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1; RUN: opt -mtriple=x86_64-- %s -S -passes=instcombine -o - | FileCheck %s2; Verify that demanded bits optimisations don't affect debuginfo3; variable values.4; Bugzilla #443715 6@a = common dso_local local_unnamed_addr global i32 0, align 47 8define dso_local i32 @p() local_unnamed_addr !dbg !11 {9entry:10 %conv = load i32, ptr @a, align 4, !dbg !1411 %0 = and i32 %conv, 65535, !dbg !1412 ; CHECK: !DIExpression(DW_OP_constu, 65535, DW_OP_and, DW_OP_stack_value),13 call void @llvm.dbg.value(metadata i32 %0, metadata !15, metadata !DIExpression()), !dbg !1414 %1 = lshr i32 %0, 12, !dbg !1415 %2 = and i32 %1, 8, !dbg !1416 %3 = xor i32 %2, 8, !dbg !1417 ret i32 0, !dbg !1418}19 20declare void @llvm.dbg.value(metadata, metadata, metadata)21 22!llvm.dbg.cu = !{!0}23!llvm.module.flags = !{!8, !9}24!llvm.ident = !{!10}25 26!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3, globals: !2, splitDebugInlining: false, nameTableKind: None)27!1 = !DIFile(filename: "instcomnine.ll", directory: "/temp/bz44371")28!2 = !{}29!3 = !{!7}30!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)31!8 = !{i32 7, !"Dwarf Version", i32 4}32!9 = !{i32 2, !"Debug Info Version", i32 3}33!10 = !{!""}34!11 = distinct !DISubprogram(name: "p", scope: !1, file: !1, line: 6, type: !12, scopeLine: 6, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0)35!12 = !DISubroutineType(types: !13)36!13 = !{!7}37!14 = !DILocation(line: 4, column: 35, scope: !11)38!15 = !DILocalVariable(name: "p_28", arg: 1, scope: !11, file: !1, line: 16, type: !7)39