https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62218
--- Comment #2 from dhowells at redhat dot com <dhowells at redhat dot com> ---
The build is configured thus:
AR_FOR_TARGET=/usr/bin/sh-linux-gnu-ar \
AS_FOR_TARGET=/usr/bin/sh-linux-gnu-as \
DLLTOOL_FOR_TARGET=/usr/bin/sh-linux-gnu-dlltool \
LD_FOR_TARGET=/usr/bin/sh-linux-gnu-ld \
NM_FOR_TARGET=/usr/bin/sh-linux-gnu-nm \
OBJDUMP_FOR_TARGET=/usr/bin/sh-linux-gnu-objdump \
RANLIB_FOR_TARGET=/usr/bin/sh-linux-gnu-ranlib \
STRIP_FOR_TARGET=/usr/bin/sh-linux-gnu-strip \
WINDRES_FOR_TARGET=/usr/bin/sh-linux-gnu-windres \
WINDMC_FOR_TARGET=/usr/bin/sh-linux-gnu-windmc \
LDFLAGS='-Wl,-z,relro ' \
../gcc-4.9.1-20140717/configure \
--bindir=/usr/bin \
--build=x86_64-redhat-linux-gnu \
--datadir=/usr/share \
--disable-decimal-float \
--disable-dependency-tracking \
--disable-gold \
--disable-libgomp \
--disable-libmudflap \
--disable-libquadmath \
--disable-libssp \
--disable-nls \
--disable-plugin \
--disable-shared \
--disable-silent-rules \
--disable-sjlj-exceptions \
--disable-threads \
--enable-checking= \
--enable-gnu-unique-object \
--enable-initfini-array \
--enable-languages=c,c++ \
--enable-linker-build-id \
--enable-nls \
--enable-obsolete \
--enable-targets=all \
--exec-prefix=/usr \
--host=x86_64-redhat-linux-gnu \
--includedir=/usr/include \
--infodir=/usr/share/info \
--libexecdir=/usr/libexec \
--localstatedir=/var \
--mandir=/usr/share/man \
--prefix=/usr \
--program-prefix=sh-linux-gnu- \
--sbindir=/usr/sbin \
--sharedstatedir=/var/lib \
--sysconfdir=/etc \
--target=sh-linux-gnu \
--with-bugurl=http://bugzilla.redhat.com/bugzilla/ \
--with-linker-hash-style=gnu \
--with-newlib \
--with-sysroot=/usr/sh-linux-gnu/sys-root \
--with-system-libunwind \
--with-system-zlib \
--without-headers \
--without-isl \
--without-cloog \
'--with-multilib-list=m1,m2,m2e,m4,m4-single,m4-single-only,m2a,m2a-single,!m2a,!m2a-single'
