; RUN: llc < %s -O2 -mtriple=aarch64-none-linux-gnu ; Bug 20598 define void @test() #0 !dbg !4 { entry: br label %for.body, !dbg !39 for.body: ; preds = %for.body, %entry %arrayidx5 = getelementptr inbounds i32, i32* null, i64 1, !dbg !43 %0 = load i32, i32* null, align 4, !dbg !45, !tbaa !46 %s1 = sub nsw i32 0, %0, !dbg !50 %n1 = sext i32 %s1 to i64, !dbg !50 %arrayidx21 = getelementptr inbounds i32, i32* null, i64 3, !dbg !51 %add53 = add nsw i64 %n1, 0, !dbg !52 %add55 = add nsw i64 %n1, 0, !dbg !53 %mul63 = mul nsw i64 %add53, -20995, !dbg !54 tail call void @llvm.dbg.value(metadata i64 %mul63, i64 0, metadata !30, metadata !DIExpression()), !dbg !55 %mul65 = mul nsw i64 %add55, -3196, !dbg !56 %add67 = add nsw i64 0, %mul65, !dbg !57 %add80 = add i64 0, 1024, !dbg !58 %add81 = add i64 %add80, %mul63, !dbg !58 %add82 = add i64 %add81, 0, !dbg !58 %shr83351 = lshr i64 %add82, 11, !dbg !58 %conv84 = trunc i64 %shr83351 to i32, !dbg !58 store i32 %conv84, i32* %arrayidx21, align 4, !dbg !58, !tbaa !46 %add86 = add i64 0, 1024, !dbg !59 %add87 = add i64 %add86, 0, !dbg !59 %add88 = add i64 %add87, %add67, !dbg !59 %shr89352 = lshr i64 %add88, 11, !dbg !59 %n2 = trunc i64 %shr89352 to i32, !dbg !59 store i32 %n2, i32* %arrayidx5, align 4, !dbg !59, !tbaa !46 br label %for.body, !dbg !39 } ; Function Attrs: nounwind readnone declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1 attributes #0 = { nounwind "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #1 = { nounwind readnone } !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!36, !37} !llvm.ident = !{!38} !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.6.0 ", isOptimized: true, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) !1 = !DIFile(filename: "test.c", directory: "") !2 = !{} !4 = distinct !DISubprogram(name: "", line: 140, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 141, file: !1, scope: !1, type: !6, retainedNodes: !12) !6 = !DISubroutineType(types: !7) !7 = !{null, !8} !8 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !9) !9 = !DIDerivedType(tag: DW_TAG_typedef, line: 30, file: !1, baseType: !11) !11 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) !12 = !{!13, !14, !18, !19, !20, !21, !22, !23, !24, !25, !26, !27, !28, !29, !30, !31, !32, !33, !34, !35} !13 = !DILocalVariable(name: "", line: 140, arg: 1, scope: !4, file: !1, type: !8) !14 = !DILocalVariable(name: "", line: 142, scope: !4, file: !1, type: !15) !15 = !DIDerivedType(tag: DW_TAG_typedef, line: 183, file: !1, baseType: !17) !17 = !DIBasicType(tag: DW_TAG_base_type, size: 64, align: 64, encoding: DW_ATE_signed) !18 = !DILocalVariable(name: "", line: 142, scope: !4, file: !1, type: !15) !19 = !DILocalVariable(name: "", line: 142, scope: !4, file: !1, type: !15) !20 = !DILocalVariable(name: "", line: 142, scope: !4, file: !1, type: !15) !21 = !DILocalVariable(name: "", line: 142, scope: !4, file: !1, type: !15) !22 = !DILocalVariable(name: "", line: 142, scope: !4, file: !1, type: !15) !23 = !DILocalVariable(name: "", line: 142, scope: !4, file: !1, type: !15) !24 = !DILocalVariable(name: "", line: 142, scope: !4, file: !1, type: !15) !25 = !DILocalVariable(name: "", line: 143, scope: !4, file: !1, type: !15) !26 = !DILocalVariable(name: "", line: 143, scope: !4, file: !1, type: !15) !27 = !DILocalVariable(name: "", line: 143, scope: !4, file: !1, type: !15) !28 = !DILocalVariable(name: "", line: 143, scope: !4, file: !1, type: !15) !29 = !DILocalVariable(name: "", line: 144, scope: !4, file: !1, type: !15) !30 = !DILocalVariable(name: "", line: 144, scope: !4, file: !1, type: !15) !31 = !DILocalVariable(name: "", line: 144, scope: !4, file: !1, type: !15) !32 = !DILocalVariable(name: "", line: 144, scope: !4, file: !1, type: !15) !33 = !DILocalVariable(name: "", line: 144, scope: !4, file: !1, type: !15) !34 = !DILocalVariable(name: "", line: 145, scope: !4, file: !1, type: !8) !35 = !DILocalVariable(name: "", line: 146, scope: !4, file: !1, type: !11) !36 = !{i32 2, !"Dwarf Version", i32 4} !37 = !{i32 2, !"Debug Info Version", i32 3} !38 = !{!"clang version 3.6.0 "} !39 = !DILocation(line: 154, column: 8, scope: !40) !40 = distinct !DILexicalBlock(line: 154, column: 8, file: !1, scope: !41) !41 = distinct !DILexicalBlock(line: 154, column: 8, file: !1, scope: !42) !42 = distinct !DILexicalBlock(line: 154, column: 3, file: !1, scope: !4) !43 = !DILocation(line: 157, column: 5, scope: !44) !44 = distinct !DILexicalBlock(line: 154, column: 42, file: !1, scope: !42) !45 = !DILocation(line: 159, column: 5, scope: !44) !46 = !{!47, !47, i64 0} !47 = !{!"int", !48, i64 0} !48 = !{!"omnipotent char", !49, i64 0} !49 = !{!"Simple C/C++ TBAA"} !50 = !DILocation(line: 160, column: 5, scope: !44) !51 = !DILocation(line: 161, column: 5, scope: !44) !52 = !DILocation(line: 188, column: 5, scope: !44) !53 = !DILocation(line: 190, column: 5, scope: !44) !54 = !DILocation(line: 198, column: 5, scope: !44) !55 = !DILocation(line: 144, column: 13, scope: !4) !56 = !DILocation(line: 200, column: 5, scope: !44) !57 = !DILocation(line: 203, column: 5, scope: !44) !58 = !DILocation(line: 207, column: 5, scope: !44) !59 = !DILocation(line: 208, column: 5, scope: !44)