http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47613
--- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> 2011-02-05 14:48:07 UTC --- On Fedora 14/x86-64, I got [hjl@gnu-34 rrs]$ /usr/gcc-4.6/bin/gfortran pr47613.f90 -static [hjl@gnu-34 rrs]$ ./a.out -1 T [hjl@gnu-34 rrs]$ /usr/gcc-4.6/bin/gfortran -v Using built-in specs. COLLECT_GCC=/usr/gcc-4.6/bin/gfortran COLLECT_LTO_WRAPPER=/usr/gcc-4.6/libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/lto-wrapper Target: x86_64-unknown-linux-gnu Configured with: /net/gnu-13/export/gnu/src/gcc/gcc/configure --enable-clocale=gnu --with-system-zlib --enable-checking=assert --with-demangler-in-ld --prefix=/usr/gcc-4.6 --with-local-prefix=/usr/local --enable-cloog-backend=isl --enable-stage1-languages=c++ --with-ppl-include=/opt/gnu/include --with-ppl-lib=/opt/gnu/lib64 --with-cloog-include=/opt/gnu/include --with-cloog-lib=/opt/gnu/lib64 --with-fpmath=sse Thread model: posix gcc version 4.6.0 20110202 (experimental) [trunk revision 169766] (GCC) [hjl@gnu-34 rrs]$