| ; REQUIRES: object-emission |
| |
| ; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s |
| |
| ; bool f(); |
| ; inline __attribute__((always_inline)) int f1() { |
| ; if (bool b = f()) |
| ; return 1; |
| ; return 2; |
| ; } |
| ; |
| ; inline __attribute__((always_inline)) int f2() { |
| ; # 2 "y.cc" |
| ; if (bool b = f()) |
| ; return 3; |
| ; return 4; |
| ; } |
| ; |
| ; int main() { |
| ; f1(); |
| ; f2(); |
| ; } |
| |
| ; Ensure that lexical_blocks within inlined_subroutines are preserved/emitted. |
| ; CHECK: DW_TAG_inlined_subroutine |
| ; CHECK-NOT: DW_TAG |
| ; CHECK-NOT: NULL |
| ; CHECK: DW_TAG_lexical_block |
| ; CHECK-NOT: DW_TAG |
| ; CHECK-NOT: NULL |
| ; CHECK: DW_TAG_variable |
| ; Ensure that file changes don't interfere with creating inlined subroutines. |
| ; (see the line directive inside 'f2' in thesource) |
| ; CHECK: DW_TAG_inlined_subroutine |
| ; CHECK: DW_TAG_variable |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_abstract_origin |
| |
| ; Function Attrs: uwtable |
| define i32 @main() #0 { |
| entry: |
| %retval.i2 = alloca i32, align 4 |
| %b.i3 = alloca i8, align 1 |
| %retval.i = alloca i32, align 4 |
| %b.i = alloca i8, align 1 |
| call void @llvm.dbg.declare(metadata i8* %b.i, metadata !16, metadata !{!"0x102"}), !dbg !19 |
| %call.i = call zeroext i1 @_Z1fv(), !dbg !19 |
| %frombool.i = zext i1 %call.i to i8, !dbg !19 |
| store i8 %frombool.i, i8* %b.i, align 1, !dbg !19 |
| %0 = load i8* %b.i, align 1, !dbg !19 |
| %tobool.i = trunc i8 %0 to i1, !dbg !19 |
| br i1 %tobool.i, label %if.then.i, label %if.end.i, !dbg !19 |
| |
| if.then.i: ; preds = %entry |
| store i32 1, i32* %retval.i, !dbg !21 |
| br label %_Z2f1v.exit, !dbg !21 |
| |
| if.end.i: ; preds = %entry |
| store i32 2, i32* %retval.i, !dbg !22 |
| br label %_Z2f1v.exit, !dbg !22 |
| |
| _Z2f1v.exit: ; preds = %if.then.i, %if.end.i |
| %1 = load i32* %retval.i, !dbg !23 |
| call void @llvm.dbg.declare(metadata i8* %b.i3, metadata !24, metadata !{!"0x102"}), !dbg !27 |
| %call.i4 = call zeroext i1 @_Z1fv(), !dbg !27 |
| %frombool.i5 = zext i1 %call.i4 to i8, !dbg !27 |
| store i8 %frombool.i5, i8* %b.i3, align 1, !dbg !27 |
| %2 = load i8* %b.i3, align 1, !dbg !27 |
| %tobool.i6 = trunc i8 %2 to i1, !dbg !27 |
| br i1 %tobool.i6, label %if.then.i7, label %if.end.i8, !dbg !27 |
| |
| if.then.i7: ; preds = %_Z2f1v.exit |
| store i32 3, i32* %retval.i2, !dbg !29 |
| br label %_Z2f2v.exit, !dbg !29 |
| |
| if.end.i8: ; preds = %_Z2f1v.exit |
| store i32 4, i32* %retval.i2, !dbg !30 |
| br label %_Z2f2v.exit, !dbg !30 |
| |
| _Z2f2v.exit: ; preds = %if.then.i7, %if.end.i8 |
| %3 = load i32* %retval.i2, !dbg !31 |
| ret i32 0, !dbg !32 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| declare zeroext i1 @_Z1fv() #2 |
| |
| 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" } |
| attributes #1 = { nounwind readnone } |
| 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" } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!13, !14} |
| !llvm.ident = !{!15} |
| |
| !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] |
| !1 = !{!"inline-scopes.cpp", !"/tmp/dbginfo"} |
| !2 = !{} |
| !3 = !{!4, !10, !12} |
| !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] |
| !5 = !{!"y.cc", !"/tmp/dbginfo"} |
| !6 = !{!"0x29", !5} ; [ DW_TAG_file_type ] [/tmp/dbginfo/y.cc] |
| !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 ] |
| !8 = !{!9} |
| !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] |
| !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] |
| !11 = !{!"0x29", !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/inline-scopes.cpp] |
| !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] |
| !13 = !{i32 2, !"Dwarf Version", i32 4} |
| !14 = !{i32 1, !"Debug Info Version", i32 2} |
| !15 = !{!"clang version 3.5.0 "} |
| !16 = !{!"0x100\00b\003\000", !17, !11, !18} ; [ DW_TAG_auto_variable ] [b] [line 3] |
| !17 = !{!"0xb\003\000\001", !1, !12} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/inline-scopes.cpp] |
| !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] |
| !19 = !MDLocation(line: 3, scope: !17, inlinedAt: !20) |
| !20 = !MDLocation(line: 8, scope: !4) |
| !21 = !MDLocation(line: 4, scope: !17, inlinedAt: !20) |
| !22 = !MDLocation(line: 5, scope: !12, inlinedAt: !20) |
| !23 = !MDLocation(line: 6, scope: !12, inlinedAt: !20) |
| !24 = !{!"0x100\00b\002\000", !25, !6, !18} ; [ DW_TAG_auto_variable ] [b] [line 2] |
| !25 = !{!"0xb\002\000\000", !5, !26} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/y.cc] |
| !26 = !{!"0xb\000", !5, !10} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/y.cc] |
| !27 = !MDLocation(line: 2, scope: !25, inlinedAt: !28) |
| !28 = !MDLocation(line: 9, scope: !4) |
| !29 = !MDLocation(line: 3, scope: !25, inlinedAt: !28) |
| !30 = !MDLocation(line: 4, scope: !26, inlinedAt: !28) |
| !31 = !MDLocation(line: 5, scope: !26, inlinedAt: !28) |
| !32 = !MDLocation(line: 10, scope: !4) |