Function GetAutoSenseRadix

ext/src/llvm/StringRef.cpp:389–414

}

static unsigned GetAutoSenseRadix(StringRef &Str) {
  if (Str.empty())
    return 10;

  if (Str.startswith("0x") || Str.startswith("0X")) {
    Str = Str.substr(2);
    return 16;
  }

  if (Str.startswith("0b") || Str.startswith("0B")) {
    Str = Str.substr(2);
    return 2;
  }

  if (Str.startswith("0o")) {
    Str = Str.substr(2);
    return 8;
  }

  if (Str[0] == '0' && Str.size() > 1 && isDigit(Str[1])) {
    Str = Str.substr(1);
    return 8;
  }

  return 10;
}

bool llvm::consumeUnsignedInteger(StringRef &Str, unsigned Radix,
                                  unsigned long long &Result) {