  v8::Context::Scope context_scope(context);
+  CHECK(!CcTest::isolate()->IsExecutionTerminating());
+  v8::MaybeLocal<v8::Value> result =
+      CompileRun(CcTest::isolate()->GetCurrentContext(),
+                 "var x = [];"
+                 "x[2**31]=1;"
+                 "terminate();"
+                 "JSON.stringify(x);"
+                 "fail();");
+  CHECK(result.IsEmpty());
+  thread.Join();
+  delete semaphore;
+  semaphore = NULL;
+}
 
 int call_count = 0;