[clang-tidy] fix false positive in bugprone-return-const-ref-from-parameter (#117734)
[llvm-project.git] / llvm / test / DebugInfo / Generic / discriminator.ll
blobe51ce91ffd3736c08d77dfdd70e3c643fe41e4f9
1 ; RUN: %llc_dwarf < %s -filetype=obj | llvm-dwarfdump -debug-info - | FileCheck %s
3 ; Given the following source, ensure that the discriminator is emitted for
4 ; the inlined callsite.
6 ;void xyz();
7 ;static void __attribute__((always_inline)) bar() { xyz(); }
8 ;void foo() {
9 ;  bar(); bar();
12 ;CHECK: DW_TAG_inlined_subroutine
13 ;CHECK-NOT: DW_AT_GNU_discriminator
14 ;CHECK: DW_TAG_inlined_subroutine
15 ;CHECK-NOT: {{DW_TAG|NULL}}
16 ;CHECK: DW_AT_GNU_discriminator{{.*}}0x01
18 ; Function Attrs: uwtable
19 define void @_Z3foov() #0 !dbg !4 {
20   tail call void @_Z3xyzv(), !dbg !11
21   tail call void @_Z3xyzv(), !dbg !13
22   ret void, !dbg !16
25 declare void @_Z3xyzv() #1
27 attributes #0 = { uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
28 attributes #1 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
30 !llvm.dbg.cu = !{!0}
31 !llvm.module.flags = !{!8, !9}
32 !llvm.ident = !{!10}
34 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.8.0 (trunk 252497)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
35 !1 = !DIFile(filename: "a.cc", directory: "/tmp")
36 !2 = !{}
37 !4 = distinct !DISubprogram(name: "foo", linkageName: "_Z3foov", scope: !1, file: !1, line: 3, type: !5, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !2)
38 !5 = !DISubroutineType(types: !6)
39 !6 = !{null}
40 !7 = distinct !DISubprogram(name: "bar", linkageName: "_ZL3barv", scope: !1, file: !1, line: 2, type: !5, isLocal: true, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !2)
41 !8 = !{i32 2, !"Dwarf Version", i32 4}
42 !9 = !{i32 2, !"Debug Info Version", i32 3}
43 !10 = !{!"clang version 3.8.0 (trunk 252497)"}
44 !11 = !DILocation(line: 2, column: 52, scope: !7, inlinedAt: !12)
45 !12 = distinct !DILocation(line: 4, column: 3, scope: !4)
46 !13 = !DILocation(line: 2, column: 52, scope: !7, inlinedAt: !14)
47 !14 = distinct !DILocation(line: 4, column: 10, scope: !15)
48 !15 = !DILexicalBlockFile(scope: !4, file: !1, discriminator: 1)
49 !16 = !DILocation(line: 5, column: 1, scope: !4)