Commit cfc385d9 authored by Simon Pilgrim's avatar Simon Pilgrim
Browse files

X86FoldTablesEmitter - fix static analyzer potential invalid iterator warning. NFCI.

parent 37cdac63

llvm/utils/TableGen/X86FoldTablesEmitter.cpp

+3 −3
Original line number Diff line number Diff line
@@ -618,14 +618,14 @@ void X86FoldTablesEmitter::run(formatted_raw_ostream &OS) { 
    uint8_t Opc =

        getValueFromBitsInit(MemInst->TheDef->getValueAsBitsInit("Opcode"));



    if (RegInsts.count(Opc) == 0)

    auto RegInstsIt = RegInsts.find(Opc);

    if (RegInstsIt == RegInsts.end())

      continue;



    // Two forms (memory & register) of the same instruction must have the same

    // opcode. try matching only with register form instructions with the same

    // opcode.

    std::vector<const CodeGenInstruction *> &OpcRegInsts =

        RegInsts.find(Opc)->second;

    std::vector<const CodeGenInstruction *> &OpcRegInsts = RegInstsIt->second;



    auto Match = find_if(OpcRegInsts, IsMatch(MemInst, Records));

    if (Match != OpcRegInsts.end()) {