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1 2; RUN: llc < %s -filetype=obj -mtriple=x86_64-apple-darwin | llvm-dwarfdump -v - | FileCheck %s3 4; Test that a nodebug function (a function not appearing in the debug info IR5; metadata subprogram list) with DebugLocs on its IR doesn't cause crashes/does6; the right thing.7 8; Build with clang from the following:9; extern int i;10; inline __attribute__((always_inline)) void f1() {11; i = 3;12; }13;14; __attribute__((nodebug)) void f2() {15; f1();16; }17 18; Check that there's no DW_TAG_subprogram, not even for the 'f2' function.19; CHECK: .debug_info contents:20; CHECK: DW_TAG_compile_unit21; CHECK-NOT: DW_TAG_subprogram22 23; Expect no line table entry since there are no functions and file references in this compile unit24; CHECK: .debug_line contents:25; CHECK: Line table prologue:26; CHECK: total_length: 0x0000001a27; CHECK-NOT: file_names[28 29@i = external global i3230 31; Function Attrs: uwtable32define void @_Z2f2v() #0 {33entry:34 store i32 3, ptr @i, align 4, !dbg !1135 ret void36}37 38attributes #0 = { uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "use-soft-float"="false" }39 40!llvm.dbg.cu = !{!0}41!llvm.module.flags = !{!8, !9}42!llvm.ident = !{!10}43 44!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !12, globals: !2, imports: !2)45!1 = !DIFile(filename: "nodebug.cpp", directory: "/tmp/dbginfo")46!2 = !{}47!4 = distinct !DISubprogram(name: "f1", linkageName: "_Z2f1v", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 2, file: !1, scope: !5, type: !6, retainedNodes: !2)48!5 = !DIFile(filename: "nodebug.cpp", directory: "/tmp/dbginfo")49!6 = !DISubroutineType(types: !7)50!7 = !{null}51!8 = !{i32 2, !"Dwarf Version", i32 4}52!9 = !{i32 2, !"Debug Info Version", i32 3}53!10 = !{!"clang version 3.5.0 "}54!11 = !DILocation(line: 3, scope: !4)55!12 = !{!13}56!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)57