http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44341
--- Comment #10 from Kazumoto Kojima <kkojima at gcc dot gnu.org> 2011-01-14 00:11:39 UTC --- (In reply to comment #9) > Another approach to fix the problem It looks that the patch fixes the issue, though I've got ... ../LOCAL/trunk/configure: line 5232: ${with_target_mpc_*+set}: bad substitution ../LOCAL/trunk/configure: line 5285: ${with_target_mpfr_*+set}: bad substitution ../LOCAL/trunk/configure: line 5338: ${with_target_gmp_*+set}: bad substitution checking for the correct version of gmp.h... buggy but acceptable checking for the correct version of mpfr.h... buggy but acceptable checking for the correct version of mpc.h... buggy but acceptable checking for the correct version of the gmp/mpfr/mpc libraries... yes ../LOCAL/trunk/configure: line 5701: ${with_target_ppl_*+set}: bad substitution ../LOCAL/trunk/configure: line 5794: ${with_target_cloog_*+set}: bad substitution ... when configuring with ../LOCAL/trunk/configure --host=i686-pc-linux-gnu --target=sh4-unknown-linux-gnu --enable-lto --enable-shared --enable-threads=posix --enable-clocale=gnu --enable-libgcj --with-ld=/usr/local/bin/sh4-unknown-linux-gnu-ld --with-as=/usr/local/bin/sh4-unknown-linux-gnu-as --with-sysroot=/exp/ldroot --with-gmp=/opt2/i686-pc-linux-gnu --with-mpfr=/opt2/i686-pc-linux-gnu --with-mpc=/opt2/i686-pc-linux-gnu --with-libelf=/opt2/i686-pc-linux-gnu --with-ppl=no --enable-languages=c,c++,fortran,java,objc on my Fedora 13 box.