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-rw-r--r--gcc-4.4.3/gcc/testsuite/g++.dg/thread-ann/thread_annot_lock-58.C32
1 files changed, 32 insertions, 0 deletions
diff --git a/gcc-4.4.3/gcc/testsuite/g++.dg/thread-ann/thread_annot_lock-58.C b/gcc-4.4.3/gcc/testsuite/g++.dg/thread-ann/thread_annot_lock-58.C
new file mode 100644
index 000000000..858e63558
--- /dev/null
+++ b/gcc-4.4.3/gcc/testsuite/g++.dg/thread-ann/thread_annot_lock-58.C
@@ -0,0 +1,32 @@
+// Test handling of arguments passed to reference parameters.
+// { dg-do compile }
+// { dg-options "-Wthread-safety -O" }
+
+#include <string>
+#include "thread_annot_common.h"
+
+class Base {
+ public:
+ Base() {}
+ protected:
+ Mutex* mutex() const LOCK_RETURNED(mutex_) { return &mutex_; }
+ private:
+ mutable Mutex mutex_;
+};
+
+class Subclass : public Base {
+ public:
+ Subclass() {}
+
+ void ClearValue() { SetValueLocked(0); }
+ std::string GetValue() const;
+
+ private:
+ void SetValueLocked(std::string value) { value_ = value; }
+
+ std::string value_ GUARDED_BY(mutex_);
+};
+
+std::string Subclass::GetValue() const {
+ return value_; // { dg-warning "Reading variable 'value_' requires lock" }
+}