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1; RUN: opt -S -march=x86 -passes='function(scalarizer)' %s | FileCheck %s2 3; Reproducer for pr279384; https://llvm.org/bugs/show_bug.cgi?id=279385 6define i16 @f1() !dbg !5 {7 ret i16 undef, !dbg !98}9 10define void @f2(i1 %arg) !dbg !10 {11bb1:12 %_tmp7 = tail call i16 @f1(), !dbg !1313; CHECK: call i16 @f1(), !dbg !1314 %broadcast.splatinsert5 = insertelement <4 x i16> undef, i16 %_tmp7, i32 015 %broadcast.splat6 = shufflevector <4 x i16> %broadcast.splatinsert5, <4 x i16> undef, <4 x i32> zeroinitializer16 br label %vector.body17 18vector.body:19 br i1 %arg, label %middle.block, label %vector.body20 21middle.block:22 ret void, !dbg !1523}24 25!llvm.dbg.cu = !{!0}26!llvm.module.flags = !{!3, !4}27 28!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1, isOptimized: true, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2, retainedTypes: !2)29!1 = !DIFile(filename: "dbgloc-bug.c", directory: ".")30!2 = !{}31!3 = !{i32 2, !"Dwarf Version", i32 4}32!4 = !{i32 2, !"Debug Info Version", i32 3}33!5 = distinct !DISubprogram(name: "f1", scope: !1, file: !1, line: 9, type: !6, isLocal: false, isDefinition: true, scopeLine: 10, isOptimized: true, unit: !0, retainedNodes: !2)34!6 = !DISubroutineType(types: !7)35!7 = !{!8}36!8 = !DIBasicType(name: "short", size: 16, align: 16, encoding: DW_ATE_signed)37!9 = !DILocation(line: 11, column: 5, scope: !5)38!10 = distinct !DISubprogram(name: "f2", scope: !1, file: !1, line: 14, type: !11, isLocal: false, isDefinition: true, scopeLine: 15, isOptimized: true, unit: !0, retainedNodes: !2)39!11 = !DISubroutineType(types: !12)40!12 = !{null}41!13 = !DILocation(line: 24, column: 9, scope: !14)42!14 = !DILexicalBlock(scope: !10, file: !1, line: 17, column: 5)43!15 = !DILocation(line: 28, column: 1, scope: !10)44