- [`KT-63994`](https://youtrack.jetbrains.com/issue/KT-63994) K2: Investigate K2 failures in IntelliJ-Rust plugin
- [`KT-64268`](https://youtrack.jetbrains.com/issue/KT-64268) K2: Data-flow from nested lambda not passed to outer lambda
- [`KT-59729`](https://youtrack.jetbrains.com/issue/KT-59729) K2: Investigate CFG buildings for inner lambdas in case of double-lambda builder inference

		ptr := s.newValue1(ssa.OpStringPtr, s.f.Config.Types.BytePtr, str)
		if !n.NonNil() {
			// We need to ensure []byte("") evaluates to []byte{}, and not []byte(nil).
			//
			// TODO(mdempsky): Investigate using "len != 0" instead of "ptr != nil".
			cond := s.newValue2(ssa.OpNeqPtr, types.Types[types.TBOOL], ptr, s.constNil(ptr.Type))
			zerobase := s.newValue1A(ssa.OpAddr, ptr.Type, ir.Syms.Zerobase, s.sb)

			// TODO: could we also get into this state if
			// the peer does a half close
			// (e.g. CloseWrite) because they're done
			// sending frames but they're still wanting
			// our open replies?  Investigate.
			// TODO: add CloseWrite to crypto/tls.Conn first
			// so we have a way to test this? I suppose
			// just for testing we could have a non-TLS mode.
			return false
		}
	} else {
		f := res.f