v2.3.20-RC

Kotlin v2.3.20-RC focuses on stability and performance fixes across WebAssembly, Native, and Compose compilation. Key improvements include resolving compiler hangs in Android projects, fixing Safari load time regressions, and enhancing multiplatform Gradle build reliability. This release addresses critical issues from the 2.3.20-Beta1 cycle while maintaining backward compatibility.

Highlights

• Fixed compiler hangs in Android builds with SQLDelight integration
• Resolved WebAssembly performance degradation and Safari load time issues
• Improved Compose compiler stability with cache inference and crash fixes
• Fixed false-positive nullability warnings with Java Optional interop
• Restored PMCS as default garbage collector for Native targets
• Enhanced multiplatform Gradle builds with Project Isolation support