Vendor import of clang trunk r161861:

http://llvm.org/svn/llvm-project/cfe/trunk@161861

1 files changed, 52 insertions, 0 deletions

diff --git a/test/CodeGenCXX/microsoft-abi-static-initializers.cpp b/test/CodeGenCXX/microsoft-abi-static-initializers.cpp
new file mode 100644
index 0000000..d8b7899
--- /dev/null
+++ b/test/CodeGenCXX/microsoft-abi-static-initializers.cpp
@@ -0,0 +1,52 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - -cxx-abi microsoft -triple=i386-pc-win32 | FileCheck %s
+
+struct S {
+  S() {}
+  ~S() {}
+} s;
+
+// CHECK: define internal void [[INIT_s:@.*global_var.*]] nounwind
+// CHECK: call x86_thiscallcc void @"\01??0S@@QAE@XZ"
+// CHECK: call i32 @atexit(void ()* @"__dtor_\01?s@@3US@@A")
+// CHECK: ret void
+
+// CHECK: define internal void @"__dtor_\01?s@@3US@@A"() nounwind {
+// CHECK: call x86_thiscallcc void @"\01??1S@@QAE@XZ"
+// CHECK: ret void
+
+// Force WeakODRLinkage by using templates
+class A {
+ public:
+  A() {}
+  ~A() {}
+};
+
+template<typename T>
+class B {
+ public:
+  static A foo;
+};
+
+template<typename T> A B<T>::foo;
+
+void force_usage() {
+  (void)B<int>::foo;  // (void) - force usage
+}
+
+// CHECK: define internal void [[INIT_foo:@.*global_var.*]] nounwind
+// CHECK: call x86_thiscallcc void @"\01??0A@@QAE@XZ"
+// CHECK: call i32 @atexit(void ()* [[FOO_DTOR:@"__dtor_.*foo@.*]])
+// CHECK: ret void
+
+// CHECK: define linkonce_odr x86_thiscallcc void @"\01??0A@@QAE@XZ"
+
+// CHECK: define linkonce_odr x86_thiscallcc void @"\01??1A@@QAE@XZ"
+
+// CHECK: define internal void [[FOO_DTOR]]
+// CHECK: call x86_thiscallcc void @"\01??1A@@QAE@XZ"{{.*}}foo
+// CHECK: ret void
+
+// CHECK: define internal void @_GLOBAL__I_a() nounwind {
+// CHECK: call void [[INIT_s]]
+// CHECK: call void [[INIT_foo]]
+// CHECK: ret void