http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50392
--- Comment #7 from Vittorio Zecca <zeccav at gmail dot com> --- Still in gfortran 4.8.1. In trans-stmt.c:105 " len = GFC_DECL_STRING_LEN (se.expr);" the pointer se.expr->decl_common.lang_specific is NULL. Thus causing the segmentation fault.