http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54791
--- Comment #21 from Adi <adivilceanu at yahoo dot com> 2012-11-13 08:29:51 UTC --- I am trying to build gcc 4.7.2 in order to apply the patch you suggested. I did the following: -download the gcc 4.7.2 -unzip and untar to to the root directory. mkdir /gcc-build cd /gcc-build ../gcc-4.7.2/configure --enable-languages=c,c++ make When making I get the errors from the attachment I put on Comment 20. I am using: AIX (oslevel -s = 6100-06-09-1228) make-3.80-1 mpfr-3.1.0-1 libmpc-0.9-1 mpfr-devel-3.1.1-1 gmp-5.0.5-1 gmp-devel-5.0.5-1 libmpc-devel-1.0.1-2 Do you know why I am getting this ?