vendor/clang/clang-trunk-r178860

1 files changed, 28 insertions, 0 deletions

diff --git a/test/Analysis/Malloc+MismatchedDeallocator_intersections.cpp b/test/Analysis/Malloc+MismatchedDeallocator_intersections.cpp
new file mode 100644
index 0000000000000..639790d31a91e
--- /dev/null
+++ b/test/Analysis/Malloc+MismatchedDeallocator_intersections.cpp
@@ -0,0 +1,28 @@
+// RUN: %clang_cc1 -analyze -analyzer-checker=core,unix.Malloc,unix.MismatchedDeallocator -analyzer-store region -std=c++11 -verify %s
+// expected-no-diagnostics
+
+typedef __typeof(sizeof(int)) size_t;
+void *malloc(size_t);
+void free(void *);
+
+//--------------------------------------------------------------------
+// Check that unix.Malloc + unix.MismatchedDeallocator does not enable
+// warnings produced by the alpha.cplusplus.NewDelete checker.
+//--------------------------------------------------------------------
+void testNewDeleteNoWarn() {
+  int i;
+  delete &i; // no-warning
+
+  int *p1 = new int;
+  delete ++p1; // no-warning
+
+  int *p2 = new int;
+  delete p2;
+  delete p2; // no-warning
+
+  int *p3 = new int; // no-warning
+
+  int *p4 = new int;
+  delete p4;
+  int j = *p4; // no-warning  
+}