1 ; REQUIRES: object-emission
3 ; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
5 ; IR generated from clang -O0 with:
10 ; void fun4() { b && (C(), 1); }
11 ; __attribute__((always_inline)) C::~C() { }
13 ; CHECK: DW_TAG_structure_type
15 ; CHECK: DW_AT_name {{.*}} "C"
16 ; CHECK-NOT: {{DW_TAG|NULL}}
17 ; CHECK: [[C_DTOR_DECL:.*]]: DW_TAG_subprogram
19 ; CHECK: DW_AT_name {{.*}} "~C"
21 ; CHECK: DW_TAG_subprogram
23 ; CHECK: DW_AT_name {{.*}} "fun4"
25 ; FIXME: The dtor is inlined into fun4 and should have an inlined_subroutine
26 ; entry. (it may be necessary to put some non-trivial instruction, such as an
27 ; assignment to a global, in the dtor just to ensure its emission/inlining)
29 ; CHECK-NOT: DW_TAG_inlined_subroutine
31 ; CHECK: DW_TAG_subprogram
33 ; CHECK: DW_AT_MIPS_linkage_name {{.*}} "_ZN1CD1Ev"
35 ; FIXME: But I think where the real issue is for PR20038 is that the D1 ctor, ;
36 ; calling and inlining D2, doesn't end up with an inlined_subroutine. Though this
37 ; might be more the result of a lack of any actual work in D2 (again, could use
38 ; an assignment to global, etc)
40 ; CHECK-NOT: DW_TAG_inlined_subroutine
42 %struct.C = type { i8 }
44 @b = external global i8
46 ; Function Attrs: nounwind
47 define void @_Z4fun4v() #0 {
49 %this.addr.i.i = alloca %struct.C*, align 8, !dbg !21
50 %this.addr.i = alloca %struct.C*, align 8
51 %agg.tmp.ensured = alloca %struct.C, align 1
52 %cleanup.cond = alloca i1
53 %0 = load i8* @b, align 1, !dbg !22
54 %tobool = trunc i8 %0 to i1, !dbg !22
55 store i1 false, i1* %cleanup.cond
56 br i1 %tobool, label %land.rhs, label %land.end, !dbg !22
58 land.rhs: ; preds = %entry
59 store i1 true, i1* %cleanup.cond, !dbg !23
62 land.end: ; preds = %land.rhs, %entry
63 %1 = phi i1 [ false, %entry ], [ true, %land.rhs ]
64 %cleanup.is_active = load i1* %cleanup.cond
65 br i1 %cleanup.is_active, label %cleanup.action, label %cleanup.done
67 cleanup.action: ; preds = %land.end
68 store %struct.C* %agg.tmp.ensured, %struct.C** %this.addr.i, align 8
69 call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr.i}, metadata !25), !dbg !27
70 %this1.i = load %struct.C** %this.addr.i
71 store %struct.C* %this1.i, %struct.C** %this.addr.i.i, align 8, !dbg !21
72 call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr.i.i}, metadata !28), !dbg !29
73 %this1.i.i = load %struct.C** %this.addr.i.i, !dbg !21
74 br label %cleanup.done
76 cleanup.done: ; preds = %cleanup.action, %land.end
80 ; Function Attrs: alwaysinline nounwind
81 define void @_ZN1CD1Ev(%struct.C* %this) unnamed_addr #1 align 2 {
83 %this.addr.i = alloca %struct.C*, align 8, !dbg !21
84 %this.addr = alloca %struct.C*, align 8
85 store %struct.C* %this, %struct.C** %this.addr, align 8
86 call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr}, metadata !25), !dbg !27
87 %this1 = load %struct.C** %this.addr
88 store %struct.C* %this1, %struct.C** %this.addr.i, align 8, !dbg !21
89 call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr.i}, metadata !28), !dbg !29
90 %this1.i = load %struct.C** %this.addr.i, !dbg !21
94 ; Function Attrs: alwaysinline nounwind
95 define void @_ZN1CD2Ev(%struct.C* %this) unnamed_addr #1 align 2 {
97 %this.addr = alloca %struct.C*, align 8
98 store %struct.C* %this, %struct.C** %this.addr, align 8
99 call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr}, metadata !28), !dbg !30
100 %this1 = load %struct.C** %this.addr
104 ; Function Attrs: nounwind readnone
105 declare void @llvm.dbg.declare(metadata, metadata) #2
107 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" }
