http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51103
Francois-Xavier Coudert <fxcoudert at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |fxcoudert at gcc dot | |gnu.org --- Comment #14 from Francois-Xavier Coudert <fxcoudert at gcc dot gnu.org> 2011-11-12 23:55:29 UTC --- So, you get twice a segfault running the compiler: configure:15421: /Users/rlewis/src/gcc-4.6.2/build/./gcc/gfortran -B/Users/rlewis/src/gcc-4.6.2/build/./gcc/ -B/usr/local/x86_64-apple-darwin11.2.0/bin/ -B/usr/local/x86_64-apple-darwin11.2.0/lib/ -isystem /usr/local/x86_64-apple-darwin11.2.0/include -isystem /usr/local/x86_64-apple-darwin11.2.0/sys-include -c -g -O2 conftest.f >&5 f951: internal compiler error: Segmentation fault: 11 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. configure:15421: $? = 1 configure: failed program was: | | program foo | real, parameter :: bar = sin (12.34 / 2.5) | end program foo configure:15425: result: no Now, can you try to run this: /Users/rlewis/src/gcc-4.6.2/build/gcc/f951 -quiet test.f where test.f contains: program foo real, parameter :: bar = sin (12.34 / 2.5) end program foo If it segfaults, please run it again inside gdb and try to get us a backtrace.