diff options
| -rw-r--r-- | llvm/lib/CodeGen/RegisterClassInfo.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/RegisterClassInfo.cpp b/llvm/lib/CodeGen/RegisterClassInfo.cpp index bdfb2baa716..1523bd4d164 100644 --- a/llvm/lib/CodeGen/RegisterClassInfo.cpp +++ b/llvm/lib/CodeGen/RegisterClassInfo.cpp @@ -186,6 +186,7 @@ unsigned RegisterClassInfo::computePSetLimit(unsigned Idx) const { NumRCUnits = NUnits; } } + assert(RC && "Failed to find register class"); compute(RC); unsigned NReserved = RC->getNumRegs() - getNumAllocatableRegs(RC); return TRI->getRegPressureSetLimit(*MF, Idx) - |