108 attributes #1 = { alwaysinline 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" }
109 attributes #2 = { nounwind readnone }
112 !llvm.module.flags = !{!18, !19}
115 !0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !11, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/<stdin>] [DW_LANG_C_plus_plus]
116 !1 = metadata !{metadata !"<stdin>", metadata !"/tmp/dbginfo"}
118 !3 = metadata !{metadata !4}
119 !4 = metadata !{i32 786451, metadata !5, null, metadata !"C", i32 1, i64 8, i64 8, i32 0, i32 0, null, metadata !6, i32 0, null, null, metadata !"_ZTS1C"} ; [ DW_TAG_structure_type ] [C] [line 1, size 8, align 8, offset 0] [def] [from ]
120 !5 = metadata !{metadata !"PR20038.cpp", metadata !"/tmp/dbginfo"}
121 !6 = metadata !{metadata !7}
122 !7 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1C", metadata !"~C", metadata !"~C", metadata !"", i32 2, metadata !8, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 2} ; [ DW_TAG_subprogram ] [line 2] [~C]
123 !8 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !9, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
124 !9 = metadata !{null, metadata !10}
125 !10 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !"_ZTS1C"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1C]
126 !11 = metadata !{metadata !12, metadata !16, metadata !17}
127 !12 = metadata !{i32 786478, metadata !5, metadata !13, metadata !"fun4", metadata !"fun4", metadata !"_Z4fun4v", i32 5, metadata !14, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_Z4fun4v, null, null, metadata !2, i32 5} ; [ DW_TAG_subprogram ] [line 5] [def] [fun4]
128 !13 = metadata !{i32 786473, metadata !5} ; [ DW_TAG_file_type ] [/tmp/dbginfo/PR20038.cpp]
129 !14 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !15, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
130 !15 = metadata !{null}
131 !16 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1C", metadata !"~C", metadata !"~C", metadata !"_ZN1CD2Ev", i32 6, metadata !8, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.C*)* @_ZN1CD2Ev, null, metadata !7, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 6] [def] [~C]
132 !17 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1C", metadata !"~C", metadata !"~C", metadata !"_ZN1CD1Ev", i32 6, metadata !8, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.C*)* @_ZN1CD1Ev, null, metadata !7, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 6] [def] [~C]
133 !18 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
134 !19 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}
135 !20 = metadata !{metadata !"clang version 3.5.0 "}
136 !21 = metadata !{i32 6, i32 0, metadata !17, null}
137 !22 = metadata !{i32 5, i32 0, metadata !12, null}
138 !23 = metadata !{i32 5, i32 0, metadata !24, null}
139 !24 = metadata !{i32 786443, metadata !5, metadata !12, i32 5, i32 0, i32 1, i32 1} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/PR20038.cpp]
140 !25 = metadata !{i32 786689, metadata !17, metadata !"this", null, i32 16777216, metadata !26, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0]
141 !26 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !"_ZTS1C"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from _ZTS1C]
142 !27 = metadata !{i32 0, i32 0, metadata !17, null}
143 !28 = metadata !{i32 786689, metadata !16, metadata !"this", null, i32 16777216, metadata !26, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0]
144 !29 = metadata !{i32 0, i32 0, metadata !16, metadata !21}
145 !30 = metadata !{i32 0, i32 0, metadata !16, null}
146 !31 = metadata !{i32 6, i32 0, metadata !16, null}