another assertion failed in RegisterScavenging #1651
Labels
bugzilla
Issues migrated from bugzilla
compile-fail
Use [accepts-invalid] and [rejects-valid] instead
Extended Description
laurov@laurov-desktop:~/llvm/llvm/build$ llc bugpoint-reduced-simplified.bc
llc: /home/laurov/llvm/llvm/lib/CodeGen/RegisterScavenging.cpp:141: void
llvm::RegScavenger::forward(): Assertion `isUnused(Reg) || isReserved(Reg)' failed.
llc((anonymous namespace)::PrintStackTrace()+0x1a)[0x88d7886]
llc((anonymous namespace)::SignalHandler(int)+0x112)[0x88d7b4c]
[0xffffe420]
/lib/tls/i686/cmov/libc.so.6(abort+0x103)[0xb7d8cef3]
/lib/tls/i686/cmov/libc.so.6(__assert_fail+0xfb)[0xb7d84dbb]
llc(llvm::RegScavenger::forward()+0x3df)[0x8741249]
llc(llvm::RegScavenger::forward(llvm::ilist_iteratorllvm::MachineInstr)+0x13)[0x8455267]
llc[0x872b9ea]
llc[0x872d99e]
llc(llvm::MachineFunctionPass::runOnFunction(llvm::Function&)+0x28)[0x8405a8e]
llc(llvm::FPPassManager::runOnFunction(llvm::Function&)+0x13a)[0x88639a6]
llc(llvm::FunctionPassManagerImpl::run(llvm::Function&)+0x6e)[0x8863c2a]
llc(llvm::FunctionPassManager::run(llvm::Function&)+0x88)[0x8863cea]
llc(main+0xbe9)[0x83d6bdd]
/lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xdc)[0xb7d778cc]
llc(__gxx_personality_v0+0x175)[0x83d4f11]
Aborted (core dumped)
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