Description of problem:
Similar to bug 188411 I wanted to rebuild the rawhide version of gcc on FC5. It
fails during configure with

+ ../configure --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info
--enable-shared --enable-threads=posix --enable-checking=release
--with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions
--enable-libgcj-multifile --enable-languages=c,c++,objc,obj-c++,java,fortran,ada
--enable-java-awt=gtk --disable-dssi
--with-java-home=/usr/lib/jvm/java-1.4.2-gcj-1.4.2.0/jre --with-cpu=generic
--host=x86_64-redhat-linux
creating cache ./config.cache
checking host system type... x86_64-redhat-linux-gnu
checking target system type... x86_64-redhat-linux-gnu
checking build system type... x86_64-redhat-linux-gnu
checking for a BSD compatible install... /usr/bin/install -c
checking whether ln works... yes
checking whether ln -s works... yes
checking for gcc... gcc
checking whether the C compiler (gcc -O2 -g -pipe -Wall -fexceptions
-fstack-protector --param=ssp-buffer-size=4 -mtune=generic ) works... yes
checking whether the C compiler (gcc -O2 -g -pipe -Wall -fexceptions
-fstack-protector --param=ssp-buffer-size=4 -mtune=generic ) is a
cross-compiler... no
checking whether we are using GNU C... yes
checking whether gcc accepts -g... yes
checking for gnatbind... gnatbind
checking whether compiler driver understands Ada... no
checking how to compare bootstrapped objects... cmp --ignore-initial=16 $$f1 $$f2
checking for correct version of gmp.h... yes
checking for MPFR... yes
configure: error: 
The following requested languages could not be built: ada
Recognised languages are: c,ada,c++,fortran,java,objc,obj-c++,treelang
error: Bad exit status from /var/tmp/rpm-tmp.9569 (%build)


Version-Release number of selected component (if applicable):
gcc-4.1.0-3 building gcc-4.1.0-6

How reproducible:
always

Steps to Reproduce:
1.rpmbuild --rebuild gcc-4.1.0-6.src.rpm