| Adrian Prantl | f01b562 | 2013-10-05 00:08:27 +0000 | [diff] [blame] | 1 | ; RUN: llc -filetype=asm < %s | FileCheck %s |
| 2 | target triple = "thumbv7-apple-ios7.0.0" |
| Adrian Prantl | 73b9d20 | 2013-10-08 02:21:44 +0000 | [diff] [blame] | 3 | %class.Matrix3.0.6.10 = type { [9 x float] } |
| 4 | define arm_aapcscc void @_Z9GetMatrixv(%class.Matrix3.0.6.10* noalias nocapture sret %agg.result) #0 { |
| 5 | br i1 fcmp oeq (float fadd (float fadd (float fmul (float undef, float undef), float fmul (float undef, float undef)), float fmul (float undef, float undef)), float 0.000000e+00), label %_ZN7Vector39NormalizeEv.exit, label %1 |
| 6 | tail call arm_aapcscc void @_ZL4Sqrtd() #3 |
| 7 | br label %_ZN7Vector39NormalizeEv.exit |
| 8 | _ZN7Vector39NormalizeEv.exit: ; preds = %1, %0 |
| 9 | ; rdar://problem/15094721. |
| 10 | ; |
| 11 | ; When this (partially) dead use gets eliminated (and thus the def |
| 12 | ; of the vreg holding %agg.result) the dbg_value becomes dangling |
| 13 | ; and SelectionDAGISel crashes. It should definitely not |
| 14 | ; crash. Drop the dbg_value instead. |
| Adrian Prantl | e60e03a | 2013-10-08 02:30:54 +0000 | [diff] [blame] | 15 | ; CHECK-NOT: "matrix" |
| Duncan P. N. Exon Smith | 176b691 | 2014-10-03 20:01:09 +0000 | [diff] [blame^] | 16 | tail call void @llvm.dbg.declare(metadata !{%class.Matrix3.0.6.10* %agg.result}, metadata !45, metadata !{metadata !"0x102"}) |
| Adrian Prantl | 73b9d20 | 2013-10-08 02:21:44 +0000 | [diff] [blame] | 17 | %2 = getelementptr inbounds %class.Matrix3.0.6.10* %agg.result, i32 0, i32 0, i32 8 |
| Adrian Prantl | f01b562 | 2013-10-05 00:08:27 +0000 | [diff] [blame] | 18 | ret void |
| 19 | } |
| Adrian Prantl | 87b7eb9 | 2014-10-01 18:55:02 +0000 | [diff] [blame] | 20 | declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| Adrian Prantl | 73b9d20 | 2013-10-08 02:21:44 +0000 | [diff] [blame] | 21 | declare arm_aapcscc void @_ZL4Sqrtd() #2 |
| Duncan P. N. Exon Smith | 176b691 | 2014-10-03 20:01:09 +0000 | [diff] [blame^] | 22 | !4 = metadata !{metadata !"0x2\00Matrix3\0020\00288\0032\000\000\000", metadata !5, null, null, null, null, null, metadata !"_ZTS7Matrix3"} ; [ DW_TAG_class_type ] [Matrix3] [line 20, size 288, align 32, offset 0] [def] [from ] |
| Adrian Prantl | f01b562 | 2013-10-05 00:08:27 +0000 | [diff] [blame] | 23 | !5 = metadata !{metadata !"test.ii", metadata !"/Volumes/Data/radar/15094721"} |
| Duncan P. N. Exon Smith | 176b691 | 2014-10-03 20:01:09 +0000 | [diff] [blame^] | 24 | !39 = metadata !{metadata !"0x2e\00GetMatrix\00GetMatrix\00_Z9GetMatrixv\0032\000\001\000\006\00256\001\0032", metadata !5, metadata !40, metadata !41, null, void (%class.Matrix3.0.6.10*)* @_Z9GetMatrixv, null, null, null} ; [ DW_TAG_subprogram ] [line 32] [def] [GetMatrix] |
| 25 | !40 = metadata !{metadata !"0x29", metadata !5} ; [ DW_TAG_file_type ] [/Volumes/Data/radar/15094721/test.ii] |
| 26 | !41 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, null, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| 27 | !45 = metadata !{metadata !"0x100\00matrix\0035\008192", metadata !39, metadata !40, metadata !4} ; [ DW_TAG_auto_variable ] [matrix] [line 35] |