sys-devel/gcc: add 16.0.0_p20250713

Signed-off-by: Sam James <sam@gentoo.org>

sys-devel/gcc/Manifest

@@ -35,8 +35,10 @@ DIST gcc-15.1.0-patches-2.tar.xz 19340 BLAKE2B ea8be3f2a79cfbc69583dd7b96590ebfb
 DIST gcc-15.1.0-patches-3.tar.xz 18664 BLAKE2B 8b6c04bb011122a8a748e8c6de59d5d4998bc02cc02667a48b3d7754721bf59d22bb3e31ab07c7ab26ece2f2ad3d7bcd319c84d58d0361ae6621bed6bebc53a0 SHA512 3c6d79449f44f9229ef0b5994933fdaece97eb78dd6c6497d6277ea34e5f02af7ce60902c452d0ce9db8d560e73703e7f32becf35a822dd6ac46496711969287
 DIST gcc-15.1.0.tar.xz 98268344 BLAKE2B a902ce99db4e93615879e435bcd0b96d5a16ea0af42598ca0e6d12913b2ce3651a98574c3264b2717b848e6b5a823b403ccca0adde463938d5b41aa3f1da0d34 SHA512 ddd35ca6c653dffa88f7c7ef9ee4cd806e156e0f3b30f4d63e75a8363361285cd566ee73127734cde6a934611de815bee3e32e24bfd2e0ab9f7ff35c929821c1
 DIST gcc-16-20250706.tar.xz 94122820 BLAKE2B ec48e2eef32aa2dfebff8264b943f344f8e06d6f2175ba75850a14d5019060800cfc94984ea7649483661c62818210259a22d0e33e60bfb32db02d372ce6b12a SHA512 a194f808ce19b66dc0786b62e23bc75e29e3d79779b2176c0f7e8bda564d937e2f0e83fb2337d3b8b5230bb22d1a053b371276418fd537d7ccc9e5242496037c
+DIST gcc-16-20250713.tar.xz 94187924 BLAKE2B 72381c90481e854f90358f98be3d3face062bbb9627c0a8810e8d8c325974abaa651396d20e249f6133b6fbae09bac2c521349809532160ecf9a545c422e9a62 SHA512 a76965f94b59eb931215ed763df44dc1e91683711b704b5b375ecddfda8c23c0d33b932788580de430040ccf58b3db193ebbe0a0ef6dd23391b15edebd043dc1
 DIST gcc-16.0.0-musl-patches-1.tar.xz 3040 BLAKE2B 18b16357699780eb470cf44a10710281955140103198e0bd55b75e1efe3dbec233689edb11e1b9a62f782f3d97293af4906c18c2c41613b422eda085ee819467 SHA512 5ba580c7c7bb9e62935a5162d44d357cc31185a113acff7498ed7b1ac43fd0a35de7c3de0c87f02fe0be46b5e55b49bb35d1f5cd470058d21a9ea4096a37e13d
 DIST gcc-16.0.0-patches-5.tar.xz 23960 BLAKE2B 216e4d2b669043f2bd50fa69099388475b81129a9c96884f5ee1846dedd926e5243217d361ad840537c503e3af429d4930dbda92becbd4575fd6d5f4e3b3f47e SHA512 7aa48f5b979ee8feaa722d718d94497f7ae2d51b1793f7f7717befd7d8c5f379557e03d8af14c33b4483e64ad2e702ae6ae34a127a082abeb7e65acaa4999a3f
+DIST gcc-16.0.0-patches-6.tar.xz 22984 BLAKE2B 8766217760bf6397c5d929866e52f26b3b1c3004095ed6e35ed79196d6bac64635a90a68f677c8536748d7169116d6db50b7b851bd6ba8d7a25110127c86b933 SHA512 763394ee2aa3d3038a6dbbc8b30441b674f1d309a3a5ae3e33bdc850b26b4d579e44254d9fcd0f69f0f98aaa375b89c10524626c79a25df91f07f1f8959d68bb
 DIST gcc-8.5.0-patches-4.tar.xz 18616 BLAKE2B 7594cbaea5daecf1a0b3d526c06aeba0a84c6da66aee2e105a51fda6be8d30a37ccc3814281b284a4582d892a1d556bca063551584edfc2525bed8ea5b6888e7 SHA512 1aa5742c361186637e7855f06feb1a4547e7d4d5de6e51f3d049e0ef3c19e2eff179465f52781739f59422035b7f8e4c0efa3844849f920f3c96acfdc37ca6a6
 DIST gcc-8.5.0.tar.xz 63841008 BLAKE2B aa81a1a730fd7371360f6abed6ba78b5843fd18c58d5de5687acc320741b9e430e85df3535a1ef7a26051409be8d2f0945f503e5968480d919103123a99d4b12 SHA512 92f599680e6b7fbce88bcdda810f468777d541e5fddfbb287f7977d51093de2a5178bd0e6a08dfe37090ea10a0508a43ccd00220041abbbec33f1179bfc174d8
 DIST gcc-9.5.0-patches-2.tar.xz 14324 BLAKE2B 1d3bf3e673108ad2fcdcb86daefb4603d1c9f6aa815e34d1591054d466b76d6f50cce124ab4760528c4951ea16eb00888a3e6485417f81ebf250548732df4a8e SHA512 a6d6f650aaf0bd193a17ac279649f0544a282cea295824384c59341c3000eac4b574b60e00dd427585d928f9768166abf85168b47772132790ad98854acacbbf

