CLion 2025.3 is here, a landmark release with a groundbreaking Constexpr Debugger...

CLion 2025.3 Is Here, and It’s Epic: Faster Language Engine, Unique Constexpr Debugger, DAP Support, and Much More

by Oleg Zinovyev

From the article:

CLion 2025.3 represents one of our most ambitious releases yet. Beyond the extensive feature additions and workflow improvements, this version marks a fundamental shift in how we approach C and C++ language support – prioritizing speed and precision at every level.

The key release updates are as follows:

Faster performance with the CLion Nova language engine as the default.

Deeper insight into compile-time evaluations with the unique Constexpr Debugger.

Expanded debugger options with support for the Debug Adapter Protocol.

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