A (comment) line that is longer than 72 characters in fixed form Fortran leads to warnings like Warning: Line 7816 of /home/eschnett/Calpha/Cactus/configs/einstein-gcc-debug/build/BSSN_MoL/Sources.f is being truncated which do not follow the usual "file name, line number" format.
Confirmed.
Patch here: http://gcc.gnu.org/ml/gcc-patches/2004-06/msg01677.html
Subject: Bug 15511 CVSROOT: /cvs/gcc Module name: gcc Changes by: tobi@gcc.gnu.org 2004-06-21 22:22:32 Modified files: gcc/fortran : ChangeLog scanner.c Log message: PR fortran/15511 * scanner.c (load_line): Don't truncate preprocessor lines. Reformat error message. (preprocessor_line): Issue warning in case of malformed preprocessor line. Patches: http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fortran/ChangeLog.diff?cvsroot=gcc&r1=1.80&r2=1.81 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fortran/scanner.c.diff?cvsroot=gcc&r1=1.5&r2=1.6
Fixed.