1; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s 2 3target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 4target triple = "x86_64-apple-macosx10.14.0" 5 6; CHECK-LABEL: define {{.*}}@foo( 7; CHECK-NOT: call {{.*}}llvm.dbg.value 8 9; CHECK-LABEL: define {{.*}}@foo.cold 10; CHECK-NOT: call {{.*}}llvm.dbg.value 11 12define void @foo() !dbg !6 { 13entry: 14 br i1 undef, label %if.then, label %if.end 15 16if.then: ; preds = %entry 17 br label %cleanup 18 19if.end: ; preds = %entry 20 ; We expect this block to be outlined. That kills the definition of %var. 21 %var = add i32 0, 0, !dbg !11 22 call void @sink() 23 br label %cleanup 24 25cleanup: 26 ; This dbg.value should be deleted after outlining, otherwise the verifier 27 ; complains about function-local metadata being used outside of a function. 28 call void @llvm.dbg.value(metadata i32 %var, metadata !9, metadata !DIExpression()), !dbg !11 29 ret void 30} 31 32declare void @llvm.dbg.value(metadata, metadata, metadata) 33 34declare void @sink() cold 35 36!llvm.dbg.cu = !{!0} 37!llvm.debugify = !{!3, !4} 38!llvm.module.flags = !{!5} 39 40!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1, producer: "debugify", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) 41!1 = !DIFile(filename: "<stdin>", directory: "/") 42!2 = !{} 43!3 = !{i32 7} 44!4 = !{i32 1} 45!5 = !{i32 2, !"Debug Info Version", i32 3} 46!6 = distinct !DISubprogram(name: "foo", linkageName: "foo", scope: null, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: true, unit: !0, retainedNodes: !8) 47!7 = !DISubroutineType(types: !2) 48!8 = !{!9} 49!9 = !DILocalVariable(name: "1", scope: !6, file: !1, line: 1, type: !10) 50!10 = !DIBasicType(name: "ty32", size: 32, encoding: DW_ATE_unsigned) 51!11 = !DILocation(line: 1, column: 1, scope: !6) 52