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1; RUN: llc -O0 %s -o - -filetype=obj \2; RUN: | llvm-dwarfdump -statistics - | FileCheck %s3 4; Test that statistics distinguish functions with the same name.5 6; CHECK: "#functions": 4,7; CHECK: "#out-of-line functions": 4,8; CHECK: "#unique source variables": 2,9; CHECK-NEXT: "#source variables": 2,10 11; $ cat test1.cpp12; static int foo(int a) {13; return a;14; }15; int boo() { return foo(42); }16;17; $ cat test2.cpp18; static int foo(int a) {19; return a;20; }21; int bar() { return foo(42); }22 23source_filename = "llvm-link"24target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"25target triple = "x86_64-unknown-linux-gnu"26 27; Function Attrs: noinline optnone uwtable28define dso_local i32 @_Z3boov() !dbg !9 {29entry:30 %call = call i32 @_ZL3fooi(i32 42), !dbg !1331 ret i32 %call32}33; Function Attrs: noinline nounwind optnone uwtable34define internal i32 @_ZL3fooi(i32 %a) !dbg !15 {35entry:36 %a.addr = alloca i32, align 437 store i32 %a, ptr %a.addr, align 438 call void @llvm.dbg.declare(metadata ptr %a.addr, metadata !18, metadata !DIExpression()), !dbg !1939 %0 = load i32, ptr %a.addr, align 4, !dbg !2040 ret i32 %041}42; Function Attrs: nounwind readnone speculatable willreturn43declare void @llvm.dbg.declare(metadata, metadata, metadata)44; Function Attrs: noinline optnone uwtable45define dso_local i32 @_Z3barv() !dbg !22 {46entry:47 %call = call i32 @_ZL3fooi.1(i32 442), !dbg !2348 ret i32 %call49}50; Function Attrs: noinline nounwind optnone uwtable51define internal i32 @_ZL3fooi.1(i32 %a) !dbg !25 {52entry:53 %a.addr = alloca i32, align 454 store i32 %a, ptr %a.addr, align 455 call void @llvm.dbg.declare(metadata ptr %a.addr, metadata !26, metadata !DIExpression()), !dbg !2756 %0 = load i32, ptr %a.addr, align 4, !dbg !2857 %mul = mul nsw i32 %0, 258 ret i32 %mul59}60 61!llvm.dbg.cu = !{!0, !3}62!llvm.ident = !{!5, !5}63!llvm.module.flags = !{!6, !7, !8}64 65!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)66!1 = !DIFile(filename: "test1.cpp", directory: "/")67!2 = !{}68!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)69!4 = !DIFile(filename: "test2.cpp", directory: "/")70!5 = !{!"clang version 10.0.0"}71!6 = !{i32 7, !"Dwarf Version", i32 4}72!7 = !{i32 2, !"Debug Info Version", i32 3}73!8 = !{i32 1, !"wchar_size", i32 4}74!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)75!10 = !DISubroutineType(types: !11)76!11 = !{!12}77!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)78!13 = !DILocation(line: 6, column: 10, scope: !9)79!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)80!16 = !DISubroutineType(types: !17)81!17 = !{!12, !12}82!18 = !DILocalVariable(name: "a", arg: 1, scope: !15, file: !1, line: 1, type: !12)83!19 = !DILocation(line: 1, column: 20, scope: !15)84!20 = !DILocation(line: 2, column: 10, scope: !15)85!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)86!23 = !DILocation(line: 6, column: 10, scope: !22)87!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)88!26 = !DILocalVariable(name: "a", arg: 1, scope: !25, file: !4, line: 1, type: !12)89!27 = !DILocation(line: 1, column: 20, scope: !25)90!28 = !DILocation(line: 2, column: 10, scope: !25)91