* lisp/progmodes/f90.el (f90-line-continued, f90-indent-region): Treat preprocessor lines embedded in continuations like comments. (f90-indent-line): Special-case preprocessor lines. * test/automated/f90.el (f90-test-bug13138): New test.
This directory contains files intended to test various aspects of Emacs's functionality. Please help add tests! (Also, see etc/compilation.txt for compilation mode font lock tests.)