[turbofan] Use correct block when tracing pending assessments in regalloc verifier

test/mjsunit/regress/wasm/regression-665402.js

Index: test/mjsunit/regress/wasm/regression-665402.js
diff --git a/test/mjsunit/regress/wasm/regression-665402.js b/test/mjsunit/regress/wasm/regression-665402.js
new file mode 100644
index 0000000000000000000000000000000000000000..6a2d152f927a81e65ee6d31dfa43dcbe4d0d6c76
--- /dev/null
+++ b/test/mjsunit/regress/wasm/regression-665402.js
@@ -0,0 +1,12 @@
+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// Flags: --expose-wasm
+
+load("test/mjsunit/wasm/wasm-constants.js");
+load("test/mjsunit/wasm/wasm-module-builder.js");
+
+var wire_bytes = readbuffer("test/mjsunit/regress/wasm/665402.wasm");
+var module = new WebAssembly.Module(wire_bytes);
+assertTrue(module != undefined);