5be080edf7
RFC: https://discourse.llvm.org/t/rfc-improving-is-stmt-placement-for-better-interactive-debugging/82668
44 lines
1.5 KiB
LLVM
44 lines
1.5 KiB
LLVM
; RUN: opt %s -passes=inline -S -o - | FileCheck %s
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;; $ cat test.cpp
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;; int g;
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;; [[clang::always_inline, gnu::nodebug]] void a() { g = 1; }
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;; void b() { a(); }
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;;
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;; Check the inlined instructions don't inherit the call's atom info.
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;; FIXME: Perhaps we want to do actually do that, to preserve existing
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;; behaviour? Unclear what's best.
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; CHECK: _Z1bv()
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; CHECK: store i32 1, ptr @g, align 4, !dbg [[DBG:!.*]]
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; CHECK: [[DBG]] = !DILocation(line: 3, scope: ![[#]])
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@g = hidden global i32 0, align 4
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define hidden void @_Z1av() {
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entry:
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store i32 1, ptr @g, align 4
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ret void
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}
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define hidden void @_Z1bv() !dbg !15 {
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entry:
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call void @_Z1av(), !dbg !18
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ret void, !dbg !19
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!2, !3}
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!llvm.ident = !{!10}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_17, file: !1, producer: "clang version 19.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: LineTablesOnly, splitDebugInlining: false, nameTableKind: None)
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!1 = !DIFile(filename: "test.cpp", directory: "/")
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!2 = !{i32 7, !"Dwarf Version", i32 5}
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!3 = !{i32 2, !"Debug Info Version", i32 3}
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!10 = !{!"clang version 19.0.0"}
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!15 = distinct !DISubprogram(name: "b", scope: !1, file: !1, line: 3, type: !16, scopeLine: 3, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0)
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!16 = !DISubroutineType(types: !17)
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!17 = !{}
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!18 = !DILocation(line: 3, scope: !15, atomGroup: 1, atomRank: 1)
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!19 = !DILocation(line: 3, scope: !15, atomGroup: 2, atomRank: 1)
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