1; RUN: llc -O0 %s -o - -filetype=obj \ 2; RUN: | llvm-dwarfdump -statistics - | FileCheck %s 3 4; Test that statistics distinguish functions with the same name. 5 6; CHECK: "#functions": 4, 7; CHECK: "#unique source variables": 2, 8; CHECK-NEXT: "#source variables": 2, 9 10; $ cat test1.cpp 11; static int foo(int a) { 12; return a; 13; } 14; int boo() { return foo(42); } 15; 16; $ cat test2.cpp 17; static int foo(int a) { 18; return a; 19; } 20; int bar() { return foo(42); } 21 22source_filename = "llvm-link" 23target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 24target triple = "x86_64-unknown-linux-gnu" 25 26; Function Attrs: noinline optnone uwtable 27define dso_local i32 @_Z3boov() !dbg !9 { 28entry: 29 %call = call i32 @_ZL3fooi(i32 42), !dbg !13 30 ret i32 %call 31} 32; Function Attrs: noinline nounwind optnone uwtable 33define internal i32 @_ZL3fooi(i32 %a) !dbg !15 { 34entry: 35 %a.addr = alloca i32, align 4 36 store i32 %a, i32* %a.addr, align 4 37 call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !18, metadata !DIExpression()), !dbg !19 38 %0 = load i32, i32* %a.addr, align 4, !dbg !20 39 ret i32 %0 40} 41; Function Attrs: nounwind readnone speculatable willreturn 42declare void @llvm.dbg.declare(metadata, metadata, metadata) 43; Function Attrs: noinline optnone uwtable 44define dso_local i32 @_Z3barv() !dbg !22 { 45entry: 46 %call = call i32 @_ZL3fooi.1(i32 442), !dbg !23 47 ret i32 %call 48} 49; Function Attrs: noinline nounwind optnone uwtable 50define internal i32 @_ZL3fooi.1(i32 %a) !dbg !25 { 51entry: 52 %a.addr = alloca i32, align 4 53 store i32 %a, i32* %a.addr, align 4 54 call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !26, metadata !DIExpression()), !dbg !27 55 %0 = load i32, i32* %a.addr, align 4, !dbg !28 56 %mul = mul nsw i32 %0, 2 57 ret i32 %mul 58} 59 60!llvm.dbg.cu = !{!0, !3} 61!llvm.ident = !{!5, !5} 62!llvm.module.flags = !{!6, !7, !8} 63 64!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 10.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None) 65!1 = !DIFile(filename: "test1.cpp", directory: "/") 66!2 = !{} 67!3 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !4, producer: "clang version 10.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None) 68!4 = !DIFile(filename: "test2.cpp", directory: "/") 69!5 = !{!"clang version 10.0.0"} 70!6 = !{i32 7, !"Dwarf Version", i32 4} 71!7 = !{i32 2, !"Debug Info Version", i32 3} 72!8 = !{i32 1, !"wchar_size", i32 4} 73!9 = distinct !DISubprogram(name: "boo", linkageName: "_Z3boov", scope: !1, file: !1, line: 5, type: !10, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2) 74!10 = !DISubroutineType(types: !11) 75!11 = !{!12} 76!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 77!13 = !DILocation(line: 6, column: 10, scope: !9) 78!15 = distinct !DISubprogram(name: "foo", linkageName: "_ZL3fooi", scope: !1, file: !1, line: 1, type: !16, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition, unit: !0, retainedNodes: !2) 79!16 = !DISubroutineType(types: !17) 80!17 = !{!12, !12} 81!18 = !DILocalVariable(name: "a", arg: 1, scope: !15, file: !1, line: 1, type: !12) 82!19 = !DILocation(line: 1, column: 20, scope: !15) 83!20 = !DILocation(line: 2, column: 10, scope: !15) 84!22 = distinct !DISubprogram(name: "bar", linkageName: "_Z3barv", scope: !4, file: !4, line: 5, type: !10, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !3, retainedNodes: !2) 85!23 = !DILocation(line: 6, column: 10, scope: !22) 86!25 = distinct !DISubprogram(name: "foo", linkageName: "_ZL3fooi", scope: !4, file: !4, line: 1, type: !16, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition, unit: !3, retainedNodes: !2) 87!26 = !DILocalVariable(name: "a", arg: 1, scope: !25, file: !4, line: 1, type: !12) 88!27 = !DILocation(line: 1, column: 20, scope: !25) 89!28 = !DILocation(line: 2, column: 10, scope: !25) 90