https://github.com/ericsssan/ic-fuzzer

Diagnose & fix V8 megamorphic deoptimizations in Node/TypeScript: runnable example, benchmark, raw --trace-deopt/--log-ic tracing, strict TS, JIT-friendliness lint, and a CI deopt-gate. Companion to the article 'From Production Flamegraph to Fixed Megamorphic Call Site'.

deoptimization jit nodejs performance typescript v8

Last synced: 16 Jul 2026