| # RUN: not --crash llc %s -march=x86-64 -run-pass=machineverifier -o - 2>&1 | FileCheck %s |
| # |
| # REQUIRES: x86-registered-target |
| # |
| # CHECK: Instruction has a duplicated value tracking number |
| --- | |
| define i32 @test(i32 %bar) local_unnamed_addr !dbg !7 { |
| entry: |
| ret i32 0, !dbg !12 |
| } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!3, !4, !5, !6} |
| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug) |
| !1 = !DIFile(filename: "foo.cpp", directory: ".") |
| !2 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |
| !3 = !{i32 2, !"Dwarf Version", i32 4} |
| !4 = !{i32 2, !"Debug Info Version", i32 3} |
| !5 = !{i32 1, !"wchar_size", i32 2} |
| !6 = !{i32 7, !"PIC Level", i32 2} |
| !7 = distinct !DISubprogram(name: "foo", linkageName: "foo", scope: !1, file: !1, line: 6, type: !8, scopeLine: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !10) |
| !8 = !DISubroutineType(types: !9) |
| !9 = !{!2, !2} |
| !10 = !{!11} |
| !11 = !DILocalVariable(name: "baz", scope: !7, file: !1, line: 7, type: !2) |
| !12 = !DILocation(line: 10, scope: !7) |
| ... |
| --- |
| name: test |
| tracksRegLiveness: true |
| liveins: |
| - { reg: '$rdi', virtual-reg: '' } |
| body: | |
| bb.0: |
| liveins: $rdi, $rax |
| $rbp = MOV64rr $rdi, debug-instr-number 1, debug-location !12 |
| dead $rcx = MOV64ri 0, debug-instr-number 1, debug-location !12 |
| CMP64ri8 renamable $rax, 1, implicit-def $eflags |
| RETQ $rax |
| ... |
