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toolchain.eclass: add comment mentioning toolchain-legacy.eclass in overlay

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Signed-off-by: Sam James <sam@gentoo.org>
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Sam James 2025-11-13 04:58:11 +00:00
parent 888f6ef711
commit 69fdb7c506
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1 changed files with 5 additions and 0 deletions
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eclass/toolchain.eclass
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@ -16,6 +16,7 @@ _TOOLCHAIN_ECLASS=1
RUST_OPTIONAL="1"
# See tc_version_is_at_least below wrt old EAPIs vs old GCCs.
case ${EAPI} in
8) ;;
*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
@ -263,6 +264,10 @@ fi
# Require minimum gcc version to simplify assumptions.
# Normally we would require gcc-6+ (based on sys-devel/gcc)
# but we still have sys-devel/gcc-apple-4.2.1_p5666.
#
# Older GCC support lives in toolchain-legacy.eclass in the toolchain
# repository at https://gitweb.gentoo.org/proj/toolchain.git/. Patches
# welcome!
tc_version_is_at_least 8 || die "${ECLASS}: ${GCC_RELEASE_VER} is too old."
PREFIX=${TOOLCHAIN_PREFIX:-${EPREFIX}/usr}