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diff --git a/test/ARCMT/safe-arc-assign.m b/test/ARCMT/safe-arc-assign.m
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+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-nonfragile-abi -fsyntax-only -fobjc-arc -x objective-c %s.result
+// RUN: arcmt-test --args -triple x86_64-apple-darwin10 -fobjc-nonfragile-abi -fsyntax-only -x objective-c %s > %t
+// RUN: diff %t %s.result
+
+void test12(id collection) {
+ for (id x in collection) {
+ x = 0;
+ x = 0;
+ }
+
+ for (__strong id x in collection) {
+ x = 0;
+ }
+}
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