<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd"> <pkgmetadata> <maintainer type="project"> <email>ada@gentoo.org</email> </maintainer> <use> <flag name="ada">Build the ADA language (GNAT) frontend</flag> <flag name="awt">Useful only when building GCJ, this enables Abstract Window Toolkit (AWT) peer support on top of GTK+</flag> <flag name="bootstrap">Used to bootstrap gnat-gpl</flag> <flag name="cilk">Support the Cilk Plus language (C/C++ based languages for parallel programming)</flag> <flag name="fixed-point">Enable fixed-point arithmetic support for MIPS targets in gcc (Warning: significantly increases compile time!) </flag> <flag name="gcj">Build the GCJ Java language frontend.</flag> <flag name="go">Build the GCC Go language frontend.</flag> <flag name="graphite">Add support for the framework for loop optimizations based on a polyhedral intermediate representation</flag> <flag name="mpx">Enable support for Intel Memory Protection Extensions (MPX)</flag> <flag name="libssp">Build SSP support into a dedicated library rather than use the code in the C library (DO NOT ENABLE THIS IF YOU DON'T KNOW WHAT IT DOES)</flag> <flag name="nopie">Disable PIE support (NOT FOR GENERAL USE)</flag> <flag name="nossp">Disable SSP support (NOT FOR GENERAL USE)</flag> <flag name="nptl">Enable support for Native POSIX Threads Library, the new threading module (requires linux-2.6 or better usually)</flag> <flag name="objc">Build support for the Objective C code language </flag> <flag name="objc++">Build support for the Objective C++ language</flag> <flag name="objc-gc">Build support for the Objective C code language Garbage Collector</flag> <flag name="pgo">Build GCC using Profile Guided Optimization (PGO)</flag> <flag name="sanitize">Build support for various sanitizer functions (ASAN/TSAN/etc...)</flag> <flag name="systemtap">enable systemtap static probe points</flag> <flag name="ssp">Build packages with stack smashing protector on by default</flag> <flag name="vtv">Build support for virtual table verification (a C++ hardening feature)</flag> </use> </pkgmetadata>