Re: Fix PR tree-optimization/53729 (Re: [PATCH] Fix PR tree-optimization/53636)

2012-06-26 Thread Richard Guenther
On Mon, Jun 25, 2012 at 5:44 PM, Ulrich Weigand wrote: > Richard Guenther wrote: > >> In this testcase the alignment of arr[i] should be irrelevant - it is >> not part of >> the stmts that are going to be vectorized.  But of course this may be >> simply an odering issue in how we analyze data-refe

Re: Fix PR tree-optimization/53729 (Re: [PATCH] Fix PR tree-optimization/53636)

2012-06-25 Thread Mikael Pettersson
Ulrich Weigand writes: > Richard Guenther wrote: > > > In this testcase the alignment of arr[i] should be irrelevant - it is > > not part of > > the stmts that are going to be vectorized. But of course this may be > > simply an odering issue in how we analyze data-references / statements >

Fix PR tree-optimization/53729 (Re: [PATCH] Fix PR tree-optimization/53636)

2012-06-25 Thread Ulrich Weigand
Richard Guenther wrote: > In this testcase the alignment of arr[i] should be irrelevant - it is > not part of > the stmts that are going to be vectorized. But of course this may be > simply an odering issue in how we analyze data-references / statements > in basic-block vectorization (thus we pos