vendor/clang/clang-trunk-r300422

1 files changed, 29 insertions, 0 deletions

diff --git a/test/SemaCXX/template-multiple-attr-propagation.cpp b/test/SemaCXX/template-multiple-attr-propagation.cpp
new file mode 100644
index 0000000000000..8e7f4570bad4e
--- /dev/null
+++ b/test/SemaCXX/template-multiple-attr-propagation.cpp
@@ -0,0 +1,29 @@
+// RUN: %clang_cc1 %s -Wthread-safety-analysis -verify -fexceptions
+// expected-no-diagnostics
+
+class Mutex {
+public:
+  void Lock() __attribute__((exclusive_lock_function()));
+  void Unlock() __attribute__((unlock_function()));
+};
+
+class A {
+public:
+  Mutex mu1, mu2;
+
+  void foo() __attribute__((exclusive_locks_required(mu1))) __attribute__((exclusive_locks_required(mu2))) {}
+
+  template <class T>
+  void bar() __attribute__((exclusive_locks_required(mu1))) __attribute__((exclusive_locks_required(mu2))) {
+    foo();
+  }
+};
+
+void f() {
+  A a;
+  a.mu1.Lock();
+  a.mu2.Lock();
+  a.bar<int>();
+  a.mu2.Unlock();
+  a.mu1.Unlock();
+}