Same problem with BrĂ¼tal Legend (after the intro): Buddha.bin.x86: AMDGPUInstrInfo.cpp:109: virtual void llvm::AMDGPUInstrInfo::storeRegToStackSlot(llvm::MachineBasicBlock&, llvm::MachineBasicBlock::iterator, unsigned int, bool, int, const llvm::TargetRegisterClass*, const llvm::TargetRegisterInfo*) const: Assertion `!"Not Implemented"' failed. Stack dump: 0. Running pass 'Function Pass Manager' on module 'tgsi'. 1. Running pass 'Greedy Register Allocator' on function '@main'