[Bug middle-end/38140] [4.4 Regression] ice for C code with -O2

jakub at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Mon Nov 17 21:01:00 GMT 2008



------- Comment #5 from jakub at gcc dot gnu dot org  2008-11-17 21:00 -------
Subject: Bug 38140

Author: jakub
Date: Mon Nov 17 20:58:52 2008
New Revision: 141949

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141949
Log:
        PR middle-end/38140
        * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
        propagating x = &a into *x = b, add a cast if not useless
        type conversion or don't optimize if another stmt would be
        needed.

        * gcc.dg/pr38140.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr38140.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-forwprop.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38140



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