Enable just-in-time compilation for improved performance. May prevent use of some PaX memory protection features in Gentoo Hardened.
| Package | Local Description (use.local.desc) | Metadata Description (metadata.xml) |
|---|---|---|
| app-arch/zpaq | - | - |
| app-editors/emacs | Compile with Emacs Lisp native compiler support via libgccjit | Compile with Emacs Lisp native compiler support via libgccjit |
| app-emulation/aranym | Build Just-In-Time compiler variant with increased performance | Build Just-In-Time compiler variant with increased performance |
| app-emulation/fs-uae | - | - |
| dev-lang/moarvm | Enable Just-In-Time-Compiler. Has no effect except on AMD64 and Darwin. | Enable Just-In-Time-Compiler. Has no effect except on AMD64 and Darwin. |
| dev-lang/php | Enable PCRE JIT support | Enable PCRE JIT support |
| dev-lang/pypy | - | - |
| dev-lang/pypy3-exe | - | - |
| dev-lang/python | Enable experimental Just-In-Time compilation support. | Enable experimental Just-In-Time compilation support. |
| dev-lang/ruby | - | - |
| dev-lang/spidermonkey | - | - |
| dev-libs/libpcre | - | - |
| dev-python/pypy-exe | - | - |
| dev-qt/qtdeclarative | - | - |
| dev-scheme/guile | - | - |
| dev-scheme/racket | - | - |
| games-emulation/melonds | - | - |
| mail-filter/rspamd | Enable PCRE JIT support | Enable PCRE JIT support |
| net-proxy/privoxy | Enable PCRE jit (recommended) | Enable PCRE jit (recommended) |
| sci-ml/XNNPACK | Build with JIT micro-kernels | Build with JIT micro-kernels |
| sys-devel/gcc | Enable libgccjit so other applications can embed gcc for Just-In-Time compilation. | Enable libgccjit so other applications can embed gcc for Just-In-Time compilation. |
| www-apache/mod_security | Add support for the PCRE Just-in-Time optimisation, as enabled by dev-libs/libpcre2 with jit USE flag enabled. Might not be available on hardened systems. | Add support for the PCRE Just-in-Time optimisation, as enabled by <pkg>dev-libs/libpcre2</pkg> with jit USE flag enabled. Might not be available on hardened systems. |
| www-servers/varnish | - | - |