Attachment #429160 for bug #578396

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	# the older versions, we don't want to bother supporting it.  #448024
	tc_version_is_at_least 4.8 && IUSE+=" graphite" IUSE_DEF+=( sanitize )
	tc_version_is_at_least 4.9 && IUSE+=" cilk"
	tc_version_is_at_least 5.0 && IUSE+=" jit mpx"
	tc_version_is_at_least 6.0 && IUSE+=" pie +ssp"
fi


		fi
	fi

	if tc_version_is_at_least 5.0 ; then
		if in_iuse mpx ; then
			confgcc+=( $(use_enable mpx libmpx ) )
		else
			confgcc+=( --disable-libmpx )
		fi
	fi

	if in_iuse cilk ; then
		confgcc+=( $(use_enable cilk libcilkrts) )
	fi

Lines 7525-7530 sys-devel/gcc:go - Build the GCC Go language frontend. Link Here

(-)a/profiles/use.local.desc (+1 lines)
7525	sys-devel/gcc:graphite - Add support for the framework for loop optimizations based on a polyhedral intermediate representation	7525	sys-devel/gcc:graphite - Add support for the framework for loop optimizations based on a polyhedral intermediate representation
7526	sys-devel/gcc:jit - Enable libgccjit so other applications can embed gcc for Just-In-Time compilation. This will slow down the compiler a bit as it forces all of the toolchain to be shared libs.	7526	sys-devel/gcc:jit - Enable libgccjit so other applications can embed gcc for Just-In-Time compilation. This will slow down the compiler a bit as it forces all of the toolchain to be shared libs.
7527	sys-devel/gcc: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)	7527	sys-devel/gcc: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)
		7528	sys-devel/gcc:mpx - Add compiler support for Intel Memory Protection Extensions (MPX)
7528	sys-devel/gcc:mudflap - Add support for mudflap, a pointer use checking library	7529	sys-devel/gcc:mudflap - Add support for mudflap, a pointer use checking library
7529	sys-devel/gcc:multislot - Allow for multiple versions to be emerged at once for same CTARGET	7530	sys-devel/gcc:multislot - Allow for multiple versions to be emerged at once for same CTARGET
7530	sys-devel/gcc:nopie - Disable PIE support (NOT FOR GENERAL USE)	7531	sys-devel/gcc:nopie - Disable PIE support (NOT FOR GENERAL USE)

Return to bug 578396

Lines 153-159 if [[ ${PN} != "kgcc64" && ${PN} != gcc-* ]] ; then Link Here

(-)a/eclass/toolchain.eclass (-1 / +9 lines)
153	# the older versions, we don't want to bother supporting it. #448024	153	# the older versions, we don't want to bother supporting it. #448024
154	tc_version_is_at_least 4.8 && IUSE+=" graphite" IUSE_DEF+=( sanitize )	154	tc_version_is_at_least 4.8 && IUSE+=" graphite" IUSE_DEF+=( sanitize )
155	tc_version_is_at_least 4.9 && IUSE+=" cilk"	155	tc_version_is_at_least 4.9 && IUSE+=" cilk"
156	tc_version_is_at_least 5.0 && IUSE+=" jit"	156	tc_version_is_at_least 5.0 && IUSE+=" jit mpx"
157	tc_version_is_at_least 6.0 && IUSE+=" pie +ssp"	157	tc_version_is_at_least 6.0 && IUSE+=" pie +ssp"
158	fi	158	fi
159		159
Lines 1161-1166 toolchain_src_configure() { Link Here
1161	fi	1161	fi
1162	fi	1162	fi
1163		1163
		1164	if tc_version_is_at_least 5.0 ; then
		1165	if in_iuse mpx ; then
		1166	confgcc+=( $(use_enable mpx libmpx ) )
		1167	else
		1168	confgcc+=( --disable-libmpx )
		1169	fi
		1170	fi
		1171
1164	if in_iuse cilk ; then	1172	if in_iuse cilk ; then
1165	confgcc+=( $(use_enable cilk libcilkrts) )	1173	confgcc+=( $(use_enable cilk libcilkrts) )
1166	fi	1174	fi