From d3f7935f50c2850e79e4dd7cab2459c1eb2b67a2 Mon Sep 17 00:00:00 2001
From: Dale Johannesen <dalej@apple.com>
Date: Mon, 22 Jun 2009 04:47:32 +0000
Subject: [PATCH] Testcase for (llvm-gcc) 73873.  Usually std::pair<double,
 float*> is 16 bytes on darwin-powerpc, but not always. See testcase for full
 weirdness.

llvm-svn: 73874
---
 .../2009-06-20-DarwinPPCLayout.cpp            | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 llvm/test/FrontendC++/2009-06-20-DarwinPPCLayout.cpp

diff --git a/llvm/test/FrontendC++/2009-06-20-DarwinPPCLayout.cpp b/llvm/test/FrontendC++/2009-06-20-DarwinPPCLayout.cpp
new file mode 100644
index 000000000000..eef0e86e2ae5
--- /dev/null
+++ b/llvm/test/FrontendC++/2009-06-20-DarwinPPCLayout.cpp
@@ -0,0 +1,32 @@
+// RUN: %llvmgxx -S -m32 -emit-llvm %s -o - | grep baz | grep global | grep {struct.bar}
+// RUN: %llvmgxx -S -m32 -emit-llvm %s -o - | grep ccc | grep global | grep {struct.CC}
+// RUN: %llvmgxx -S -m32 -emit-llvm %s -o - | grep quux | grep global | grep {struct.bar}
+// RUN: %llvmgxx -S -m32 -emit-llvm %s -o - | grep foo | grep global | grep {struct.SRCFilter::FilterEntry}
+// RUN: %llvmgxx -S -m32 -emit-llvm %s -o - | grep {struct.bar} | grep {1 x i32}
+// RUN: %llvmgxx -S -m32 -emit-llvm %s -o - | grep {struct.CC} | grep {struct.bar}
+// RUN: %llvmgxx -S -m32 -emit-llvm %s -o - | grep {struct.bar} | grep {1 x i32}
+// RUN: %llvmgxx -S -m32 -emit-llvm %s -o - | grep {struct.SRCFilter::FilterEntry} | not grep {1 x i32}
+// XFAIL: *
+// XTARGET: powerpc-apple-darwin
+
+template<class _T1, class _T2>     struct payre     {
+  _T1 first;
+  _T2 second;
+  payre()       : first(), second() {    }
+};
+struct KBFP {
+  double mCutoffFrequency;
+};
+class SRCFilter {
+  struct FilterEntry: public payre<KBFP, float*>{};
+  static FilterEntry foo;
+};
+SRCFilter::FilterEntry SRCFilter::foo;    // 12 bytes
+payre<KBFP, float*> baz;                  // 16 bytes
+class CC {                                // 16 bytes
+  public: payre<KBFP, float*> x;          
+};
+class CC ccc;
+
+struct bar { KBFP x; float* y;};          // 16 bytes
+struct bar quux;