1; RUN: opt -S -march=x86 -scalarizer %s | FileCheck %s 2 3; Reproducer for pr27938 4; https://llvm.org/bugs/show_bug.cgi?id=27938 5 6define i16 @f1() !dbg !5 { 7 ret i16 undef, !dbg !9 8} 9 10define void @f2() !dbg !10 { 11bb1: 12 %_tmp7 = tail call i16 @f1(), !dbg !13 13; CHECK: call i16 @f1(), !dbg !13 14 %broadcast.splatinsert5 = insertelement <4 x i16> undef, i16 %_tmp7, i32 0 15 %broadcast.splat6 = shufflevector <4 x i16> %broadcast.splatinsert5, <4 x i16> undef, <4 x i32> zeroinitializer 16 br label %vector.body 17 18vector.body: 19 br i1 undef, label %middle.block, label %vector.body 20 21middle.block: 22 ret void, !dbg !15 23} 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, variables: !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, variables: !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