1 ; This test checks that strip-dead-debug-info pass deletes debug compile units
2 ; if functions from those units are absent in that module.
4 ; RUN: opt -passes='strip-dead-debug-info,verify' %s -S | FileCheck %s
6 ; CHECK: !llvm.dbg.cu = !{!{{[0-9]+}}, !{{[0-9]+}}}
7 ; CHECK-COUNT-2: !DICompileUnit
9 ;target datalayout = "e-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-n8:16:32:64"
10 ;target triple = "spir64-unknown-unknown"
12 ; Function Attrs: nounwind
13 define void @dev_func1() #0 !dbg !13 {
17 ; Function Attrs: nounwind
18 define void @dev_func2() #0 !dbg !15 {
22 attributes #0 = { nounwind }
24 !llvm.dbg.cu = !{!0, !3, !5}
25 !llvm.module.flags = !{!12}
27 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, imports: !2, splitDebugInlining: false, nameTableKind: None)
28 !1 = !DIFile(filename: "dev_func1.cpp", directory: "/home/user/test")
30 !3 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !4, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, imports: !2, splitDebugInlining: false, nameTableKind: None)
31 !4 = !DIFile(filename: "dev_func2.cpp", directory: "/home/user/test")
32 !5 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !6, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !2, imports: !7, splitDebugInlining: false, nameTableKind: None)
33 !6 = !DIFile(filename: "dev_func3.cpp", directory: "/home/user/test")
35 !8 = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: !6, entity: !9, file: !6, line: 129)
36 !9 = distinct !DISubprogram(name: "dev_func3", linkageName: "dev_func3", scope: !6, file: !6, line: 96, type: !10, scopeLine: 96, flags: DIFlagPrototyped, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition, unit: !5, retainedNodes: !2)
37 !10 = !DISubroutineType(types: !11)
39 !12 = !{i32 2, !"Debug Info Version", i32 3}
40 !13 = distinct !DISubprogram(name: "dev_func1", linkageName: "dev_func1", scope: !1, file: !1, line: 22, type: !10, scopeLine: 22, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
41 !14 = !DILocation(line: 29, column: 5, scope: !13)
42 !15 = distinct !DISubprogram(name: "dev_func2", linkageName: "dev_func2", scope: !4, file: !4, line: 22, type: !10, scopeLine: 22, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !3, retainedNodes: !2)
43 !16 = !DILocation(line: 29, column: 5, scope: !15)