On Sat, Apr 6, 2013 at 1:13 PM, Jeff Law l...@redhat.com wrote:
The tree combiner/forward propagator is missing opportunities to collapse
sequences like this:
_15 = _12 ^ _14;
if (_15 != 0)
Into:
if (_12 != _14)
The tree combiner/forward propagator builds this tree:
x ^ y
The tree combiner/forward propagator is missing opportunities to
collapse sequences like this:
_15 = _12 ^ _14;
if (_15 != 0)
Into:
if (_12 != _14)
The tree combiner/forward propagator builds this tree:
x ^ y
Then passes it to canonicalize_cond_expr_cond That is not suitable