48 lines
1.8 KiB
LLVM
48 lines
1.8 KiB
LLVM
; RUN: opt -inline -S < %s | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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; Function @bar contains instruction %cmp which is not associated to any debug
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; location. This test verifies that the inliner doesn't incorrectly attribute
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; the callsite debug location to %cmp.
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define i32 @bar(i32 %a, i32 %b) #0 !dbg !6 {
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entry:
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%inc = add i32 %a, 1, !dbg !8
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%cmp = icmp slt i32 %inc, %b
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%select = select i1 %cmp, i32 %a, i32 %b, !dbg !8
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ret i32 %select, !dbg !8
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}
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; CHECK-LABEL: define i32 @baz(
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; CHECK: entry:
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; CHECK: %[[INC:[a-z0-9.]+]] = add i32 %a, 1, !dbg ![[DL:[0-9]+]]
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; CHECK: %[[CMP:[a-z0-9.]+]] = icmp slt i32 %[[INC]], %b
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; CHECK-NOT: !dbg
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; CHECK: %[[SELECT:[a-z0-9.]+]] = select i1 %[[CMP]], i32 %a, i32 %b, !dbg ![[DL]]
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;
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; ![[DL]] = !DILocation(line: 3, scope: !{{.*}}, inlinedAt: {{.*}})
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define i32 @baz(i32 %a, i32 %b) !dbg !9 {
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entry:
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%call = tail call i32 @bar(i32 %a, i32 %b), !dbg !10
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ret i32 %call, !dbg !10
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}
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attributes #0 = { alwaysinline }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, isOptimized: true, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2)
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!1 = !DIFile(filename: "test.c", directory: "")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!6 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 2, type: !7, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !2)
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!7 = !DISubroutineType(types: !2)
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!8 = !DILocation(line: 3, scope: !6)
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!9 = distinct !DISubprogram(name: "baz", scope: !1, file: !1, line: 11, type: !7, isLocal: false, isDefinition: true, scopeLine: 11, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !2)
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!10 = !DILocation(line: 12, scope: !9)
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