1 ; RUN: rm -rf %t && mkdir -p %t
3 ; RUN: sed -e 's|PATTERN|%/t|g' %s | opt -insert-gcov-profiling -disable-output
4 ; RUN: rm %t/linezero.gcno
6 ; RUN: sed -e 's|PATTERN|%/t|g' %s | opt -passes=insert-gcov-profiling -disable-output
7 ; RUN: rm %t/linezero.gcno
9 ; This is a crash test.
11 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
12 target triple = "x86_64-unknown-linux-gnu"
14 %struct.vector = type { i8 }
16 ; Function Attrs: nounwind
17 define i32 @_Z4testv() #0 !dbg !15 {
19 %retval = alloca i32, align 4
20 %__range = alloca %struct.vector*, align 8
21 %ref.tmp = alloca %struct.vector, align 1
22 %undef.agg.tmp = alloca %struct.vector, align 1
23 %__begin = alloca i8*, align 8
24 %__end = alloca i8*, align 8
25 %spec = alloca i8, align 1
26 call void @llvm.dbg.declare(metadata %struct.vector** %__range, metadata !27, metadata !DIExpression()), !dbg !30
29 ; <label>:0 ; preds = %entry
30 call void @_Z13TagFieldSpecsv(), !dbg !31
31 store %struct.vector* %ref.tmp, %struct.vector** %__range, align 8, !dbg !31
32 call void @llvm.dbg.declare(metadata i8** %__begin, metadata !32, metadata !DIExpression()), !dbg !30
33 %1 = load %struct.vector*, %struct.vector** %__range, align 8, !dbg !31
34 %call = call i8* @_ZN6vector5beginEv(%struct.vector* %1), !dbg !31
35 store i8* %call, i8** %__begin, align 8, !dbg !31
36 call void @llvm.dbg.declare(metadata i8** %__end, metadata !33, metadata !DIExpression()), !dbg !30
37 %2 = load %struct.vector*, %struct.vector** %__range, align 8, !dbg !31
38 %call1 = call i8* @_ZN6vector3endEv(%struct.vector* %2), !dbg !31
39 store i8* %call1, i8** %__end, align 8, !dbg !31
40 br label %for.cond, !dbg !31
42 for.cond: ; preds = %for.inc, %0
43 %3 = load i8*, i8** %__begin, align 8, !dbg !34
44 %4 = load i8*, i8** %__end, align 8, !dbg !34
45 %cmp = icmp ne i8* %3, %4, !dbg !34
46 br i1 %cmp, label %for.body, label %for.end, !dbg !34
48 for.body: ; preds = %for.cond
49 call void @llvm.dbg.declare(metadata i8* %spec, metadata !37, metadata !DIExpression()), !dbg !31
50 %5 = load i8*, i8** %__begin, align 8, !dbg !38
51 %6 = load i8, i8* %5, align 1, !dbg !38
52 store i8 %6, i8* %spec, align 1, !dbg !38
53 br label %for.inc, !dbg !38
55 for.inc: ; preds = %for.body
56 %7 = load i8*, i8** %__begin, align 8, !dbg !40
57 %incdec.ptr = getelementptr inbounds i8, i8* %7, i32 1, !dbg !40
58 store i8* %incdec.ptr, i8** %__begin, align 8, !dbg !40
59 br label %for.cond, !dbg !40
61 for.end: ; preds = %for.cond
62 call void @llvm.trap(), !dbg !42
65 return: ; No predecessors!
66 %8 = load i32, i32* %retval, !dbg !44
70 ; Function Attrs: nounwind readnone
71 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
73 declare void @_Z13TagFieldSpecsv() #2
75 declare i8* @_ZN6vector5beginEv(%struct.vector*) #2
77 declare i8* @_ZN6vector3endEv(%struct.vector*) #2
79 ; Function Attrs: noreturn nounwind
80 declare void @llvm.trap() #3
82 ; Function Attrs: nounwind
83 define void @_Z2f1v() #0 !dbg !20 {
87 ; <label>:0 ; preds = %entry
91 attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
92 attributes #1 = { nounwind readnone }
93 attributes #2 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
94 attributes #3 = { noreturn nounwind }
97 !llvm.module.flags = !{!23, !24}
101 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 (trunk 209871)", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !3, globals: !2, imports: !2)
102 !1 = !DIFile(filename: "<stdin>", directory: "PATTERN")
105 !4 = !DICompositeType(tag: DW_TAG_structure_type, name: "vector", line: 21, size: 8, align: 8, file: !5, elements: !6, identifier: "_ZTS6vector")
106 !5 = !DIFile(filename: "linezero.cc", directory: "PATTERN")
108 !7 = !DISubprogram(name: "begin", linkageName: "_ZN6vector5beginEv", line: 25, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 25, file: !5, scope: !4, type: !8)
109 !8 = !DISubroutineType(types: !9)
111 !10 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !11)
112 !11 = !DIBasicType(tag: DW_TAG_base_type, name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char)
113 !12 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !4)
114 !13 = !DISubprogram(name: "end", linkageName: "_ZN6vector3endEv", line: 26, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 26, file: !5, scope: !4, type: !8)
115 !15 = distinct !DISubprogram(name: "test", linkageName: "_Z4testv", line: 50, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 50, file: !5, scope: !16, type: !17, retainedNodes: !2)
116 !16 = !DIFile(filename: "linezero.cc", directory: "PATTERN")
117 !17 = !DISubroutineType(types: !18)
119 !19 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
120 !20 = distinct !DISubprogram(name: "f1", linkageName: "_Z2f1v", line: 54, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 54, file: !5, scope: !16, type: !21, retainedNodes: !2)
121 !21 = !DISubroutineType(types: !22)
123 !23 = !{i32 2, !"Dwarf Version", i32 4}
124 !24 = !{i32 2, !"Debug Info Version", i32 3}
125 !25 = !{!"PATTERN/linezero.o", !0}
126 !26 = !{!"clang version 3.5.0 (trunk 209871)"}
127 !27 = !DILocalVariable(name: "__range", flags: DIFlagArtificial, scope: !28, type: !29)
128 !28 = distinct !DILexicalBlock(line: 51, column: 0, file: !5, scope: !15)
129 !29 = !DIDerivedType(tag: DW_TAG_rvalue_reference_type, baseType: !4)
130 !30 = !DILocation(line: 0, scope: !28)
131 !31 = !DILocation(line: 51, scope: !28)
132 !32 = !DILocalVariable(name: "__begin", flags: DIFlagArtificial, scope: !28, type: !10)
133 !33 = !DILocalVariable(name: "__end", flags: DIFlagArtificial, scope: !28, type: !10)
134 !34 = !DILocation(line: 51, scope: !35)
135 !35 = distinct !DILexicalBlock(line: 51, column: 0, file: !5, scope: !36)
136 !36 = distinct !DILexicalBlock(line: 51, column: 0, file: !5, scope: !28)
137 !37 = !DILocalVariable(name: "spec", line: 51, scope: !28, file: !16, type: !11)
138 !38 = !DILocation(line: 51, scope: !39)
139 !39 = distinct !DILexicalBlock(line: 51, column: 0, file: !5, scope: !28)
140 !40 = !DILocation(line: 51, scope: !41)
141 !41 = distinct !DILexicalBlock(line: 51, column: 0, file: !5, scope: !28)
142 !42 = !DILocation(line: 51, scope: !43)
143 !43 = distinct !DILexicalBlock(line: 51, column: 0, file: !5, scope: !28)
144 !44 = !DILocation(line: 52, scope: !15)
145 !45 = !DILocation(line: 54, scope: !20)