1; RUN: llc -filetype=obj < %s | llvm-dwarfdump -debug-info - | FileCheck %s 2 3; Generated by clang -S -c -std=c++11 --emit-llvm -g from the following C11 source: 4; _Noreturn void f() { 5; throw 1; 6; } 7 8; CHECK: DW_TAG_subprogram 9; CHECK-NOT: DW_TAG 10; CHECK: DW_AT_name{{.*}}"f" 11; CHECK-NOT: DW_TAG 12; CHECK: DW_AT_noreturn 13 14; ModuleID = './test.c' 15source_filename = "./test.c" 16target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 17target triple = "x86_64-unknown-linux-gnu" 18 19; Function Attrs: noreturn 20define void @f() #0 !dbg !6 { 21entry: 22 call void @exit(i32 0) #2, !dbg !10 23 unreachable, !dbg !10 24 25return: ; No predecessors! 26 ret void, !dbg !11 27} 28 29; Function Attrs: noreturn 30declare void @exit(i32) #1 31 32attributes #0 = { noreturn } 33 34!llvm.dbg.cu = !{!0} 35!llvm.module.flags = !{!3, !4} 36!llvm.ident = !{!5} 37 38!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) 39!1 = !DIFile(filename: "test.c", directory: "/home/del/test") 40!2 = !{} 41!3 = !{i32 2, !"Dwarf Version", i32 4} 42!4 = !{i32 2, !"Debug Info Version", i32 3} 43!5 = !{!"clang version 4.0.0"} 44!6 = distinct !DISubprogram(name: "f", scope: !7, file: !7, line: 3, type: !8, isLocal: false, isDefinition: true, scopeLine: 4, flags: DIFlagNoReturn, isOptimized: false, unit: !0, retainedNodes: !2) 45!7 = !DIFile(filename: "./test.c", directory: "/home/del/test") 46!8 = !DISubroutineType(types: !9) 47!9 = !{null} 48!10 = !DILocation(line: 5, column: 3, scope: !6) 49!11 = !DILocation(line: 6, column: 1, scope: !6) 50