1 ; RUN: llc %s -o /dev/null
2 ; Here variable bar is optimized away. Do not trip over while trying to generate debug info.
4 source_filename = "test/DebugInfo/Generic/2009-11-05-DeadGlobalVariable.ll"
6 ; Function Attrs: nounwind readnone ssp uwtable
7 define i32 @foo() #0 !dbg !6 {
12 attributes #0 = { nounwind readnone ssp uwtable }
15 !llvm.module.flags = !{!10}
17 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.0 (trunk 139632)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !2, globals: !3)
18 !1 = !DIFile(filename: "fb.c", directory: "/private/tmp")
21 !4 = !DIGlobalVariableExpression(var: !5, expr: !DIExpression())
22 !5 = !DIGlobalVariable(name: "bar", scope: !6, file: !1, line: 2, type: !9, isLocal: true, isDefinition: true)
23 !6 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: true, unit: !0)
24 !7 = !DISubroutineType(types: !8)
26 !9 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
27 !10 = !{i32 1, !"Debug Info Version", i32 3}
28 !11 = !DILocation(line: 3, column: 3, scope: !12)
29 !12 = distinct !DILexicalBlock(scope: !6, file: !1, line: 1, column: 11)