| Issue |
135781
|
| Summary |
The unwind destination does not have an exception handling instruction! LLVM ERROR: Broken module found, compilation aborted!
|
| Labels |
new issue
|
| Assignees |
|
| Reporter |
TatyanaDoubts
|
To reproduce run opt with the test below with -passes=slp-vectorizer -slp-threshold=-99999
```
; ModuleID = 'reduced.ll'
source_filename = "reduced.ll"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128-ni:1-p2:32:8:8:32-ni:2"
target triple = "x86_64-unknown-linux-gnu"
define void @widget(i32 %arg) #0 gc "statepoint-example" personality ptr null {
bb:
%load = load i32, ptr addrspace(3) null, align 4
%load1 = load i32, ptr addrspace(3) null, align 4
%load2 = load i32, ptr addrspace(3) null, align 4
%load3 = load i32, ptr addrspace(3) null, align 4
%invoke = invoke i32 null(ptr addrspace(1) null, i32 0)
to label %bb4 unwind label %bb5
bb4: ; preds = %bb
ret void
bb5: ; preds = %bb
%phi = phi i32 [ 0, %bb ]
%phi6 = phi i32 [ 0, %bb ]
%phi7 = phi i32 [ 0, %bb ]
%phi8 = phi i32 [ 0, %bb ]
%landingpad = landingpad { ptr, i32 }
cleanup
br label %bb11
bb9: ; No predecessors!
%landingpad10 = landingpad { ptr, i32 }
cleanup
br label %bb11
bb11: ; preds = %bb9, %bb5
%phi12 = phi i32 [ 0, %bb9 ], [ %phi, %bb5 ]
%phi13 = phi i32 [ 0, %bb9 ], [ %phi8, %bb5 ]
%phi14 = phi i32 [ 0, %bb9 ], [ %phi6, %bb5 ]
%phi15 = phi i32 [ %arg, %bb9 ], [ %phi7, %bb5 ]
%phi16 = phi i32 [ 0, %bb9 ], [ %load, %bb5 ]
%phi17 = phi i32 [ 0, %bb9 ], [ %load1, %bb5 ]
%phi18 = phi i32 [ %arg, %bb9 ], [ %load2, %bb5 ]
%phi19 = phi i32 [ 0, %bb9 ], [ %load3, %bb5 ]
ret void
}
attributes #0 = { "target-features"="+prfchw,-cldemote,+avx,+aes,+sahf,+pclmul,-xop,+crc32,-amx-fp8,+xsaves,-avx512fp16,-usermsr,-sm4,-egpr,+sse4.1,-avx512ifma,+xsave,+sse4.2,-tsxldtrk,-sm3,-ptwrite,-widekl,-movrs,-invpcid,+64bit,+xsavec,-avx10.1-512,-avx512vpopcntdq,+cmov,-avx512vp2intersect,-avx512cd,+movbe,-avxvnniint8,-ccmp,-amx-int8,-kl,-avx10.1-256,-sha512,-avxvnni,-rtm,+adx,+avx2,-hreset,-movdiri,-serialize,-vpclmulqdq,-avx512vl,-uintr,-cf,+clflushopt,-raoint,-cmpccxadd,+bmi,-amx-tile,+sse,-avx10.2-256,-gfni,-avxvnniint16,-amx-fp16,-zu,-ndd,+xsaveopt,+rdrnd,-avx512f,-amx-bf16,-avx512bf16,-avx512vnni,-push2pop2,+cx8,-avx512bw,+sse3,-pku,-nf,-amx-tf32,-amx-avx512,+fsgsbase,+clzero,-mwaitx,-lwp,+lzcnt,+sha,-movdir64b,-ppx,+wbnoinvd,-enqcmd,-amx-transpose,-avx10.2-512,-avxneconvert,-tbm,-pconfig,-amx-complex,+ssse3,+cx16,+bmi2,+fma,+popcnt,-avxifma,+f16c,-avx512bitalg,-rdpru,+clwb,+mmx,+sse2,+rdseed,-avx512vbmi2,-prefetchi,-amx-movrs,+rdpid,-fma4,-avx512vbmi,-shstk,-vaes,-waitpkg,-sgx,+fxsr,-avx512dq,+sse4a" }
```
Reproducer: https://godbolt.org/z/zcEfbPvWK
Stack dump:
```
0. Program arguments: /opt/compiler-explorer/clang-assertions-trunk/bin/opt -o /app/output.s -S -passes=slp-vectorizer -slp-threshold=-99999 <source>
1. Running pass "verify" on module "<source>"
#0 0x00000000054cb0d8 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/opt/compiler-explorer/clang-assertions-trunk/bin/opt+0x54cb0d8)
#1 0x00000000054c8a64 SignalHandler(int, siginfo_t*, void*) Signals.cpp:0:0
#2 0x0000769775842520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
#3 0x00007697758969fc pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x969fc)
#4 0x0000769775842476 gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x42476)
#5 0x00007697758287f3 abort (/lib/x86_64-linux-gnu/libc.so.6+0x287f3)
#6 0x000000000080813f llvm::json::operator==(llvm::json::Value const&, llvm::json::Value const&) (.cold) JSON.cpp:0:0
#7 0x0000000005406ee8 (/opt/compiler-explorer/clang-assertions-trunk/bin/opt+0x5406ee8)
#8 0x00000000053035e8 (/opt/compiler-explorer/clang-assertions-trunk/bin/opt+0x53035e8)
#9 0x0000000000938fce llvm::detail::PassModel<llvm::Module, llvm::VerifierPass, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/opt/compiler-explorer/clang-assertions-trunk/bin/opt+0x938fce)
#10 0x00000000052c2620 llvm::PassManager<llvm::Module, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/opt/compiler-explorer/clang-assertions-trunk/bin/opt+0x52c2620)
#11 0x000000000094341a llvm::runPassPipeline(llvm::StringRef, llvm::Module&, llvm::TargetMachine*, llvm::TargetLibraryInfoImpl*, llvm::ToolOutputFile*, llvm::ToolOutputFile*, llvm::ToolOutputFile*, llvm::StringRef, llvm::ArrayRef<llvm::PassPlugin>, llvm::ArrayRef<std::function<void (llvm::PassBuilder&)>>, llvm::opt_tool::OutputKind, llvm::opt_tool::VerifierKind, bool, bool, bool, bool, bool, bool, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/opt+0x94341a)
#12 0x0000000000936bec optMain (/opt/compiler-explorer/clang-assertions-trunk/bin/opt+0x936bec)
#13 0x0000769775829d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#14 0x0000769775829e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#15 0x000000000092e825 _start (/opt/compiler-explorer/clang-assertions-trunk/bin/opt+0x92e825)
Program terminated with signal: SIGSEGV
Compiler returned: 139
```
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