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).

---
 clang/test/CodeGenCXX/override-layout.cpp | 64 +++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 clang/test/CodeGenCXX/override-layout.cpp

(limited to 'clang/test/CodeGenCXX/override-layout.cpp')

diff --git a/clang/test/CodeGenCXX/override-layout.cpp b/clang/test/CodeGenCXX/override-layout.cpp
new file mode 100644
index 0000000..d432885
--- /dev/null
+++ b/clang/test/CodeGenCXX/override-layout.cpp
@@ -0,0 +1,64 @@
+// RUN: %clang_cc1 -fdump-record-layouts-simple %s 2> %t.layouts
+// RUN: %clang_cc1 -fdump-record-layouts-simple %s > %t.before 2>&1
+// RUN: %clang_cc1 -DPACKED= -DALIGNED16= -fdump-record-layouts-simple -foverride-record-layout=%t.layouts %s > %t.after 2>&1
+// RUN: diff %t.before %t.after
+// RUN: FileCheck %s < %t.after
+
+// If not explicitly disabled, set PACKED to the packed attribute.
+#ifndef PACKED
+#  define PACKED __attribute__((packed))
+#endif
+
+struct Empty1 { };
+struct Empty2 { };
+
+// CHECK: Type: struct X0
+struct X0 : public Empty1 { 
+  int x[6] PACKED; 
+};
+
+// CHECK: Type: struct X1
+struct X1 : public X0, public Empty2 { 
+  char x[13]; 
+  struct X0 y; 
+} PACKED;
+
+// CHECK: Type: struct X2
+struct PACKED X2 :  public X1, public X0, public Empty1 {
+  short x;
+  int y;
+};
+
+// CHECK: Type: struct X3
+struct PACKED X3 : virtual public X1, public X0 {
+  short x;
+  int y;
+};
+
+// CHECK: Type: struct X4
+struct PACKED X4 {
+  unsigned int a : 1;
+  unsigned int b : 1;
+  unsigned int c : 1;
+  unsigned int d : 1;
+  unsigned int e : 1;
+  unsigned int f : 1;
+  unsigned int g : 1;
+  unsigned int h : 1;
+  unsigned int i : 1;
+  unsigned int j : 1;
+  unsigned int k : 1;
+  unsigned int l : 1;
+  unsigned int m : 1;
+  unsigned int n : 1;
+  X4();
+};
+
+void use_structs() {
+  X0 x0s[sizeof(X0)];
+  X1 x1s[sizeof(X1)];
+  X2 x2s[sizeof(X2)];
+  X3 x3s[sizeof(X3)];
+  X4 x4s[sizeof(X4)];
+  x4s[1].a = 1;
+}
-- 
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