gcc version 4.1.1 20061011 (Red Hat 4.1.1-30) gfortran -O2 -g
Test is attached. -- Summary: Segmentation fault -O2 of file with deep nested loops Product: gcc Version: 4.1.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: vladimir dot sysoev at gmail dot com GCC host triplet: x86_64-redhat-linux http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30654