sys-devel/gcc/gcc-16.0.0_p20250713.ebuild

@@ -0,0 +1,56 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# Maintenance notes and explanations of GCC handling are on the wiki:
+# https://wiki.gentoo.org/wiki/Project:Toolchain/sys-devel/gcc
+
+TOOLCHAIN_PATCH_DEV="sam"
+TOOLCHAIN_HAS_TESTS=1
+PATCH_GCC_VER="16.0.0"
+PATCH_VER="6"
+MUSL_VER="1"
+MUSL_GCC_VER="16.0.0"
+PYTHON_COMPAT=( python3_{11..14} )
+
+if [[ -n ${TOOLCHAIN_GCC_RC} ]] ; then
+	# Cheesy hack for RCs
+	MY_PV=$(ver_cut 1).$((($(ver_cut 2) + 1))).$((($(ver_cut 3) - 1)))-RC-$(ver_cut 5)
+	MY_P=${PN}-${MY_PV}
+	GCC_TARBALL_SRC_URI="mirror://gcc/snapshots/${MY_PV}/${MY_P}.tar.xz"
+	TOOLCHAIN_SET_S=no
+	S="${WORKDIR}"/${MY_P}
+fi
+
+inherit toolchain
+
+if tc_is_live ; then
+	# Needs to be after inherit (for now?), bug #830908
+	EGIT_BRANCH=master
+elif [[ -z ${TOOLCHAIN_USE_GIT_PATCHES} ]] ; then
+	# Don't keyword live ebuilds
+	#KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
+	:;
+fi
+
+if [[ ${CATEGORY} != cross-* ]] ; then
+	# Technically only if USE=hardened *too* right now, but no point in complicating it further.
+	# If GCC is enabling CET by default, we need glibc to be built with support for it.
+	# bug #830454
+	RDEPEND="elibc_glibc? ( sys-libs/glibc[cet(-)?] )"
+	DEPEND="${RDEPEND}"
+fi
+
+src_prepare() {
+	local p upstreamed_patches=(
+		# add them here
+	)
+	for p in "${upstreamed_patches[@]}"; do
+		rm -v "${WORKDIR}/patch/${p}" || die
+	done
+
+	toolchain_src_prepare
+	eapply "${FILESDIR}"/${PN}-13-fix-cross-fixincludes.patch
+	eapply_user
+}