1;; This test checks whether DW_AT_data_location attribute 2;; accepts DIVariable 3; REQUIRES: x86_64-linux 4 5; RUN: llc -mtriple=x86_64-unknown-linux-gnu %s -filetype=obj -o %t.o 6; RUN: llvm-dwarfdump %t.o | FileCheck %s 7 8;; Test whether DW_AT_data_location is generated. 9; CHECK: [[LOCDIE:0x.+]]: DW_TAG_variable 10; CHECK: DW_AT_artificial (true) 11; CHECK: DW_TAG_variable 12; CHECK: DW_AT_name ("arr") 13; CHECK: DW_TAG_array_type 14; CHECK-NEXT: DW_AT_data_location ([[LOCDIE]]) 15 16;; Test case is hand written with the help of below testcase 17;;------------------------------ 18;;program main 19;;integer, allocatable :: arr(:) 20;;allocate(arr(2:20)) 21;;arr(2)=99 22;;print *, arr 23;;end program main 24;;------------------------------ 25 26; ModuleID = 'fortsubrange.ll' 27source_filename = "fortsubrange.ll" 28target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 29target triple = "x86_64-unknown-linux-gnu" 30 31define void @MAIN_() !dbg !5 { 32L.entry: 33 %.Z0640_333 = alloca ptr, align 8 34 %"arr$sd1_349" = alloca [16 x i64], align 8 35 call void @llvm.dbg.declare(metadata ptr %"arr$sd1_349", metadata !8, metadata !DIExpression()), !dbg !16 36 call void @llvm.dbg.declare(metadata ptr %.Z0640_333, metadata !14, metadata !DIExpression()), !dbg !16 37 ret void, !dbg !17 38} 39 40; Function Attrs: nounwind readnone speculatable willreturn 41declare void @llvm.dbg.declare(metadata, metadata, metadata) 42 43; Function Attrs: nounwind readnone speculatable willreturn 44declare void @llvm.dbg.value(metadata, metadata, metadata) 45 46!llvm.module.flags = !{!0, !1} 47!llvm.dbg.cu = !{!2} 48 49!0 = !{i32 2, !"Dwarf Version", i32 4} 50!1 = !{i32 2, !"Debug Info Version", i32 3} 51!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) 52!3 = !DIFile(filename: "fortsubrange.f90", directory: "/dir") 53!4 = !{} 54!5 = distinct !DISubprogram(name: "main", scope: !2, file: !3, line: 1, type: !6, scopeLine: 1, spFlags: DISPFlagDefinition | DISPFlagMainSubprogram, unit: !2) 55!6 = !DISubroutineType(cc: DW_CC_program, types: !7) 56!7 = !{null} 57!8 = !DILocalVariable(name: "arr", scope: !9, file: !3, type: !10) 58!9 = !DILexicalBlock(scope: !5, file: !3, line: 1, column: 1) 59!10 = !DICompositeType(tag: DW_TAG_array_type, baseType: !11, size: 32, align: 32, elements: !12, dataLocation: !14) 60!11 = !DIBasicType(name: "integer", size: 32, align: 32, encoding: DW_ATE_signed) 61!12 = !{!13} 62!13 = !DISubrange(count: 19, lowerBound: 2) 63!14 = distinct !DILocalVariable(scope: !9, file: !3, type: !15, flags: DIFlagArtificial) 64!15 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !11, size: 32, align: 32) 65!16 = !DILocation(line: 0, scope: !9) 66!17 = !DILocation(line: 6, column: 1, scope: !9) 67