1;; This test checks DISubrange bounds for DIVariable 2; REQUIRES: x86_64-linux 3 4; RUN: llc -mtriple=x86_64-unknown-linux-gnu %s -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s 5 6;; Test whether bounds are generated correctly. 7; CHECK: [[DIE1:0x.+]]: DW_TAG_variable 8; CHECK: DW_AT_location 9; CHECK-SAME: DW_OP_plus_uconst 0x70, DW_OP_deref, DW_OP_lit4, DW_OP_mul 10; CHECK: [[DIE2:0x.+]]: DW_TAG_variable 11; CHECK: DW_AT_location 12; CHECK-SAME: DW_OP_plus_uconst 0x78 13; CHECK: [[DIE3:0x.+]]: DW_TAG_variable 14; CHECK: DW_AT_location 15; CHECK-SAME: DW_OP_plus_uconst 0x50 16; CHECK: DW_TAG_subrange_type 17; CHECK: DW_AT_lower_bound ([[DIE3]]) 18; CHECK-NEXT: DW_AT_upper_bound ([[DIE2]]) 19; CHECK-NEXT: DW_AT_byte_stride ([[DIE1]]) 20 21 22; ModuleID = 'fortsubrange.ll' 23source_filename = "fortsubrange.ll" 24 25define void @MAIN_() !dbg !5 { 26L.entry: 27 %.Z0640_333 = alloca ptr, align 8 28 %"arr$sd1_349" = alloca [16 x i64], align 8 29 call void @llvm.dbg.declare(metadata ptr %.Z0640_333, metadata !8, metadata !DIExpression(DW_OP_deref)), !dbg !17 30 call void @llvm.dbg.declare(metadata ptr %"arr$sd1_349", metadata !13, metadata !DIExpression(DW_OP_plus_uconst, 80)), !dbg !17 31 call void @llvm.dbg.value(metadata ptr %"arr$sd1_349", metadata !16, metadata !DIExpression(DW_OP_plus_uconst, 112, DW_OP_deref, DW_OP_constu, 4, DW_OP_mul)), !dbg !17 32 call void @llvm.dbg.declare(metadata ptr %"arr$sd1_349", metadata !15, metadata !DIExpression(DW_OP_plus_uconst, 120)), !dbg !17 33 ret void, !dbg !18 34} 35 36; Function Attrs: nounwind readnone speculatable willreturn 37declare void @llvm.dbg.declare(metadata, metadata, metadata) 38 39; Function Attrs: nounwind readnone speculatable willreturn 40declare void @llvm.dbg.value(metadata, metadata, metadata) 41 42!llvm.module.flags = !{!0, !1} 43!llvm.dbg.cu = !{!2} 44 45!0 = !{i32 2, !"Dwarf Version", i32 4} 46!1 = !{i32 2, !"Debug Info Version", i32 3} 47!2 = distinct !DICompileUnit(language: DW_LANG_Fortran90, file: !3, producer: " F90 Flang - 1.5 2017-05-01", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !4, globals: !4, imports: !4) 48!3 = !DIFile(filename: "fortsubrange.f90", directory: "/dir") 49!4 = !{} 50!5 = distinct !DISubprogram(name: "main", scope: !2, file: !3, line: 1, type: !6, scopeLine: 1, spFlags: DISPFlagDefinition | DISPFlagMainSubprogram, unit: !2) 51!6 = !DISubroutineType(cc: DW_CC_program, types: !7) 52!7 = !{null} 53!8 = !DILocalVariable(name: "arr", scope: !5, file: !3, type: !9) 54!9 = !DICompositeType(tag: DW_TAG_array_type, baseType: !10, size: 32, align: 32, elements: !11) 55!10 = !DIBasicType(name: "integer", size: 32, align: 32, encoding: DW_ATE_signed) 56!11 = !{!12} 57!12 = !DISubrange(lowerBound: !13, upperBound: !15, stride: !16) 58!13 = distinct !DILocalVariable(scope: !5, file: !3, type: !14, flags: DIFlagArtificial) 59!14 = !DIBasicType(name: "integer*8", size: 64, align: 64, encoding: DW_ATE_signed) 60!15 = distinct !DILocalVariable(scope: !5, file: !3, type: !14, flags: DIFlagArtificial) 61!16 = distinct !DILocalVariable(scope: !5, file: !3, type: !14, flags: DIFlagArtificial) 62!17 = !DILocation(line: 0, scope: !5) 63!18 = !DILocation(line: 6, column: 1, scope: !5) 64