[Bug middle-end/38503] [4.4 regression] warnings from -isystem headers strikes back.

rguenth at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Tue Jan 27 10:43:00 GMT 2009



------- Comment #16 from rguenth at gcc dot gnu dot org  2009-01-27 10:43 -------
Subject: Bug 38503

Author: rguenth
Date: Tue Jan 27 10:42:59 2009
New Revision: 143700

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=143700
Log:
2009-01-27  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/38503
        * cfgexpand.c (expand_gimple_basic_block): Ignore
        GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
        * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
        variables that cannot have TBAA applied.
        (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
        statements.

        * g++.dg/warn/Wstrict-aliasing-bogus-placement-new.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/warn/Wstrict-aliasing-bogus-placement-new.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgexpand.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-structalias.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38503



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