llvm/test/DebugInfo/unconditional-branch.ll
Eric Christopher f04e7df85c Attempt to XFAIL this on mingw and cygwin hosts. The line table on
these is very much off and is more than just the branch
from this bug incorrect:

Address            Line   Column File   ISA Discriminator Flags
------------------ ------ ------ ------ --- ------------- -------------
0x30830a0100000002      3      0      1   0             0  is_stmt
0x30830a0100000008      3      0      1   0             0  is_stmt end_sequence

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205551 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-03 18:23:52 +00:00

68 lines
3.3 KiB
LLVM

; REQUIRES: object-emission
; PR 19261
; RUN: %llc_dwarf -fast-isel=false -O0 -filetype=obj %s -o %t
; RUN: llvm-dwarfdump %t | FileCheck %s
; This isn't working on windows dwarf platforms, fail on those.
; XFAIL: mingw, cygwin
; CHECK: {{0x[0-9a-f]+}} 1 0 1 0 0 is_stmt
; CHECK: {{0x[0-9a-f]+}} 2 0 1 0 0 is_stmt
; CHECK: {{0x[0-9a-f]+}} 4 0 1 0 0 is_stmt
; IR generated from clang -O0 -g with the following source:
;void foo(int i){
; switch(i){
; default:
; break;
; }
; return;
;}
; Function Attrs: nounwind
define void @foo(i32 %i) #0 {
entry:
%i.addr = alloca i32, align 4
store i32 %i, i32* %i.addr, align 4
call void @llvm.dbg.declare(metadata !{i32* %i.addr}, metadata !12), !dbg !13
%0 = load i32* %i.addr, align 4, !dbg !14
switch i32 %0, label %sw.default [
], !dbg !14
sw.default: ; preds = %entry
br label %sw.epilog, !dbg !15
sw.epilog: ; preds = %sw.default
ret void, !dbg !17
}
; Function Attrs: nounwind readnone
declare void @llvm.dbg.declare(metadata, metadata) #1
attributes #0 = { nounwind "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 }
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!9, !10}
!llvm.ident = !{!11}
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5.0 (204712)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [D:\work\EPRs\396363/test.c] [DW_LANG_C99]
!1 = metadata !{metadata !"test.c", metadata !"D:\5Cwork\5CEPRs\5C396363"}
!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"foo", metadata !"foo", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32)* @foo, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [foo]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [D:\work\EPRs\396363/test.c]
!6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!7 = metadata !{null, metadata !8}
!8 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
!9 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
!10 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
!11 = metadata !{metadata !"clang version 3.5.0 (204712)"}
!12 = metadata !{i32 786689, metadata !4, metadata !"i", metadata !5, i32 16777217, metadata !8, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [i] [line 1]
!13 = metadata !{i32 1, i32 0, metadata !4, null}
!14 = metadata !{i32 2, i32 0, metadata !4, null}
!15 = metadata !{i32 4, i32 0, metadata !16, null}
!16 = metadata !{i32 786443, metadata !1, metadata !4, i32 2, i32 0, i32 0, i32 0} ; [ DW_TAG_lexical_block ] [D:\work\EPRs\396363/test.c]
!17 = metadata !{i32 6, i32 0, metadata !4, null}