71 lines
3.5 KiB
LLVM
71 lines
3.5 KiB
LLVM
; For http://llvm.org/bugs/show_bug.cgi?id=12942
|
|
; There are two CUs coming from /tmp/foo.c in this module. Make sure it doesn't
|
|
; blow llc up and produces something reasonable.
|
|
;
|
|
|
|
; REQUIRES: object-emission
|
|
|
|
; RUN: %llc_dwarf %s -o %t -filetype=obj -O0
|
|
; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
|
|
|
|
; ModuleID = 'test.bc'
|
|
|
|
@str = private unnamed_addr constant [4 x i8] c"FOO\00"
|
|
@str1 = private unnamed_addr constant [6 x i8] c"Main!\00"
|
|
|
|
define void @foo() nounwind !dbg !5 {
|
|
entry:
|
|
%puts = tail call i32 @puts(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @str, i32 0, i32 0)), !dbg !23
|
|
ret void, !dbg !25
|
|
}
|
|
|
|
declare i32 @puts(i8* nocapture) nounwind
|
|
|
|
define i32 @main(i32 %argc, i8** nocapture %argv) nounwind !dbg !12 {
|
|
entry:
|
|
tail call void @llvm.dbg.value(metadata i32 %argc, i64 0, metadata !21, metadata !DIExpression()), !dbg !26
|
|
; Avoid talking about the pointer size in debug info because that's target dependent
|
|
tail call void @llvm.dbg.value(metadata i8** %argv, i64 0, metadata !22, metadata !DIExpression(DW_OP_deref, DW_OP_deref)), !dbg !27
|
|
%puts = tail call i32 @puts(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @str1, i32 0, i32 0)), !dbg !28
|
|
tail call void @foo() nounwind, !dbg !30
|
|
ret i32 0, !dbg !31
|
|
}
|
|
|
|
declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone
|
|
|
|
!llvm.dbg.cu = !{!0, !9}
|
|
!llvm.module.flags = !{!33}
|
|
|
|
!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.2 (trunk 156513)", isOptimized: true, emissionKind: FullDebug, file: !32, enums: !1, retainedTypes: !1, globals: !1, imports: !1)
|
|
!1 = !{}
|
|
!5 = distinct !DISubprogram(name: "foo", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 5, file: !32, scope: !6, type: !7, variables: !1)
|
|
!6 = !DIFile(filename: "foo.c", directory: "/tmp")
|
|
!7 = !DISubroutineType(types: !8)
|
|
!8 = !{null}
|
|
!9 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.2 (trunk 156513)", isOptimized: true, emissionKind: FullDebug, file: !32, enums: !1, retainedTypes: !1, globals: !1, imports: !1)
|
|
!12 = distinct !DISubprogram(name: "main", line: 11, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !9, scopeLine: 11, file: !32, scope: !6, type: !13, variables: !19)
|
|
!13 = !DISubroutineType(types: !14)
|
|
!14 = !{!15, !15, !18}
|
|
!15 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
|
|
!18 = !DIBasicType(tag: DW_TAG_base_type, name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char)
|
|
!19 = !{!21, !22}
|
|
!21 = !DILocalVariable(name: "argc", line: 11, arg: 1, scope: !12, file: !6, type: !15)
|
|
!22 = !DILocalVariable(name: "argv", line: 11, arg: 2, scope: !12, file: !6, type: !18)
|
|
!23 = !DILocation(line: 6, column: 3, scope: !24)
|
|
!24 = distinct !DILexicalBlock(line: 5, column: 16, file: !32, scope: !5)
|
|
!25 = !DILocation(line: 7, column: 1, scope: !24)
|
|
!26 = !DILocation(line: 11, column: 14, scope: !12)
|
|
!27 = !DILocation(line: 11, column: 26, scope: !12)
|
|
!28 = !DILocation(line: 12, column: 3, scope: !29)
|
|
!29 = distinct !DILexicalBlock(line: 11, column: 34, file: !32, scope: !12)
|
|
!30 = !DILocation(line: 13, column: 3, scope: !29)
|
|
!31 = !DILocation(line: 14, column: 3, scope: !29)
|
|
!32 = !DIFile(filename: "foo.c", directory: "/tmp")
|
|
|
|
; This test is simple to be cross platform (many targets don't yet have
|
|
; sufficiently good DWARF emission and/or dumping)
|
|
; CHECK: {{DW_TAG_compile_unit}}
|
|
; CHECK: {{foo\.c}}
|
|
|
|
!33 = !{i32 1, !"Debug Info Version", i32 3}
|