5.3 Compiler Feature Flags & Diagnostic System

[Mathnerd314]

Function: A general flag and diagnostic system for testing new features, controlling debugging output, configuring optimizations, and reporting errors and warnings. Provides pluggable/customizable syntax extensions and a general compiler "ways" configuration system.

compiler feature flags for testing new features, debugging output, etc. - general flag system for configuring optimizations etc.

error/warning reporting and diagnostics