C++ (Cpp) ssubの例

コード例 #1

ファイル: nwxString.cpp プロジェクト: HelloWilliam/osiris

int nwxString::FindNoCase(
  const wxString &str,
  const wxString &substr)
{
  wxString ss(str);
  wxString ssub(substr);
  ss.MakeLower();
  ssub.MakeLower();
  int nRtn = ss.Find((const wxChar *)ssub);
  return nRtn;
}

コード例 #2

ファイル: builtins-overflow.cpp プロジェクト: LegalizeAdulthood/clang

static_assert(mul<int>(17,22) == Result<int>{false, 374});
static_assert(mul<int>(INT_MAX / 22, 23) == Result<int>{true, -2049870757});
static_assert(mul<int>(INT_MIN / 22, -23) == Result<int>{true, -2049870757});

constexpr Result<int> sadd(int lhs, int rhs) {
  int sum{};
  return {__builtin_sadd_overflow(lhs, rhs, &sum), sum};
}

static_assert(sadd(17,22) == Result<int>{false, 39});
static_assert(sadd(INT_MAX - 22, 23) == Result<int>{true, INT_MIN});
static_assert(sadd(INT_MIN + 22, -23) == Result<int>{true, INT_MAX});

constexpr Result<int> ssub(int lhs, int rhs) {
  int sum{};
  return {__builtin_ssub_overflow(lhs, rhs, &sum), sum};
}

static_assert(ssub(17,22) == Result<int>{false, -5});
static_assert(ssub(INT_MAX - 22, -23) == Result<int>{true, INT_MIN});
static_assert(ssub(INT_MIN + 22, 23) == Result<int>{true, INT_MAX});

constexpr Result<int> smul(int lhs, int rhs) {
  int sum{};
  return {__builtin_smul_overflow(lhs, rhs, &sum), sum};
}

static_assert(smul(17,22) == Result<int>{false, 374});
static_assert(smul(INT_MAX / 22, 23) == Result<int>{true, -2049870757});
static_assert(smul(INT_MIN / 22, -23) == Result<int>{true, -2049870757});