1; RUN: llc -filetype=obj < %s | llvm-dwarfdump -debug-info - | FileCheck %s 2 3; Generated by clang++ -S -c --emit-llvm -g from the following ObjC source: 4; #include <stdlib.h> 5; __attribute__ ((noreturn)) void f() 6; { 7; exit(0); 8; } 9 10; CHECK: DW_TAG_subprogram 11; CHECK-NOT: DW_TAG 12; CHECK: DW_AT_name{{.*}}"f" 13; CHECK-NOT: DW_TAG 14; CHECK: DW_AT_noreturn 15 16; ModuleID = './test.m' 17source_filename = "./test.m" 18target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 19target triple = "x86_64-unknown-linux-gnu" 20 21; Function Attrs: noreturn 22define void @f() #0 !dbg !6 { 23entry: 24 call void @exit(i32 0) #2, !dbg !10 25 unreachable, !dbg !10 26 27return: ; No predecessors! 28 ret void, !dbg !11 29} 30 31; Function Attrs: noreturn 32declare void @exit(i32) #1 33 34attributes #0 = { noreturn } 35 36!llvm.dbg.cu = !{!0} 37!llvm.module.flags = !{!3, !4} 38!llvm.ident = !{!5} 39 40!0 = distinct !DICompileUnit(language: DW_LANG_ObjC, file: !1, producer: "clang version 4.0.0", isOptimized: false, runtimeVersion: 1, emissionKind: FullDebug, enums: !2) 41!1 = !DIFile(filename: "test.m", directory: "/home/del/test/noreturn/objc") 42!2 = !{} 43!3 = !{i32 2, !"Dwarf Version", i32 4} 44!4 = !{i32 2, !"Debug Info Version", i32 3} 45!5 = !{!"clang version 4.0.0"} 46!6 = distinct !DISubprogram(name: "f", scope: !7, file: !7, line: 2, type: !8, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagNoReturn, isOptimized: false, unit: !0, retainedNodes: !2) 47!7 = !DIFile(filename: "./test.m", directory: "/home/del/test/noreturn/objc") 48!8 = !DISubroutineType(types: !9) 49!9 = !{null} 50!10 = !DILocation(line: 4, column: 3, scope: !6) 51!11 = !DILocation(line: 5, column: 1, scope: !6) 52