The -MT and -MQ options should replace the default target in the
generated dependency file. deps_add_target needs to be called before
cpp_read_main_file, otherwise the original object name is added.
gcc/fortran/
PR fortran/47485
* cpp.cc: fix -MT/-MQ adding additional target instea
Attached is the revised patch incorporating handling of optional
arguments of a calling procedure and simplified checking for C
interoperability.
See the PR for much discussion.
Regression tested on x86_64_linux_gnu.
Two test cases.
OK for trunk?
Author: Steven G. Kargl
Date: Sun Dec 29
