When mangling a synthetic function declaration, we might not have

type-source information for its parameters.  Don't crash when
mangling them in the MS C++ ABI.  Patch by Timur Iskhodzhanov!

llvm-svn: 155879

1 files changed, 14 insertions, 0 deletions

diff --git a/clang/test/CodeGenCXX/mangle-ms.cpp b/clang/test/CodeGenCXX/mangle-ms.cpp
index fe5fde1a1b3..ceaa669f199 100644
--- a/clang/test/CodeGenCXX/mangle-ms.cpp
+++ b/clang/test/CodeGenCXX/mangle-ms.cpp
@@ -103,3 +103,17 @@ void epsilon(int a[][10][20]) {}
 void zeta(int (^)(int, int)) {}
 // CHECK: @"\01?zeta@@YAXP_EAHHH@Z@Z"
 
+void operator_new_delete() {
+  char *ptr = new char;
+// CHECK: @"\01??2@YAPAXI@Z"
+
+  delete ptr;
+// CHECK: @"\01??3@YAXPAX@Z"
+
+  char *array = new char[42];
+// CHECK: @"\01??_U@YAPAXI@Z"
+
+  // FIXME: enable once PR12333 is fixed
+  // delete [] array;
+// Should be: @"\01??_V@YAXPAX@Z"
+}