1; RUN: llc -mtriple=x86_64-apple-macosx < %s -verify-machineinstrs | FileCheck %s 2; 3; PR16143: MachineOperand::setIsKill(bool): Assertion 4; 5; verify-machineinstrs should ensure that DEBUG_VALUEs go before the 6; terminator. 7; 8; CHECK-LABEL: test: 9; CHECK: ##DEBUG_VALUE: i 10%a = type { i32, i32 } 11 12define hidden fastcc %a* @test() #1 { 13entry: 14 %0 = icmp eq %a* undef, null, !dbg !1 15 br i1 %0, label %"14", label %return, !dbg !1 16 17"14": ; preds = %"8" 18 br i1 undef, label %"25", label %"21", !dbg !1 19 20"21": ; preds = %"14" 21 br i1 undef, label %may_unswitch_on.exit, label %"6.i", !dbg !1 22 23"6.i": ; preds = %"21" 24 br i1 undef, label %"10.i", label %may_unswitch_on.exit, !dbg !1 25 26"10.i": ; preds = %"6.i" 27 br i1 undef, label %may_unswitch_on.exit, label %"12.i", !dbg !1 28 29"12.i": ; preds = %"10.i" 30 br i1 undef, label %"4.i.i", label %"3.i.i", !dbg !1 31 32"3.i.i": ; preds = %"12.i" 33 br i1 undef, label %"4.i.i", label %VEC_edge_base_index.exit.i, !dbg !1 34 35"4.i.i": ; preds = %"3.i.i", %"12.i" 36 unreachable, !dbg !1 37 38VEC_edge_base_index.exit.i: ; preds = %"3.i.i" 39 br i1 undef, label %may_unswitch_on.exit, label %"16.i", !dbg !1 40 41"16.i": ; preds = %VEC_edge_base_index.exit.i 42 br i1 undef, label %"4.i6.i", label %"3.i5.i", !dbg !1 43 44"3.i5.i": ; preds = %"16.i" 45 br i1 undef, label %VEC_edge_base_index.exit7.i, label %"4.i6.i", !dbg !1 46 47"4.i6.i": ; preds = %"3.i5.i", %"16.i" 48 unreachable, !dbg !1 49 50VEC_edge_base_index.exit7.i: ; preds = %"3.i5.i" 51 br i1 undef, label %may_unswitch_on.exit, label %"21.i", !dbg !1 52 53"21.i": ; preds = %VEC_edge_base_index.exit7.i 54 br i1 undef, label %may_unswitch_on.exit, label %"23.i", !dbg !1 55 56"23.i": ; preds = %"21.i" 57 br i1 undef, label %may_unswitch_on.exit, label %"26.i", !dbg !1 58 59"26.i": ; preds = %"34.i", %"23.i" 60 %1 = icmp eq i32 undef, 9, !dbg !1 61 br i1 %1, label %"34.i", label %"28.i", !dbg !1 62 63"28.i": ; preds = %"26.i" 64 unreachable 65 66"34.i": ; preds = %"26.i" 67 br i1 undef, label %"26.i", label %"36.i", !dbg !1 68 69"36.i": ; preds = %"34.i" 70 br i1 undef, label %"37.i", label %"38.i", !dbg !1 71 72"37.i": ; preds = %"36.i" 73 br label %"38.i", !dbg !1 74 75"38.i": ; preds = %"37.i", %"36.i" 76 br i1 undef, label %"39.i", label %"45.i", !dbg !1 77 78"39.i": ; preds = %"38.i" 79 br i1 undef, label %"41.i", label %may_unswitch_on.exit, !dbg !1 80 81"41.i": ; preds = %"39.i" 82 br i1 undef, label %may_unswitch_on.exit, label %"42.i", !dbg !1 83 84"42.i": ; preds = %"41.i" 85 br i1 undef, label %may_unswitch_on.exit, label %"44.i", !dbg !1 86 87"44.i": ; preds = %"42.i" 88 %2 = load %a** undef, align 8, !dbg !1 89 %3 = bitcast %a* %2 to %a*, !dbg !1 90 call void @llvm.dbg.value(metadata !{%a* %3}, i64 0, metadata !6), !dbg !12 91 br label %may_unswitch_on.exit, !dbg !1 92 93"45.i": ; preds = %"38.i" 94 unreachable 95 96may_unswitch_on.exit: ; preds = %"44.i", %"42.i", %"41.i", %"39.i", %"23.i", %"21.i", %VEC_edge_base_index.exit7.i, %VEC_edge_base_index.exit.i, %"10.i", %"6.i", %"21" 97 %4 = phi %a* [ %3, %"44.i" ], [ null, %"6.i" ], [ null, %"10.i" ], [ null, %VEC_edge_base_index.exit7.i ], [ null, %VEC_edge_base_index.exit.i ], [ null, %"21.i" ], [ null, %"23.i" ], [ null, %"39.i" ], [ null, %"42.i" ], [ null, %"41.i" ], [ null, %"21" ] 98 br label %return 99 100"25": ; preds = %"14" 101 unreachable 102 103"return": 104 %result = phi %a* [ null, %entry ], [ %4, %may_unswitch_on.exit ] 105 ret %a* %result, !dbg !1 106} 107 108attributes #0 = { nounwind readnone } 109attributes #1 = { nounwind uwtable } 110 111declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone 112 113!llvm.dbg.cu = !{!0} 114 115!0 = metadata !{i32 786449, metadata !20, i32 12, metadata !"Apple clang version", i1 true, metadata !"", i32 0, metadata !21, metadata !21, metadata !18, null, null, null} ; [ DW_TAG_compile_unit ] 116!1 = metadata !{i32 786478, metadata !20, metadata !2, metadata !"foo", metadata !"", metadata !"", i32 2, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, %a* ()* @test, null, null, metadata !19, i32 0} ; [ DW_TAG_subprogram ] [line 2] [def] [scope 0] [foo] 117!2 = metadata !{i32 786473, metadata !20} ; [ DW_TAG_file_type ] 118!3 = metadata !{i32 786453, metadata !20, metadata !2, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, null, metadata !4, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 119!4 = metadata !{metadata !5} 120!5 = metadata !{i32 786468, null, metadata !0, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] 121!6 = metadata !{i32 786689, metadata !1, metadata !"i", metadata !2, i32 16777218, metadata !5, i32 0, null} ; [ DW_TAG_arg_variable ] 122!7 = metadata !{i32 786689, metadata !1, metadata !"c", metadata !2, i32 33554434, metadata !8, i32 0, null} ; [ DW_TAG_arg_variable ] 123!8 = metadata !{i32 786447, null, metadata !0, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !9} ; [ DW_TAG_pointer_type ] 124!9 = metadata !{i32 786468, null, metadata !0, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ] 125!10 = metadata !{i32 786688, metadata !11, metadata !"a", metadata !2, i32 3, metadata !9, i32 0, null} ; [ DW_TAG_auto_variable ] 126!11 = metadata !{i32 786443, metadata !20, metadata !1, i32 2, i32 25, i32 0} ; [ DW_TAG_lexical_block ] 127!12 = metadata !{i32 2, i32 13, metadata !1, null} 128!18 = metadata !{metadata !1} 129!19 = metadata !{metadata !6, metadata !7, metadata !10} 130!20 = metadata !{metadata !"a.c", metadata !"/private/tmp"} 131!21 = metadata !{i32 0} 132