From 25b7adc8cecc675ff238681c0fae75cdffd4ff91 Mon Sep 17 00:00:00 2001
From: Eric Christopher <echristo@gmail.com>
Date: Tue, 3 Sep 2013 21:57:57 +0000
Subject: Add a hashing routine that handles hashing types. Add a test for
 hashing the contents of DW_FORM_data1 on top of a type with attributes.

llvm-svn: 189862
---
 llvm/unittests/CodeGen/DIEHashTest.cpp | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 llvm/unittests/CodeGen/DIEHashTest.cpp

(limited to 'llvm/unittests/CodeGen/DIEHashTest.cpp')

diff --git a/llvm/unittests/CodeGen/DIEHashTest.cpp b/llvm/unittests/CodeGen/DIEHashTest.cpp
new file mode 100644
index 00000000000..54dc4ee5d7f
--- /dev/null
+++ b/llvm/unittests/CodeGen/DIEHashTest.cpp
@@ -0,0 +1,29 @@
+//===- llvm/unittest/DebugInfo/DWARFFormValueTest.cpp ---------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "../lib/CodeGen/AsmPrinter/DIE.h"
+#include "../lib/CodeGen/AsmPrinter/DIEHash.h"
+#include "llvm/Support/Dwarf.h"
+#include "llvm/Support/Debug.h"
+#include "llvm/Support/Format.h"
+#include "gtest/gtest.h"
+
+namespace {
+
+using namespace llvm;
+TEST(DIEHashData1Test, DIEHash) {
+  DIEHash Hash;
+  DIE *Die = new DIE(dwarf::DW_TAG_base_type);
+  DIEValue *Size = new DIEInteger(4);
+  Die->addValue(dwarf::DW_AT_byte_size, dwarf::DW_FORM_data1, Size);
+  uint64_t MD5Res = Hash.computeTypeSignature(Die);
+  ASSERT_TRUE(MD5Res == 0x540e9ff30ade3e4a);
+  delete Die;
+}
+}
-- 
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