1 ; REQUIRES: object-emission
3 ; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
6 ; inline __attribute__((always_inline)) int f1() {
12 ; inline __attribute__((always_inline)) int f2() {
24 ; Ensure that lexical_blocks within inlined_subroutines are preserved/emitted.
25 ; CHECK: DW_TAG_inlined_subroutine
28 ; CHECK: DW_TAG_lexical_block
31 ; CHECK: DW_TAG_variable
32 ; Ensure that file changes don't interfere with creating inlined subroutines.
33 ; (see the line directive inside 'f2' in thesource)
34 ; CHECK: DW_TAG_inlined_subroutine
35 ; CHECK: DW_TAG_variable
37 ; CHECK: DW_AT_abstract_origin
39 ; Function Attrs: uwtable
40 define i32 @main() #0 {
42 %retval.i2 = alloca i32, align 4
43 %b.i3 = alloca i8, align 1
44 %retval.i = alloca i32, align 4
45 %b.i = alloca i8, align 1
46 call void @llvm.dbg.declare(metadata i8* %b.i, metadata !16, metadata !{!"0x102"}), !dbg !19
47 %call.i = call zeroext i1 @_Z1fv(), !dbg !19
48 %frombool.i = zext i1 %call.i to i8, !dbg !19
49 store i8 %frombool.i, i8* %b.i, align 1, !dbg !19
50 %0 = load i8* %b.i, align 1, !dbg !19
51 %tobool.i = trunc i8 %0 to i1, !dbg !19
52 br i1 %tobool.i, label %if.then.i, label %if.end.i, !dbg !19
54 if.then.i: ; preds = %entry
55 store i32 1, i32* %retval.i, !dbg !21
56 br label %_Z2f1v.exit, !dbg !21
58 if.end.i: ; preds = %entry
59 store i32 2, i32* %retval.i, !dbg !22
60 br label %_Z2f1v.exit, !dbg !22
62 _Z2f1v.exit: ; preds = %if.then.i, %if.end.i
63 %1 = load i32* %retval.i, !dbg !23
64 call void @llvm.dbg.declare(metadata i8* %b.i3, metadata !24, metadata !{!"0x102"}), !dbg !27
65 %call.i4 = call zeroext i1 @_Z1fv(), !dbg !27
66 %frombool.i5 = zext i1 %call.i4 to i8, !dbg !27
67 store i8 %frombool.i5, i8* %b.i3, align 1, !dbg !27
68 %2 = load i8* %b.i3, align 1, !dbg !27
69 %tobool.i6 = trunc i8 %2 to i1, !dbg !27
70 br i1 %tobool.i6, label %if.then.i7, label %if.end.i8, !dbg !27
72 if.then.i7: ; preds = %_Z2f1v.exit
73 store i32 3, i32* %retval.i2, !dbg !29
74 br label %_Z2f2v.exit, !dbg !29
76 if.end.i8: ; preds = %_Z2f1v.exit
77 store i32 4, i32* %retval.i2, !dbg !30
78 br label %_Z2f2v.exit, !dbg !30
80 _Z2f2v.exit: ; preds = %if.then.i7, %if.end.i8
81 %3 = load i32* %retval.i2, !dbg !31
85 ; Function Attrs: nounwind readnone
86 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
88 declare zeroext i1 @_Z1fv() #2
90 attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
91 attributes #1 = { nounwind readnone }
92 attributes #2 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
95 !llvm.module.flags = !{!13, !14}
98 !0 = !{!"0x11\004\00clang version 3.5.0 \000\00\000\00\001", !1, !2, !2, !3, !2, !2} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/inline-scopes.cpp] [DW_LANG_C_plus_plus]
99 !1 = !{!"inline-scopes.cpp", !"/tmp/dbginfo"}
102 !4 = !{!"0x2e\00main\00main\00\007\000\001\000\006\00256\000\007", !5, !6, !7, null, i32 ()* @main, null, null, !2} ; [ DW_TAG_subprogram ] [line 7] [def] [main]
103 !5 = !{!"y.cc", !"/tmp/dbginfo"}
104 !6 = !{!"0x29", !5} ; [ DW_TAG_file_type ] [/tmp/dbginfo/y.cc]
105 !7 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !8, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
107 !9 = !{!"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
108 !10 = !{!"0x2e\00f2\00f2\00_Z2f2v\008\000\001\000\006\00256\000\008", !1, !11, !7, null, null, null, null, !2} ; [ DW_TAG_subprogram ] [line 8] [def] [f2]
109 !11 = !{!"0x29", !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/inline-scopes.cpp]
110 !12 = !{!"0x2e\00f1\00f1\00_Z2f1v\002\000\001\000\006\00256\000\002", !1, !11, !7, null, null, null, null, !2} ; [ DW_TAG_subprogram ] [line 2] [def] [f1]
111 !13 = !{i32 2, !"Dwarf Version", i32 4}
112 !14 = !{i32 1, !"Debug Info Version", i32 2}
113 !15 = !{!"clang version 3.5.0 "}
114 !16 = !{!"0x100\00b\003\000", !17, !11, !18} ; [ DW_TAG_auto_variable ] [b] [line 3]
115 !17 = !{!"0xb\003\000\001", !1, !12} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/inline-scopes.cpp]
116 !18 = !{!"0x24\00bool\000\008\008\000\000\002", null, null} ; [ DW_TAG_base_type ] [bool] [line 0, size 8, align 8, offset 0, enc DW_ATE_boolean]
117 !19 = !MDLocation(line: 3, scope: !17, inlinedAt: !20)
118 !20 = !MDLocation(line: 8, scope: !4)
119 !21 = !MDLocation(line: 4, scope: !17, inlinedAt: !20)
120 !22 = !MDLocation(line: 5, scope: !12, inlinedAt: !20)
121 !23 = !MDLocation(line: 6, scope: !12, inlinedAt: !20)
122 !24 = !{!"0x100\00b\002\000", !25, !6, !18} ; [ DW_TAG_auto_variable ] [b] [line 2]
123 !25 = !{!"0xb\002\000\000", !5, !26} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/y.cc]
124 !26 = !{!"0xb\000", !5, !10} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/y.cc]
125 !27 = !MDLocation(line: 2, scope: !25, inlinedAt: !28)
126 !28 = !MDLocation(line: 9, scope: !4)
127 !29 = !MDLocation(line: 3, scope: !25, inlinedAt: !28)
128 !30 = !MDLocation(line: 4, scope: !26, inlinedAt: !28)
129 !31 = !MDLocation(line: 5, scope: !26, inlinedAt: !28)
130 !32 = !MDLocation(line: 10, scope: !4)