Add test case for <rdar://problem/7257223>, and XFAIL this test until it passes.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@84070 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Analysis/retain-release-region-store.m b/test/Analysis/retain-release-region-store.m
index 66950e2190ed9434deda99d8f5f7012fb6f52403..7a696833f92dfd6a0bc14ae3c284be9a0f2de727 100644 (file)
--- a/test/Analysis/retain-release-region-store.m
+++ b/test/Analysis/retain-release-region-store.m
@@ -1,4 +1,5 @@
 // RUN: clang-cc -analyze -checker-cfref -analyzer-store=region -verify %s
+// XFAIL
 
 //===----------------------------------------------------------------------===//
 // The following code is reduced using delta-debugging from
@@ -115,4 +116,27 @@ CFAbsoluteTime f4() {
 }
 @end
 
+//===----------------------------------------------------------------------===//
+// <rdar://problem/7257223> - False positive due to not invalidating the
+// reference count of a tracked region that was itself invalidated.
+//===----------------------------------------------------------------------===//
+
+typedef struct __rdar_7257223 { CFDateRef x; } RDar7257223;
+void rdar_7257223_aux(RDar7257223 *p);
+
+// THIS CASE CURRENTLY FAILS.
+CFDateRef rdar7257223_Create(void) {
+  RDar7257223 s;
+  CFAbsoluteTime t = CFAbsoluteTimeGetCurrent();
+  s.x = CFDateCreate(0, t); // no-warning
+  rdar_7257223_aux(&s);
+  return s.x;
+}
+
+CFDateRef rdar7257223_Create_2(void) {
+  RDar7257223 s;
+  CFAbsoluteTime t = CFAbsoluteTimeGetCurrent();
+  s.x = CFDateCreate(0, t); // no-warning
+  return s.x;
+}