Index: pkg/front_end/testcases/inference/try_catch_promotion.dart |
diff --git a/pkg/front_end/testcases/inference/try_catch_promotion.dart b/pkg/front_end/testcases/inference/try_catch_promotion.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c29554f1dff29854be78e62f8e7fb91a634f3338 |
--- /dev/null |
+++ b/pkg/front_end/testcases/inference/try_catch_promotion.dart |
@@ -0,0 +1,29 @@ |
+// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file |
+// for details. All rights reserved. Use of this source code is governed by a |
+// BSD-style license that can be found in the LICENSE file. |
+ |
+/*@testedFeatures=inference*/ |
+library test; |
+ |
+class C {} |
+ |
+class D extends C {} |
+ |
+class E extends StackTrace {} |
+ |
+void test(void f()) { |
+ try { |
+ f(); |
+ } on C catch (x, y) { |
+ var /*@type=C*/ x1 = x; |
+ var /*@type=StackTrace*/ y1 = y; |
+ if (x is D) { |
+ var /*@type=D*/ x2 = /*@promotedType=D*/ x; |
+ } |
+ if (y is E) { |
+ var /*@type=E*/ y2 = /*@promotedType=E*/ y; |
+ } |
+ } |
+} |
+ |
+main() {} |