1; RUN: opt < %s -add-discriminators -S | FileCheck %s 2; 3; Generated at -O3 from: 4; g();f(){for(;;){g();}}g(){__builtin___memset_chk(0,0,0,__builtin_object_size(1,0));} 5; The fact that everything is on one line is significant! 6; 7; This test ensures that inline info isn't dropped even if the call site and the 8; inlined function are defined on the same line. 9source_filename = "t.c" 10target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" 11target triple = "arm64-apple-ios" 12 13; Function Attrs: noreturn nounwind ssp 14define i32 @f() local_unnamed_addr #0 !dbg !7 { 15entry: 16 %0 = tail call i64 @llvm.objectsize.i64.p0i8(i8* inttoptr (i64 1 to i8*), i1 false) #2, !dbg !11 17 br label %for.cond, !dbg !18 18 19for.cond: ; preds = %for.cond, %entry 20 ; CHECK: %call.i 21 %call.i = tail call i8* @__memset_chk(i8* null, i32 0, i64 0, i64 %0) #2, !dbg !19 22 ; CHECK: br label %for.cond, !dbg ![[BR:[0-9]+]] 23 br label %for.cond, !dbg !20, !llvm.loop !21 24} 25 26; Function Attrs: nounwind ssp 27define i32 @g() local_unnamed_addr #1 !dbg !12 { 28entry: 29 %0 = tail call i64 @llvm.objectsize.i64.p0i8(i8* inttoptr (i64 1 to i8*), i1 false), !dbg !22 30 %call = tail call i8* @__memset_chk(i8* null, i32 0, i64 0, i64 %0) #2, !dbg !23 31 ret i32 undef, !dbg !24 32} 33 34; Function Attrs: nounwind 35declare i8* @__memset_chk(i8*, i32, i64, i64) local_unnamed_addr #2 36 37; Function Attrs: nounwind readnone 38declare i64 @llvm.objectsize.i64.p0i8(i8*, i1) #3 39 40attributes #0 = { noreturn nounwind ssp } 41attributes #1 = { nounwind ssp } 42attributes #2 = { nounwind } 43attributes #3 = { nounwind readnone } 44 45!llvm.dbg.cu = !{!0} 46!llvm.module.flags = !{!3, !4, !5} 47!llvm.ident = !{!6} 48 49!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "LLVM version 4.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) 50!1 = !DIFile(filename: "t.c", directory: "/") 51!2 = !{} 52!3 = !{i32 2, !"Dwarf Version", i32 4} 53!4 = !{i32 2, !"Debug Info Version", i32 3} 54!5 = !{i32 1, !"PIC Level", i32 2} 55!6 = !{!"LLVM version 4.0.0"} 56; CHECK: ![[F:.*]] = distinct !DISubprogram(name: "f", 57!7 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: true, unit: !0, retainedNodes: !2) 58!8 = !DISubroutineType(types: !9) 59!9 = !{!10} 60!10 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 61!11 = !DILocation(line: 1, column: 56, scope: !12, inlinedAt: !13) 62!12 = distinct !DISubprogram(name: "g", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: true, unit: !0, retainedNodes: !2) 63!13 = distinct !DILocation(line: 1, column: 17, scope: !14) 64; CHECK: ![[BF:.*]] = !DILexicalBlockFile(scope: ![[LB1:[0-9]+]], 65; CHECK-SAME: discriminator: 2) 66!14 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 2) 67; CHECK: ![[LB1]] = distinct !DILexicalBlock(scope: ![[LB2:[0-9]+]], 68; CHECK-SAME: line: 1, column: 16) 69!15 = distinct !DILexicalBlock(scope: !16, file: !1, line: 1, column: 16) 70; CHECK: ![[LB2]] = distinct !DILexicalBlock(scope: ![[LB3:[0-9]+]], 71; CHECK-SAME: line: 1, column: 9) 72!16 = distinct !DILexicalBlock(scope: !17, file: !1, line: 1, column: 9) 73; CHECK: ![[LB3]] = distinct !DILexicalBlock(scope: ![[F]], 74; CHECK-SAME: line: 1, column: 9) 75!17 = distinct !DILexicalBlock(scope: !7, file: !1, line: 1, column: 9) 76!18 = !DILocation(line: 1, column: 9, scope: !7) 77!19 = !DILocation(line: 1, column: 27, scope: !12, inlinedAt: !13) 78; CHECK: ![[BR]] = !DILocation(line: 1, column: 9, scope: !14) 79!20 = !DILocation(line: 1, column: 9, scope: !14) 80!21 = distinct !{!21, !18} 81!22 = !DILocation(line: 1, column: 56, scope: !12) 82!23 = !DILocation(line: 1, column: 27, scope: !12) 83!24 = !DILocation(line: 1, column: 84, scope: !12) 84