gcc-apple

USE флаги

• bootstrap - !DO NOT SET THIS FLAG YOURSELF! avoids need for autoconf during bootstrap stage2
• cxx - Build support for C++ (bindings, extra libraries, code generation, ...)
• fortran - Add support for fortran
• nls - Add Native Language Support (using gettext - GNU locale utilities)
• objc - Build support for the Objective C code language
• objc++ - Build support for the Objective C++ language
• openmp - Build support for the OpenMP (support parallel computing), requires >=sys-devel/gcc-4.2 built with USE="openmp"
• test - Enable dependencies and/or preparations necessary to run tests (usually controlled by FEATURES=test but can be toggled independently)
• vanilla - Do not add extra patches which change default behaviour; DO NOT USE THIS ON A GLOBAL SCALE as the severity of the meaning changes drastically