[analyzer] Add custom path diagnostic to the Malloc Checker.

Very simple so far - we just highlight every allocation and release
site.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@150156 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 0 deletions

diff --git a/test/Analysis/malloc.c b/test/Analysis/malloc.c
index 190a2548d7..7ffc9a1ec0 100644
--- a/test/Analysis/malloc.c
+++ b/test/Analysis/malloc.c
@@ -240,6 +240,14 @@ void mallocFreeUse_params() {
   myfooint(*p); //expected-warning{{Use dynamically allocated memory after it is freed}}
 }
 
+void mallocFailedOrNot() {
+  int *p = malloc(12);
+  if (!p)
+    free(p);
+  else
+    free(p);
+}
+
 int *Gl;
 struct GlStTy {
   int *x;