c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := nfcIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = nfcIndex[o]

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := nfcIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = nfcIndex[o]

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := nfcIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = nfcIndex[o]

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := idnaIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = idnaIndex[o]
		c2 := s[2]

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := idnaIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = idnaIndex[o]
		c2 := s[2]

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := idnaIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = idnaIndex[o]
		c2 := s[2]

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := idnaIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = idnaIndex[o]
		c2 := s[2]

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := idnaIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = idnaIndex[o]
		c2 := s[2]

		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		return t.lookupValue(uint32(i), c1), 2
	case c0 < 0xF0: // 3-byte UTF-8
		if len(s) < 3 {
			return 0, 0
		}
		i := idnaIndex[c0]
		c1 := s[1]
		if c1 < 0x80 || 0xC0 <= c1 {
			return 0, 1 // Illegal UTF-8: not a continuation byte.
		}
		o := uint32(i)<<6 + uint32(c1)
		i = idnaIndex[o]
		c2 := s[2]

- [`KT-64309`](https://youtrack.jetbrains.com/issue/KT-64309) Generate a variable mapping for continuation parameter in suspend methods just from the start
- [`KT-65438`](https://youtrack.jetbrains.com/issue/KT-65438) K2: Introduce WEAKLY_HIDDEN concept to built-in-JDK content mapping