vendor/clang/clang-trunk-r351319

1 files changed, 38 insertions, 0 deletions

diff --git a/test/Analysis/test-separate-retaincount.cpp b/test/Analysis/test-separate-retaincount.cpp
new file mode 100644
index 000000000000..be6534f544bd
--- /dev/null
+++ b/test/Analysis/test-separate-retaincount.cpp
@@ -0,0 +1,38 @@
+// RUN: %clang_analyze_cc1 -analyzer-checker=core,osx -analyzer-disable-checker osx.cocoa.RetainCount -DNO_CF_OBJECT -verify %s
+// RUN: %clang_analyze_cc1 -analyzer-checker=core,osx -analyzer-disable-checker osx.OSObjectRetainCount -DNO_OS_OBJECT -verify %s
+// RUN: %clang_analyze_cc1 -analyzer-checker=core,osx -analyzer-config "osx.cocoa.RetainCount:CheckOSObject=false" -DNO_OS_OBJECT -verify %s
+
+typedef const void * CFTypeRef;
+extern CFTypeRef CFRetain(CFTypeRef cf);
+extern void CFRelease(CFTypeRef cf);
+
+#define CF_RETURNS_RETAINED __attribute__((cf_returns_retained))
+extern CFTypeRef CFCreate() CF_RETURNS_RETAINED;
+
+using size_t = decltype(sizeof(int));
+
+struct OSObject {
+  virtual void retain();
+  virtual void release();
+
+  static void * operator new(size_t size);
+  virtual ~OSObject(){}
+};
+
+void cf_overrelease() {
+  CFTypeRef cf = CFCreate();
+  CFRelease(cf);
+  CFRelease(cf);
+#ifndef NO_CF_OBJECT
+  // expected-warning@-2{{Reference-counted object is used after it is released}}
+#endif
+}
+
+void osobject_overrelease() {
+  OSObject *o = new OSObject;
+  o->release();
+  o->release();
+#ifndef NO_OS_OBJECT
+  // expected-warning@-2{{Reference-counted object is used after it is released}}
+#endif
+}