commit 1927278bfae34067f3006f13d739c0351f14a1d2
from: Benjamin Stürz <benni@stuerz.xyz>
date: Sat Jun 15 22:22:05 2024 UTC

fix toolchain bug when compiling on powerpc64-clang

Refs:
https://gcc.gnu.org/pipermail/gcc-patches/2024-March/648006.html
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=239266

commit - 85165aafc2dca81d4df459965dbece1f75f9c2cb
commit + 1927278bfae34067f3006f13d739c0351f14a1d2
blob - eb82ae0f10499c0ce9dde16c9e0bef4f28c22d58
blob + 8e96461c6ea9ec7ff7dd35279462fc090ecc607e
--- tools/Makefile
+++ tools/Makefile
@@ -176,7 +176,9 @@ ${STAMPS}/binutils-install: ${STAMPS}/binutils-build
 ${STAMPS}/gcc-configure: ${STAMPS}/gcc-extract ${STAMPS}/binutils-install ${STAMPS}/gmp ${STAMPS}/mpfr ${STAMPS}/mpc
 	mkdir -p ${TOOLS}/build/gcc/build
 	cd ${TOOLS}/build/gcc/build			\
-	&& CC="${CC}" CXX="${CXX}" ../configure		\
+	&& CC="${CC}" CXX="${CXX}"			\
+	CXXFLAGS="${CXXFLAGS} -Dvec_step=\"xvec_step\""	\
+	../configure					\
 		--prefix=${PREFIX}			\
 		--target=${TARGET}			\
 		--with-system-zlib			\