http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51779
--- Comment #6 from Steve Kargl <sgk at troutmask dot apl.washington.edu> 2012-01-07 16:02:51 UTC --- On Sat, Jan 07, 2012 at 07:31:46AM +0000, zippy at anl dot gov wrote: > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51779 > > --- Comment #2 from Tim Williams <zippy at anl dot gov> 2012-01-07 07:31:46 > UTC --- > (In reply to comment #1) > > What is the complete path for the gcc sources? > > /Users/zippy/Downloads/gcc-4.6.2/ > > > What is the complete path for where you tried > > to build gcc? > > /Users/zippy/Downloads/gcc-4.6.2/build2 > This might be a part of your problem. Others have noted that there are known issues with MacOS Loin. > > What is the configure command line > > you used? > > ../configure --prefix=$HOME/zippy_gcc --enable-checking=release > --with-gmp=$HOME/zippy_gcc --with-mpfr=$HOME/zippy_gcc > --with-mpc=$HOME/zippy_gcc --program-prefix=zippy- > > If helpful, I was using instructions from this blog as a guide (almost > certainly I am doing/configuring something wrong---no implication that these > instructions are wrong or that the blogger is in any way responsible): > > http://solarianprogrammer.com/2011/12/01/compiling-gcc-4-6-2-on-mac-osx-lion/ > Try reading http://gcc.gnu.org/install/