dev-lisp/ecl
ECL is an embeddable Common Lisp implementation
USE Flags
cxx
Global: Builds support for C++ (bindings, extra libraries, code generation, ...)
debug
Global: Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see http://www.gentoo.org/proj/en/qa/backtraces.xml
emacs
Global: Adds support for GNU Emacs
gengc
Global: Use generational garbage collection (experimental)
precisegc
Global: Use type information during garbage collection (experimental)
cpu_flags_x86_sse
* This flag is undocumented *
+threads
* This flag is undocumented *
+unicode
* This flag is undocumented *
X
Global: Adds support for X11