toolchain.eclass: add an upstream bug reference to ELFv2 ABI

Closes: https://bugs.gentoo.org/704784
Bug: https://gcc.gnu.org/PR93157
Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>

diff --git a/eclass/toolchain.eclass b/eclass/toolchain.eclass
index ada2e4496fcbb9c924e2e6b74c2a0033c55be5c7..64c38828a2eb4e6291bfdfc372b9c3b5e0060f01 100644 (file)
--- a/eclass/toolchain.eclass
+++ b/eclass/toolchain.eclass
@@ -1213,6 +1213,7 @@ toolchain_src_configure() {
                # but musl does not support elfv1 at all on any endian ppc64
                # see https://git.musl-libc.org/cgit/musl/tree/INSTALL
                # https://bugs.gentoo.org/704784
+               # https://gcc.gnu.org/PR93157
                [[ ${CTARGET} == powerpc64-*-musl ]] && confgcc+=( --with-abi=elfv2 )
                ;;
        riscv)