; RUN: llc -mtriple=x86_64-apple-macosx < %s -verify-machineinstrs | FileCheck %s ; ; PR16143: MachineOperand::setIsKill(bool): Assertion ; ; verify-machineinstrs should ensure that DEBUG_VALUEs go before the ; terminator. ; ; CHECK-LABEL: test: ; CHECK: ##DEBUG_VALUE: foo:i %a = type { i32, i32 } define hidden fastcc %a* @test() #1 { entry: %0 = icmp eq %a* undef, null, !dbg !12 br i1 %0, label %"14", label %return, !dbg !12 "14": ; preds = %"8" br i1 undef, label %"25", label %"21", !dbg !12 "21": ; preds = %"14" br i1 undef, label %may_unswitch_on.exit, label %"6.i", !dbg !12 "6.i": ; preds = %"21" br i1 undef, label %"10.i", label %may_unswitch_on.exit, !dbg !12 "10.i": ; preds = %"6.i" br i1 undef, label %may_unswitch_on.exit, label %"12.i", !dbg !12 "12.i": ; preds = %"10.i" br i1 undef, label %"4.i.i", label %"3.i.i", !dbg !12 "3.i.i": ; preds = %"12.i" br i1 undef, label %"4.i.i", label %VEC_edge_base_index.exit.i, !dbg !12 "4.i.i": ; preds = %"3.i.i", %"12.i" unreachable, !dbg !12 VEC_edge_base_index.exit.i: ; preds = %"3.i.i" br i1 undef, label %may_unswitch_on.exit, label %"16.i", !dbg !12 "16.i": ; preds = %VEC_edge_base_index.exit.i br i1 undef, label %"4.i6.i", label %"3.i5.i", !dbg !12 "3.i5.i": ; preds = %"16.i" br i1 undef, label %VEC_edge_base_index.exit7.i, label %"4.i6.i", !dbg !12 "4.i6.i": ; preds = %"3.i5.i", %"16.i" unreachable, !dbg !12 VEC_edge_base_index.exit7.i: ; preds = %"3.i5.i" br i1 undef, label %may_unswitch_on.exit, label %"21.i", !dbg !12 "21.i": ; preds = %VEC_edge_base_index.exit7.i br i1 undef, label %may_unswitch_on.exit, label %"23.i", !dbg !12 "23.i": ; preds = %"21.i" br i1 undef, label %may_unswitch_on.exit, label %"26.i", !dbg !12 "26.i": ; preds = %"34.i", %"23.i" %1 = icmp eq i32 undef, 9, !dbg !12 br i1 %1, label %"34.i", label %"28.i", !dbg !12 "28.i": ; preds = %"26.i" unreachable "34.i": ; preds = %"26.i" br i1 undef, label %"26.i", label %"36.i", !dbg !12 "36.i": ; preds = %"34.i" br i1 undef, label %"37.i", label %"38.i", !dbg !12 "37.i": ; preds = %"36.i" br label %"38.i", !dbg !12 "38.i": ; preds = %"37.i", %"36.i" br i1 undef, label %"39.i", label %"45.i", !dbg !12 "39.i": ; preds = %"38.i" br i1 undef, label %"41.i", label %may_unswitch_on.exit, !dbg !12 "41.i": ; preds = %"39.i" br i1 undef, label %may_unswitch_on.exit, label %"42.i", !dbg !12 "42.i": ; preds = %"41.i" br i1 undef, label %may_unswitch_on.exit, label %"44.i", !dbg !12 "44.i": ; preds = %"42.i" %2 = load %a*, %a** undef, align 8, !dbg !12 %3 = bitcast %a* %2 to %a*, !dbg !12 call void @llvm.dbg.value(metadata %a* %3, i64 0, metadata !6, metadata !MDExpression()), !dbg !12 br label %may_unswitch_on.exit, !dbg !12 "45.i": ; preds = %"38.i" unreachable may_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" %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" ] br label %return "25": ; preds = %"14" unreachable "return": %result = phi %a* [ null, %entry ], [ %4, %may_unswitch_on.exit ] ret %a* %result, !dbg !12 } attributes #0 = { nounwind readnone } attributes #1 = { nounwind uwtable } declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!22} !0 = !MDCompileUnit(language: DW_LANG_C99, producer: "Apple clang version", isOptimized: true, emissionKind: 1, file: !20, enums: !21, retainedTypes: !21, subprograms: !18, imports: null) !1 = !MDSubprogram(name: "foo", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, file: !20, scope: !2, type: !3, function: %a* ()* @test, variables: !19) !2 = !MDFile(filename: "a.c", directory: "/private/tmp") !3 = !MDSubroutineType(types: !4) !4 = !{!5} !5 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) !6 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "i", line: 2, arg: 1, scope: !1, file: !2, type: !5) !7 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "c", line: 2, arg: 2, scope: !1, file: !2, type: !8) !8 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, scope: !0, baseType: !9) !9 = !MDBasicType(tag: DW_TAG_base_type, name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char) !10 = !MDLocalVariable(tag: DW_TAG_auto_variable, name: "a", line: 3, scope: !11, file: !2, type: !9) !11 = distinct !MDLexicalBlock(line: 2, column: 25, file: !20, scope: !1) !12 = !MDLocation(line: 2, column: 13, scope: !1) !18 = !{!1} !19 = !{!6, !7, !10} !20 = !MDFile(filename: "a.c", directory: "/private/tmp") !21 = !{i32 0} !22 = !{i32 1, !"Debug Info Version", i32 3}