1; RUN: llc -O0 %s -o - -filetype=obj \
2; RUN:   | llvm-dwarfdump -statistics - | FileCheck %s
3
4; Test checks that statistics accounts two and more out-of-line instances
5; of a function and reports the correct number of variables.
6
7; $ cat test.h
8;
9; int foo(int a) { return a; }
10;
11; $ cat test1.cpp
12;
13; #include "test.h"
14; int bar() { return foo(42); }
15;
16; $ cat test2.cpp
17;
18; #include "test.h"
19; int far() { return foo(42); }
20
21; CHECK:      "#functions": 3,
22; CHECK-NEXT: "#functions with location": 3,
23; CHECK-NEXT: "#inlined functions": 0,
24; CHECK-NEXT: "#inlined functions with abstract origins": 0,
25; CHECK-NEXT: "#unique source variables": 1,
26; CHECK-NEXT: "#source variables": 2,
27; CHECK-NEXT: "#source variables with location": 2,
28
29target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
30target triple = "x86_64-unknown-linux-gnu"
31
32; Function Attrs: noinline nounwind optnone uwtable
33define dso_local i32 @_Z3fooi.1(i32 %a) !dbg !9 {
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 !14, metadata !DIExpression()), !dbg !15
38  %0 = load i32, i32* %a.addr, align 4, !dbg !15
39  ret i32 %0, !dbg !15
40}
41; Function Attrs: nounwind readnone speculatable willreturn
42declare void @llvm.dbg.declare(metadata, metadata, metadata)
43; Function Attrs: noinline nounwind optnone uwtable
44define dso_local i32 @_Z3barv() !dbg !18 {
45entry:
46  %call = call i32 @_Z3fooi.1(i32 42), !dbg !21
47  ret i32 %call, !dbg !21
48}
49; Function Attrs: noinline nounwind optnone uwtable
50define dso_local i32 @_Z3fooi(i32 %a) !dbg !23 {
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 !24, metadata !DIExpression()), !dbg !25
55  %0 = load i32, i32* %a.addr, align 4, !dbg !25
56  ret i32 %0, !dbg !25
57}
58; Function Attrs: noinline nounwind optnone uwtable
59define dso_local i32 @_Z3farv() !dbg !28 {
60entry:
61  %call = call i32 @_Z3fooi(i32 42), !dbg !29
62  ret i32 %call, !dbg !29
63}
64
65!llvm.dbg.cu = !{!0, !3}
66!llvm.ident = !{!5, !5}
67!llvm.module.flags = !{!6, !7, !8}
68
69!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 11.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
70!1 = !DIFile(filename: "test1.cpp", directory: "/")
71!2 = !{}
72!3 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !4, producer: "clang version 11.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
73!4 = !DIFile(filename: "test2.cpp", directory: "/")
74!5 = !{!"clang version 11.0.0"}
75!6 = !{i32 7, !"Dwarf Version", i32 4}
76!7 = !{i32 2, !"Debug Info Version", i32 3}
77!8 = !{i32 1, !"wchar_size", i32 4}
78!9 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi", scope: !10, file: !10, line: 1, type: !11, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
79!10 = !DIFile(filename: "./test.h", directory: "/")
80!11 = !DISubroutineType(types: !12)
81!12 = !{!13, !13}
82!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
83!14 = !DILocalVariable(name: "a", arg: 1, scope: !9, file: !10, line: 1, type: !13)
84!15 = !DILocation(line: 1, column: 13, scope: !9)
85!18 = distinct !DISubprogram(name: "bar", linkageName: "_Z3barv", scope: !1, file: !1, line: 3, type: !19, scopeLine: 3, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
86!19 = !DISubroutineType(types: !20)
87!20 = !{!13}
88!21 = !DILocation(line: 3, column: 20, scope: !18)
89!23 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi", scope: !10, file: !10, line: 1, type: !11, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !3, retainedNodes: !2)
90!24 = !DILocalVariable(name: "a", arg: 1, scope: !23, file: !10, line: 1, type: !13)
91!25 = !DILocation(line: 1, column: 13, scope: !23)
92!28 = distinct !DISubprogram(name: "far", linkageName: "_Z3farv", scope: !4, file: !4, line: 3, type: !19, scopeLine: 3, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !3, retainedNodes: !2)
93!29 = !DILocation(line: 3, column: 20, scope: !28)
94