1; Do setup work for all below tests: generate bitcode and combined index
2; RUN: llvm-as -function-summary %s -o %t.bc
3; RUN: llvm-as -function-summary %p/Inputs/thinlto_funcimport_debug.ll -o %t2.bc
4; RUN: llvm-lto -thinlto -o %t3 %t.bc %t2.bc
5
6; Confirm that we link the metadata for the imported module.
7; RUN: llvm-link %t2.bc -functionindex=%t3.thinlto.bc -import=func1:%t.bc -S | FileCheck %s
8
9; CHECK: declare i32 @func2
10; CHECK: define available_externally i32 @func1
11; CHECK: distinct !DISubprogram(name: "func1"
12; CHECK: distinct !DISubprogram(name: "func2"
13
14; ModuleID = 'dbg.o'
15target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
16target triple = "x86_64-unknown-linux-gnu"
17
18; Function Attrs: nounwind readnone uwtable
19define i32 @func1(i32 %n) #0 !dbg !4 {
20entry:
21  tail call void @llvm.dbg.value(metadata i32 %n, i64 0, metadata !9, metadata !17), !dbg !18
22  tail call void @llvm.dbg.value(metadata i32 5, i64 0, metadata !10, metadata !17), !dbg !19
23  %cmp = icmp sgt i32 %n, 10, !dbg !20
24  %. = select i1 %cmp, i32 10, i32 5, !dbg !22
25  tail call void @llvm.dbg.value(metadata i32 %., i64 0, metadata !10, metadata !17), !dbg !19
26  ret i32 %., !dbg !23
27}
28
29; Function Attrs: nounwind readnone uwtable
30define i32 @func2(i32 %n) #0 !dbg !11 {
31entry:
32  tail call void @llvm.dbg.value(metadata i32 %n, i64 0, metadata !13, metadata !17), !dbg !24
33  ret i32 %n, !dbg !25
34}
35
36; Function Attrs: nounwind readnone
37declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
38
39attributes #0 = { nounwind readnone uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
40attributes #1 = { nounwind readnone }
41
42!llvm.dbg.cu = !{!0}
43!llvm.module.flags = !{!14, !15}
44!llvm.ident = !{!16}
45
46!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0 (trunk 251407) (llvm/trunk 251401)", isOptimized: true, runtimeVersion: 0, emissionKind: 1, enums: !2, subprograms: !3)
47!1 = !DIFile(filename: "dbg.c", directory: ".")
48!2 = !{}
49!3 = !{!4, !11}
50!4 = distinct !DISubprogram(name: "func1", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, variables: !8)
51!5 = !DISubroutineType(types: !6)
52!6 = !{!7, !7}
53!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
54!8 = !{!9, !10}
55!9 = !DILocalVariable(name: "n", arg: 1, scope: !4, file: !1, line: 1, type: !7)
56!10 = !DILocalVariable(name: "x", scope: !4, file: !1, line: 2, type: !7)
57!11 = distinct !DISubprogram(name: "func2", scope: !1, file: !1, line: 8, type: !5, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: true, variables: !12)
58!12 = !{!13}
59!13 = !DILocalVariable(name: "n", arg: 1, scope: !11, file: !1, line: 8, type: !7)
60!14 = !{i32 2, !"Dwarf Version", i32 4}
61!15 = !{i32 2, !"Debug Info Version", i32 3}
62!16 = !{!"clang version 3.8.0 (trunk 251407) (llvm/trunk 251401)"}
63!17 = !DIExpression()
64!18 = !DILocation(line: 1, column: 15, scope: !4)
65!19 = !DILocation(line: 2, column: 7, scope: !4)
66!20 = !DILocation(line: 3, column: 9, scope: !21)
67!21 = distinct !DILexicalBlock(scope: !4, file: !1, line: 3, column: 7)
68!22 = !DILocation(line: 3, column: 7, scope: !4)
69!23 = !DILocation(line: 5, column: 3, scope: !4)
70!24 = !DILocation(line: 8, column: 15, scope: !11)
71!25 = !DILocation(line: 9, column: 3, scope: !11)
72