[Bug fortran/46678] New: [4.6 Regression] Wrong code with strings

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46678

           Summary: [4.6 Regression] Wrong code with strings
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Keywords: wrong-code
          Severity: normal
          Priority: P3
         Component: fortran
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: bur...@gcc.gnu.org
            Blocks: 46641


Related to PR 46641. Part of
http://groups.google.com/group/comp.lang.fortran/browse_thread/thread/1b907e3b7b6f3461


Test case:
http://groups.google.com/group/comp.lang.fortran/msg/cb8e13e6226bc6c5

gfortran mishandles strings. The program should - and does with GCC 4.5 - print 
...
Calling sub with N = 9
123456789
...

However, GCC 4.6 prints garbage such as:
...
Calling sub with N = 124
|P���1234|>|3456789012345678{�R����@@V���
...


working: GCC 4.5.1 20101116
working: 2010-07-12-r162074
working:            r162209 (cff02494c6064641537dbe3d76430c6a6d7b5c49)

failing:            r162225 (4fc1631a745b296a00a1c12167f4bbe7e93b047d)
failing:            r162275 (cb885d9b457451ef64ec3dc093ef6c78545fb199)
failing:            r162276 (540a8975b511546901446f43b79d46e52690b4f3)
failing: 2010-07-16-r162255 (segfault), 2010-08-28-r163612 (bogus characters)
failing: GCC 4.6.0 20101116 and 20101124