Function EXPECTED_TRY

lib/loader/ast/instruction.cpp:135–137

    // Read the opcode and check for errors.
    uint64_t Offset = FMgr.getOffset();
    EXPECTED_TRY(OpCode Code, loadOpCode().map_error([this](auto E) {
      return logLoadError(E, FMgr.getLastOffset(), ASTNodeAttr::Instruction);
    }));

    // Check with proposals.
    if (auto Res = Conf.isInstrNeedProposal(Code); unlikely(!!Res)) {