[Bug fortran/31587] Module files shouldn't be updated if their content doesn't change

[fxcoudert at gcc dot gnu dot org]

------- Comment #13 from fxcoudert at gcc dot gnu dot org  2007-04-24 22:37 
-------
Subject: Bug 31587

Author: fxcoudert
Date: Tue Apr 24 22:37:37 2007
New Revision: 124126

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=124126
Log:
        PR fortran/31587

        * lib/gcc-dg.exp (scan-module): New function.
        * gfortran.dg/module_md5_1.f90: New test.

        * module.c (write_char): Add character to the MD5 buffer.
        (read_md5_from_module_file): New function.
        (gfc_dump_module): Compute MD5 for new module file. Call
        read_md5_from_module_file. Only overwrite old module file
        if the new MD5 is different.

Added:
    trunk/gcc/testsuite/gfortran.dg/module_md5_1.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/module.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/lib/gcc-dg.exp


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31587