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1;; This test checks whether DW_AT_rank attribute accepts constants.2;; constants are interally stored as DIExpression.3 4; RUN: llc %s -mtriple=x86_64 -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s5 6;; Test whether DW_AT_data_location is generated.7; CHECK-LABEL: DW_TAG_array_type8 9; CHECK: DW_AT_rank (DW_OP_push_object_address, DW_OP_plus_uconst 0x8, DW_OP_deref)10; CHECK: DW_TAG_generic_subrange11; CHECK: DW_AT_lower_bound (-20)12; CHECK: DW_AT_upper_bound (0)13; CHECK: DW_AT_byte_stride (4)14 15;; Test case is hand written with the help of below testcase16;;------------------------------17;;subroutine sub(arank)18;; real :: arank(..)19;; print *, RANK(arank)20;;end21;;------------------------------22 23; ModuleID = 'dwarfdump-subrange_const.ll'24source_filename = "dwarfdump-subrange_const.ll"25 26define void @sub_(ptr noalias %arank, ptr noalias %"arank$sd") !dbg !5 {27L.entry:28 call void @llvm.dbg.value(metadata ptr %arank, metadata !17, metadata !DIExpression()), !dbg !1829 call void @llvm.dbg.declare(metadata ptr %"arank$sd", metadata !19, metadata !DIExpression()), !dbg !1830 call void @llvm.dbg.declare(metadata ptr %"arank$sd", metadata !29, metadata !DIExpression()), !dbg !1831 ret void, !dbg !1832}33 34; Function Attrs: nounwind readnone speculatable willreturn35declare void @llvm.dbg.declare(metadata, metadata, metadata)36 37; Function Attrs: nounwind readnone speculatable willreturn38declare void @llvm.dbg.value(metadata, metadata, metadata)39 40!llvm.module.flags = !{!0, !1}41!llvm.dbg.cu = !{!2}42 43!0 = !{i32 2, !"Dwarf Version", i32 4}44!1 = !{i32 2, !"Debug Info Version", i32 3}45!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)46!3 = !DIFile(filename: "generic_subrange_const.f90", directory: "/dir")47!4 = !{}48!5 = distinct !DISubprogram(name: "sub", scope: !2, file: !3, line: 1, type: !6, scopeLine: 1, spFlags: DISPFlagDefinition, unit: !2)49!6 = !DISubroutineType(types: !7)50!7 = !{null, !8, !14}51!8 = !DICompositeType(tag: DW_TAG_array_type, baseType: !9, size: 32, align: 32, elements: !10)52!9 = !DIBasicType(name: "real", size: 32, align: 32, encoding: DW_ATE_float)53!10 = !{!11}54!11 = !DISubrange(lowerBound: 1, upperBound: !12)55!12 = distinct !DILocalVariable(scope: !5, file: !3, type: !13, flags: DIFlagArtificial)56!13 = !DIBasicType(name: "integer*8", size: 64, align: 64, encoding: DW_ATE_signed)57!14 = !DICompositeType(tag: DW_TAG_array_type, baseType: !13, size: 1024, align: 64, elements: !15)58!15 = !{!16}59!16 = !DISubrange(lowerBound: 1, upperBound: 16)60!17 = distinct !DILocalVariable(scope: !5, file: !3, type: !13, flags: DIFlagArtificial)61!18 = !DILocation(line: 0, scope: !5)62!19 = !DILocalVariable(name: "arank", arg: 1, scope: !5, file: !3, line: 1, type: !20)63!20 = !DICompositeType(tag: DW_TAG_array_type, baseType: !9, size: 32, align: 32, elements: !21, dataLocation: !17, rank: !DIExpression(DW_OP_push_object_address, DW_OP_plus_uconst, 8, DW_OP_deref))64!21 = !{!22}65!22 = !DIGenericSubrange(lowerBound: -20, upperBound: 0, stride: 4)66!29 = !DILocalVariable(arg: 2, scope: !5, file: !3, line: 1, type: !14, flags: DIFlagArtificial)67