[Bug fortran/90578] Wrong code with LSHIFT and optimization

[anlauf at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90578

--- Comment #11 from anlauf at gcc dot gnu.org ---
Author: anlauf
Date: Tue Jun 18 20:21:47 2019
New Revision: 272437

URL: https://gcc.gnu.org/viewcvs?rev=272437&root=gcc&view=rev
Log:
2019-06-18  Harald Anlauf  <anlauf@gmx.de>

        Backport from mainline
        2019-06-14  Harald Anlauf  <anlauf@gmx.de>

        PR fortran/90577
        PR fortran/90578
        * trans-intrinsic.c (gfc_conv_intrinsic_shift): Properly
        distinguish logical/arithmetic shifts.
        * intrinsic.texi: Update documentation for SHIFTR/SHIFTL/SHIFTA
        (Fortran 2008) and LSHIFT/RSHIFT (GNU extensions).

        PR fortran/90577
        PR fortran/90578
        * gfortran.dg/lrshift_1.f90: Adjust testcase.
        * gfortran.dg/shiftalr_3.f90: New testcase.

Added:
    branches/gcc-9-branch/gcc/testsuite/gfortran.dg/shiftalr_3.f90
Modified:
    branches/gcc-9-branch/gcc/fortran/ChangeLog
    branches/gcc-9-branch/gcc/fortran/intrinsic.texi
    branches/gcc-9-branch/gcc/fortran/trans-intrinsic.c
    branches/gcc-9-branch/gcc/testsuite/ChangeLog
    branches/gcc-9-branch/gcc/testsuite/gfortran.dg/lrshift_1.f90