diff options
Diffstat (limited to 'llvm/tools/llvm-reduce/deltas/ReduceVirtualRegisters.cpp')
| -rw-r--r-- | llvm/tools/llvm-reduce/deltas/ReduceVirtualRegisters.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/tools/llvm-reduce/deltas/ReduceVirtualRegisters.cpp b/llvm/tools/llvm-reduce/deltas/ReduceVirtualRegisters.cpp index 2b97e65bbf09..3ec9555c0f2f 100644 --- a/llvm/tools/llvm-reduce/deltas/ReduceVirtualRegisters.cpp +++ b/llvm/tools/llvm-reduce/deltas/ReduceVirtualRegisters.cpp @@ -23,9 +23,9 @@ static void dropRegisterHintsFromFunction(Oracle &O, MachineFunction &MF) { for (unsigned I = 0, E = MRI.getNumVirtRegs(); I != E; ++I) { Register Reg = Register::index2VirtReg(I); - const std::pair<unsigned, SmallVector<Register, 4>> &Hints = + const std::pair<unsigned, SmallVector<Register, 4>> *Hints = MRI.getRegAllocationHints(Reg); - if (Hints.second.empty()) + if (!Hints || Hints->second.empty()) continue; if (!O.shouldKeep()) |