[Bug fortran/66128] ICE for some intrinsics with zero sized array parameter

[tkoenig at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66128

--- Comment #18 from Thomas Koenig <tkoenig at gcc dot gnu.org> ---
Author: tkoenig
Date: Sun Mar 11 20:28:00 2018
New Revision: 258435

URL: https://gcc.gnu.org/viewcvs?rev=258435&root=gcc&view=rev
Log:
2018-03-11  Thomas Koenig  <tkoe...@gcc.gnu.org>

        PR fortran/66128
        * simplify.c (simplify_transformation): Return default result for
        empty array argument.
        (gfc_simplify_all): Remove special-case handling for zerosize.
        (gfc_simplify_any): Likewise.
        (gfc_simplify_count): Likewise.
        (gfc_simplify_iall): Likewise.
        (gfc_simplify_iany): Likewise.
        (gfc_simplify_iparity): Likewise.
        (gfc_simplify_minval): Likewise.
        (gfc_simplify_maxval): Likewise.
        (gfc_simplify_norm2): Likewise.
        (gfc_simplify_product): Likewise.
        (gfc_simplify_sum): Likewise.

2018-03-11  Thomas Koenig  <tkoe...@gcc.gnu.org>

        PR fortran/66128
        * gfortran.dg/zero_sized_9.f90: New test.


Added:
    trunk/gcc/testsuite/gfortran.dg/zero_sized_9.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/simplify.c
    trunk/gcc/testsuite/ChangeLog