Handle local invoke in inferrer

tests/compiler/dart2js/inference/data/locals.dart

Index: tests/compiler/dart2js/inference/data/locals.dart
diff --git a/tests/compiler/dart2js/inference/data/locals.dart b/tests/compiler/dart2js/inference/data/locals.dart
index eefa25bc290d58285c4b98390bf65bfb9cb30877..4ef0128215a426c77b066e227100216594ccb115 100644
--- a/tests/compiler/dart2js/inference/data/locals.dart
+++ b/tests/compiler/dart2js/inference/data/locals.dart
@@ -7,6 +7,8 @@ main() {
   uninitializedLocal();
   initializedLocal();
   updatedLocal();
+  invokeLocal();
+  postfixLocal();
 }
 
 /*element: uninitializedLocal:[null]*/
@@ -27,3 +29,18 @@ updatedLocal() {
   local2 = 0;
   return local2;
 }
+
+/*element: invokeLocal:[null]*/
+invokeLocal() {
+  var local2 = 0;
+  local2. /*invoke: [exact=JSUInt31]*/ toString();
+  return null;
+}
+
+/*element: postfixLocal:[null]*/
+postfixLocal() {
+  // ignore: UNUSED_LOCAL_VARIABLE
+  var local2 = 0;
+  local2 /*invoke: [exact=JSUInt31]*/ ++;
+  return null;
+}