Vendor import of clang release_34 branch r197841 (effectively, 3.4 RC3):

https://llvm.org/svn/llvm-project/cfe/branches/release_34@197841

1 files changed, 39 insertions, 0 deletions

diff --git a/test/CodeGenCXX/microsoft-new.cpp b/test/CodeGenCXX/microsoft-new.cpp
new file mode 100644
index 0000000..48e93d4
--- /dev/null
+++ b/test/CodeGenCXX/microsoft-new.cpp
@@ -0,0 +1,39 @@
+// RUN: %clang_cc1 -triple i686-pc-win32 -fms-compatibility %s -emit-llvm -o - | FileCheck %s

+

+#include <stddef.h>

+

+struct arbitrary_t {} arbitrary;

+void *operator new(size_t size, arbitrary_t);

+

+struct arbitrary2_t {} arbitrary2;

+void *operator new[](size_t size, arbitrary2_t);

+

+namespace PR13164 {

+  void f() {

+	// MSVC will fall back on the non-array operator new.

+    void *a;

+    int *p = new(arbitrary) int[4];

+    // CHECK: call i8* @_Znwj11arbitrary_t(i32 16, %struct.arbitrary_t*

+  }

+

+  struct S {

+    void *operator new[](size_t size, arbitrary_t);

+  };

+

+  void g() {

+    S *s = new(arbitrary) S[2];

+    // CHECK: call i8* @_ZN7PR131641SnaEj11arbitrary_t(i32 2, %struct.arbitrary_t*

+    S *s1 = new(arbitrary) S;

+    // CHECK: call i8* @_Znwj11arbitrary_t(i32 1, %struct.arbitrary_t*

+  }

+

+  struct T {

+    void *operator new(size_t size, arbitrary2_t);

+  };

+

+  void h() {

+    // This should still call the global operator new[].

+    T *t = new(arbitrary2) T[2];

+    // CHECK: call i8* @_Znaj12arbitrary2_t(i32 2, %struct.arbitrary2_t*

+  }

+}