PR9615: make sure we destroy any temporaries returned by operator->.

I'm pretty sure this is the right fix, but I would appreciate it if someone
else would double-check.

llvm-svn: 128806

1 files changed, 19 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/operator-arrow-temporary.cpp b/clang/test/SemaCXX/operator-arrow-temporary.cpp
new file mode 100644
index 00000000000..8e79609342b
--- /dev/null
+++ b/clang/test/SemaCXX/operator-arrow-temporary.cpp
@@ -0,0 +1,19 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+// PR9615
+
+struct Resource {
+  void doit();
+};
+
+template<int x> struct Lock {
+  ~Lock() { int a[x]; } // expected-error {{declared as an array with a negative size}}
+  Resource* operator->() { return 0; }
+};
+
+struct Accessor {
+  Lock<-1> operator->();
+};
+
+// Make sure we try to instantiate the destructor for Lock here
+void f() { Accessor acc; acc->doit(); } // expected-note {{requested here}}
+