1; RUN: llc -mtriple=x86_64 -dwarf-version=5 -filetype=obj -O0 < %s | llvm-dwarfdump - \ 2; RUN: | FileCheck %s --check-prefix=DW5 "--implicit-check-not={{DW_TAG|NULL}}" 3; RUN: llc -mtriple=x86_64 -dwarf-version=4 -filetype=obj -O0 < %s | llvm-dwarfdump - \ 4; RUN: | FileCheck %s --check-prefix=DW4 "--implicit-check-not={{DW_TAG|NULL}}" 5 6; DW5: .debug_info contents: 7; DW5: DW_TAG_compile_unit 8; DW5:[[SIG8:.*]]: DW_TAG_base_type 9; DW5-NEXT:DW_AT_name ("DW_ATE_signed_8") 10; DW5-NEXT:DW_AT_encoding (DW_ATE_signed) 11; DW5-NEXT:DW_AT_byte_size (0x01) 12; DW5-NOT: DW_AT 13; DW5:[[SIG32:.*]]: DW_TAG_base_type 14; DW5-NEXT:DW_AT_name ("DW_ATE_signed_32") 15; DW5-NEXT:DW_AT_encoding (DW_ATE_signed) 16; DW5-NEXT:DW_AT_byte_size (0x04) 17; DW5-NOT: DW_AT 18; DW5: DW_TAG_variable 19; DW5: DW_AT_name ("global") 20; DW5: DW_AT_location (DW_OP_addrx 0x0, DW_OP_deref, DW_OP_convert ([[SIG8]]) "DW_ATE_signed_8", DW_OP_convert ([[SIG32]]) "DW_ATE_signed_32", DW_OP_stack_value) 21; DW5: DW_TAG_base_type 22; DW5: DW_AT_name ("int") 23; DW5: NULL 24 25; DW4: .debug_info contents: 26; DW4: DW_TAG_compile_unit 27; DW4: DW_TAG_variable 28; DW4: DW_AT_name ("global") 29; DW4: DW_AT_location (DW_OP_addr 0x0, DW_OP_deref, DW_OP_dup, DW_OP_constu 0x7, DW_OP_shr, DW_OP_lit0, DW_OP_not, DW_OP_mul, DW_OP_constu 0x8, DW_OP_shl, DW_OP_or, DW_OP_stack_value) 30; DW4: DW_TAG_base_type 31; DW4: DW_AT_name ("int") 32; DW4: NULL 33 34@global = dso_local global i32 255, align 4, !dbg !0 35 36!llvm.dbg.cu = !{!2} 37!llvm.module.flags = !{!7, !8, !9} 38!llvm.ident = !{!10} 39 40!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression(DW_OP_deref, DW_OP_LLVM_convert, 8, DW_ATE_signed, DW_OP_LLVM_convert, 32, DW_ATE_signed, DW_OP_stack_value)) 41!1 = distinct !DIGlobalVariable(name: "global", scope: !2, file: !3, line: 1, type: !6, isLocal: false, isDefinition: true) 42!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 9.0.0 (trunk 353791) (llvm/trunk 353801)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, nameTableKind: None) 43!3 = !DIFile(filename: "dbg.c", directory: "/tmp", checksumkind: CSK_MD5, checksum: "7c731722dd7304ccb8e366ae80269b82") 44!4 = !{} 45!5 = !{!0} 46!6 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 47!7 = !{i32 2, !"Dwarf Version", i32 5} 48!8 = !{i32 2, !"Debug Info Version", i32 3} 49!9 = !{i32 1, !"wchar_size", i32 4} 50!10 = !{!"clang version 9.0.0 (trunk 353791) (llvm/trunk 353801)"} 51