From 3f52c51e0012d56379d86ab192e613070a373270 Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Thu, 18 Aug 2011 18:40:49 +0000
Subject: Add test to check type uniquing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137968 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Linker/2011-08-18-unique-debug-type.ll  | 26 ++++++++++++++++++++++++++
 test/Linker/2011-08-18-unique-debug-type2.ll | 25 +++++++++++++++++++++++++
 2 files changed, 51 insertions(+)
 create mode 100644 test/Linker/2011-08-18-unique-debug-type.ll
 create mode 100644 test/Linker/2011-08-18-unique-debug-type2.ll

diff --git a/test/Linker/2011-08-18-unique-debug-type.ll b/test/Linker/2011-08-18-unique-debug-type.ll
new file mode 100644
index 0000000..4ef0e0e
--- /dev/null
+++ b/test/Linker/2011-08-18-unique-debug-type.ll
@@ -0,0 +1,26 @@
+
+; RUN: llvm-link %s %p/2011-08-18-unique-debug-type2.ll -S -o - | grep "int" | count 1
+; Test to check only one MDNode for "int" after linking.
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
+target triple = "x86_64-apple-macosx10.7.0"
+
+define i32 @foo() nounwind uwtable ssp {
+entry:
+  ret i32 1, !dbg !10
+}
+
+!llvm.dbg.cu = !{!0}
+
+!0 = metadata !{i32 720913, i32 0, i32 12, metadata !"one.c", metadata !"/private/tmp", metadata !"clang version 3.0 (trunk 137954)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{metadata !2}
+!2 = metadata !{i32 0}
+!3 = metadata !{metadata !4}
+!4 = metadata !{metadata !5}
+!5 = metadata !{i32 720942, i32 0, metadata !6, metadata !"foo", metadata !"foo", metadata !"", metadata !6, i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @foo, null, null} ; [ DW_TAG_subprogram ]
+!6 = metadata !{i32 720937, metadata !"one.c", metadata !"/private/tmp", null} ; [ DW_TAG_file_type ]
+!7 = metadata !{i32 720917, metadata !6, metadata !"", metadata !6, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!8 = metadata !{metadata !9}
+!9 = metadata !{i32 720932, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!10 = metadata !{i32 1, i32 13, metadata !11, null}
+!11 = metadata !{i32 720907, metadata !5, i32 1, i32 11, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]
+
diff --git a/test/Linker/2011-08-18-unique-debug-type2.ll b/test/Linker/2011-08-18-unique-debug-type2.ll
new file mode 100644
index 0000000..986da5b
--- /dev/null
+++ b/test/Linker/2011-08-18-unique-debug-type2.ll
@@ -0,0 +1,25 @@
+; This file is for use with 2011-08-10-unique-debug-type.ll
+; RUN: true
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
+target triple = "x86_64-apple-macosx10.7.0"
+
+define i32 @bar() nounwind uwtable ssp {
+entry:
+  ret i32 2, !dbg !10
+}
+
+!llvm.dbg.cu = !{!0}
+
+!0 = metadata !{i32 720913, i32 0, i32 12, metadata !"two.c", metadata !"/private/tmp", metadata !"clang version 3.0 (trunk 137954)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{metadata !2}
+!2 = metadata !{i32 0}
+!3 = metadata !{metadata !4}
+!4 = metadata !{metadata !5}
+!5 = metadata !{i32 720942, i32 0, metadata !6, metadata !"bar", metadata !"bar", metadata !"", metadata !6, i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @bar, null, null} ; [ DW_TAG_subprogram ]
+!6 = metadata !{i32 720937, metadata !"two.c", metadata !"/private/tmp", null} ; [ DW_TAG_file_type ]
+!7 = metadata !{i32 720917, metadata !6, metadata !"", metadata !6, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!8 = metadata !{metadata !9}
+!9 = metadata !{i32 720932, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!10 = metadata !{i32 1, i32 13, metadata !11, null}
+!11 = metadata !{i32 720907, metadata !5, i32 1, i32 11, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]
-- 
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