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1; RUN: llc < %s -mtriple=nvptx64-nvidia-cuda | FileCheck %s2; RUN: %if ptxas %{ llc < %s -mtriple=nvptx64-nvidia-cuda | %ptxas-verify %}3 4; Produced at -O0 from:5; struct {6; char : 3;7; char a : 6;8; } __attribute__((__packed__)) b;9 10; Note that DWARF 2 counts bit offsets backwards from the high end of11; the storage unit to the high end of the bit field.12 13; CHECK: .section .debug_info14; CHECK: .b8 3 // Abbrev {{.*}} DW_TAG_structure_type15; CHECK: .b8 3 // DW_AT_decl_line16; CHECK-NEXT: .b8 1 // DW_AT_byte_size17; CHECK-NEXT: .b8 6 // DW_AT_bit_size18; Negative offset must be encoded as an unsigned integer.19; CHECK-NEXT: .b8 127 // DW_AT_bit_offset20; CHECK-NEXT: .b8 2 // DW_AT_data_member_location21 22%struct.anon = type { i16 }23 24@b = global %struct.anon zeroinitializer, align 1, !dbg !025 26!llvm.dbg.cu = !{!2}27!llvm.module.flags = !{!10, !11, !12, !13}28!llvm.ident = !{!14}29 30!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())31!1 = distinct !DIGlobalVariable(name: "b", scope: !2, file: !3, line: 4, type: !6, isLocal: false, isDefinition: true)32!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 11.0.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, nameTableKind: None, sysroot: "/")33!3 = !DIFile(filename: "repro.c", directory: "/tmp")34!4 = !{}35!5 = !{!0}36!6 = distinct !DICompositeType(tag: DW_TAG_structure_type, file: !3, line: 1, size: 16, elements: !7)37!7 = !{!8}38!8 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !6, file: !3, line: 3, baseType: !9, size: 6, offset: 3, flags: DIFlagBitField, extraData: i64 0)39!9 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)40!10 = !{i32 7, !"Dwarf Version", i32 2}41!11 = !{i32 2, !"Debug Info Version", i32 3}42!12 = !{i32 1, !"wchar_size", i32 4}43!13 = !{i32 7, !"PIC Level", i32 2}44!14 = !{!"clang version 11.0.0 "}45