1 ; RUN: llvm-link %s %p/2011-08-04-Metadata2.ll -o %t.bc
2 ; RUN: llvm-dis < %t.bc | FileCheck %s
3 ; Test if internal global variable's debug info is merged appropriately or not.
5 ; CHECK: !DIGlobalVariable(name: "x",
6 ; CHECK-NOT: linkageName:
7 ; CHECK-SAME: variable: i32* @x{{[,)]}}
8 ; CHECK: !DIGlobalVariable(name: "x",
9 ; CHECK-NOT: linkageName:
10 ; CHECK-SAME: variable: i32* @x.1{{[,)]}}
11 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"
12 target triple = "x86_64-apple-macosx10.7.0"
14 @x = internal global i32 0, align 4
16 define void @foo() nounwind uwtable ssp {
18 store i32 1, i32* @x, align 4, !dbg !7
23 !llvm.module.flags = !{!11}
27 !0 = !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.0 ()", isOptimized: true, emissionKind: 0, file: !9, enums: !{}, retainedTypes: !{}, subprograms: !10)
28 !1 = !DISubprogram(name: "foo", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, file: !9, scope: !2, type: !3, function: void ()* @foo)
29 !2 = !DIFile(filename: "/tmp/one.c", directory: "/Volumes/Lalgate/Slate/D")
30 !3 = !DISubroutineType(types: !4)
32 !5 = !DIGlobalVariable(name: "x", line: 2, isLocal: true, isDefinition: true, scope: !0, file: !2, type: !6, variable: i32* @x)
33 !6 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
34 !7 = !DILocation(line: 3, column: 14, scope: !8)
35 !8 = distinct !DILexicalBlock(line: 3, column: 12, file: !9, scope: !1)
36 !9 = !DIFile(filename: "/tmp/one.c", directory: "/Volumes/Lalgate/Slate/D")
38 !11 = !{i32 1, !"Debug Info Version", i32 3}