From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 .../CodeGenCXX/cxx0x-initializer-references.cpp    | 69 ++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 clang/test/CodeGenCXX/cxx0x-initializer-references.cpp

(limited to 'clang/test/CodeGenCXX/cxx0x-initializer-references.cpp')

diff --git a/clang/test/CodeGenCXX/cxx0x-initializer-references.cpp b/clang/test/CodeGenCXX/cxx0x-initializer-references.cpp
new file mode 100644
index 0000000..4c847b8
--- /dev/null
+++ b/clang/test/CodeGenCXX/cxx0x-initializer-references.cpp
@@ -0,0 +1,69 @@
+// RUN: %clang_cc1 -std=c++11 -S -emit-llvm -o - %s | FileCheck %s
+
+namespace reference {
+  struct A {
+    int i1, i2;
+  };
+
+  void single_init() {
+    // No superfluous instructions allowed here, they could be
+    // hiding extra temporaries.
+
+    // CHECK: store i32 1, i32*
+    // CHECK-NEXT: store i32* %{{.*}}, i32**
+    const int &cri2a = 1;
+
+    // CHECK-NEXT: store i32 1, i32*
+    // CHECK-NEXT: store i32* %{{.*}}, i32**
+    const int &cri1a = {1};
+
+    // CHECK-NEXT: store i32 1, i32*
+    int i = 1;
+    // CHECK-NEXT: store i32* %{{.*}}, i32**
+    int &ri1a = {i};
+
+    // CHECK-NEXT: bitcast
+    // CHECK-NEXT: memcpy
+    A a{1, 2};
+    // CHECK-NEXT: store %{{.*}}* %{{.*}}, %{{.*}}** %
+    A &ra1a = {a};
+
+    // CHECK-NEXT: ret
+  }
+
+  void reference_to_aggregate() {
+    // CHECK: getelementptr {{.*}}, i32 0, i32 0
+    // CHECK-NEXT: store i32 1
+    // CHECK-NEXT: getelementptr {{.*}}, i32 0, i32 1
+    // CHECK-NEXT: store i32 2
+    // CHECK-NEXT: store %{{.*}}* %{{.*}}, %{{.*}}** %{{.*}}, align
+    const A &ra1{1, 2};
+
+    // CHECK-NEXT: getelementptr inbounds [3 x i32]* %{{.*}}, i{{32|64}} 0, i{{32|64}} 0
+    // CHECK-NEXT: store i32 1
+    // CHECK-NEXT: getelementptr inbounds i32* %{{.*}}, i{{32|64}} 1
+    // CHECK-NEXT: store i32 2
+    // CHECK-NEXT: getelementptr inbounds i32* %{{.*}}, i{{32|64}} 1
+    // CHECK-NEXT: store i32 3
+    // CHECK-NEXT: store [3 x i32]* %{{.*}}, [3 x i32]** %{{.*}}, align
+    const int (&arrayRef)[] = {1, 2, 3};
+
+    // CHECK-NEXT: ret
+  }
+
+  struct B {
+    B();
+    ~B();
+  };
+
+  void single_init_temp_cleanup()
+  {
+    // Ensure lifetime extension.
+
+    // CHECK: call void @_ZN9reference1BC1Ev
+    // CHECK-NEXT: store %{{.*}}* %{{.*}}, %{{.*}}** %
+    const B &rb{ B() };
+    // CHECK: call void @_ZN9reference1BD1Ev
+  }
+
+}
-- 
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