forked from OSchip/llvm-project
47 lines
2.4 KiB
LLVM
47 lines
2.4 KiB
LLVM
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; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/coverage-warning.prof -sample-profile-check-record-coverage=90 -sample-profile-check-sample-coverage=100 -o /dev/null 2>&1 | FileCheck %s
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; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/coverage-warning.prof -sample-profile-check-record-coverage=90 -sample-profile-check-sample-coverage=100 -o /dev/null 2>&1 | FileCheck %s
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define i32 @foo(i32 %i) !dbg !4 {
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; The profile has samples for line locations that are no longer present.
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; Coverage does not reach 90%, so we should get this warning:
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;
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; CHECK: warning: coverage-warning.c:1: 2 of 3 available profile records (66%) were applied
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; CHECK: warning: coverage-warning.c:1: 29000 of 30700 available profile samples (94%) were applied
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entry:
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%retval = alloca i32, align 4
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%i.addr = alloca i32, align 4
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store i32 %i, i32* %i.addr, align 4
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%0 = load i32, i32* %i.addr, align 4, !dbg !9
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%cmp = icmp sgt i32 %0, 1000, !dbg !10
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br i1 %cmp, label %if.then, label %if.end, !dbg !9
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if.then: ; preds = %entry
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store i32 30, i32* %retval, align 4, !dbg !11
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br label %return, !dbg !11
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if.end: ; preds = %entry
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store i32 3, i32* %retval, align 4, !dbg !12
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br label %return, !dbg !12
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return: ; preds = %if.end, %if.then
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%1 = load i32, i32* %retval, align 4, !dbg !13
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ret i32 %1, !dbg !13
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!6, !7}
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!llvm.ident = !{!8}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0 (trunk 251524) (llvm/trunk 251531)", isOptimized: false, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2)
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!1 = !DIFile(filename: "coverage-warning.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, retainedNodes: !2)
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!5 = !DISubroutineType(types: !2)
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!6 = !{i32 2, !"Dwarf Version", i32 4}
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!7 = !{i32 2, !"Debug Info Version", i32 3}
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!8 = !{!"clang version 3.8.0 (trunk 251524) (llvm/trunk 251531)"}
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!9 = !DILocation(line: 2, column: 7, scope: !4)
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!10 = !DILocation(line: 2, column: 9, scope: !4)
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!11 = !DILocation(line: 3, column: 5, scope: !4)
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!12 = !DILocation(line: 4, column: 3, scope: !4)
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!13 = !DILocation(line: 5, column: 1, scope: !4)
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