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39 lines
1.7 KiB
LLVM
39 lines
1.7 KiB
LLVM
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; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/nolocinfo.prof -S -pass-remarks=sample-profile 2>&1 | FileCheck %s
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; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/nolocinfo.prof -S -pass-remarks=sample-profile 2>&1 | FileCheck %s
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define i32 @foo(i32 %i) !dbg !4 {
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entry:
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%i.addr = alloca i32, align 4
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%0 = load i32, i32* %i.addr, align 4
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%cmp = icmp sgt i32 %0, 1000
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; Remarks for conditional branches need debug location information for the
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; referring branch. When that is not present, the compiler should not abort.
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;
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; CHECK: remark: nolocinfo.c:3:5: most popular destination for conditional branches at <UNKNOWN LOCATION>
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br i1 %cmp, label %if.then, label %if.end
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if.then:
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ret i32 0, !dbg !18
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if.end:
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ret i32 1
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!8, !9}
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!llvm.ident = !{!10}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0 (trunk 251335) (llvm/trunk 251344)", isOptimized: false, runtimeVersion: 0, emissionKind: NoDebug, enums: !2)
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!1 = !DIFile(filename: "nolocinfo.c", directory: ".")
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!2 = !{}
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!4 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
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!5 = !DISubroutineType(types: !6)
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!6 = !{!7, !7}
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!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!8 = !{i32 2, !"Dwarf Version", i32 4}
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!9 = !{i32 2, !"Debug Info Version", i32 3}
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!10 = !{!"clang version 3.8.0 (trunk 251335) (llvm/trunk 251344)"}
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!15 = distinct !DILexicalBlock(scope: !4, file: !1, line: 2, column: 7)
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!18 = !DILocation(line: 3, column: 5, scope: !15)
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