[analyzer] Don't crash if malloc() has an unexpected function prototype.

Patch by Daniel Fahlgren!

llvm-svn: 217258

1 files changed, 17 insertions, 0 deletions

diff --git a/clang/test/Analysis/malloc-protoype.c b/clang/test/Analysis/malloc-protoype.c
new file mode 100644
index 00000000000..f056f0f2855
--- /dev/null
+++ b/clang/test/Analysis/malloc-protoype.c
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -w -analyze -analyzer-checker=core,unix.Malloc -verify %s
+// expected-no-diagnostics
+
+// Test that strange prototypes doesn't crash the analyzer
+
+void malloc(int i);
+void valloc(int i);
+
+void test1()
+{
+  malloc(1);
+}
+
+void test2()
+{
+  valloc(1);
+}