[Bug fortran/45636] Failed to fold simple Fortran string

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45636

--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-10-12 
22:01:07 UTC ---
Author: jakub
Date: Tue Oct 12 22:01:04 2010
New Revision: 165401

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165401
Log:
    PR fortran/45636
    * tree-ssa-forwprop.c: Include expr.h.
    (constant_pointer_difference, simplify_builtin_call): New functions.
    (tree_ssa_forward_propagate_single_use_vars): Call
    simplify_builtin_call on builtin calls.

    * gcc.c-torture/execute/pr45636.c: New test.
    * gfortran.dg/pr45636.f90: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr45636.c
    trunk/gcc/testsuite/gfortran.dg/pr45636.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/Makefile.in
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-forwprop.c