[Bug fortran/56872] [4.8/4.9 Regression] Incorrect SUM evaluation, involving implied-do loop, with -ffrontend-optimize

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56872

--- Comment #7 from Tobias Burnus <burnus at gcc dot gnu.org> 2013-04-08 20:10:54 UTC ---
Author: tkoenig
Date: Mon Apr  8 19:36:43 2013
New Revision: 197610

URL: http://gcc.gnu.org/viewcvs?rev=197610&root=gcc&view=rev
Log:
2013-04-08  Thomas Koenig  <tkoenig@gcc.gnu.org>

    PR fortran/56782
    * frontend-passes.c (callback_reduction):  Dont't do
    any simplification if there is only a single element
    which has an iterator.

2013-04-08  Thomas Koenig  <tkoenig@gcc.gnu.org>

    PR fortran/56782
    * gfortran.dg/array_constructor_44.f90:  New test.


Added:
    trunk/gcc/testsuite/gfortran.dg/array_constructor_44.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/frontend-passes.c
    trunk/gcc/testsuite/ChangeLog