On Tue, Jun 14, 2011 at 04:52:18PM +0200, Eric Botcazou wrote:
> > Well, Steve has a patch for non_strict_align effective_target
> > in http://gcc.gnu.org/ml/gcc-patches/2011-06/msg00673.html
> > (with s/strict_align/non_strict_align/g ), I was hoping it would be
> > reviewed and I'd just adjust the testcase to use it as well.
>
> Would it be applied to the 4.6 branch as well? If no, I think you should
> apply
> your patch to trunk and 4.6 branch and let Steve adjust it on trunk later.
I'd say it should be applied there as well.
Here is what I've just bootstrapped/regtested, Steve's patch with that
s/strict_align/non_strict_align/g plus a smallish change on top of that.
Mike, is this ok for trunk/4.6?
2011-06-14 Jakub Jelinek <ja...@redhat.com>
PR tree-optimization/48377
* gcc.dg/vect/pr48377.c: Add dg-require-effective-target
non_strict_align.
2011-06-14 Steve Ellcey <s...@cup.hp.com>
PR middle-end/49191
* lib/target-supports.exp (check_effective_target_non_strict_align):
New.
* gcc.dg/memcpy-3.c: Add dg-require-effective-target non_strict_align.
--- gcc/testsuite/lib/target-supports.exp (revision 174336)
+++ gcc/testsuite/lib/target-supports.exp (working copy)
@@ -3901,3 +3901,11 @@
return 1
}
+proc check_effective_target_non_strict_align {} {
+ return [check_no_compiler_messages non_strict_align assembly {
+ char *y;
+ typedef char __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) c;
+ c *z;
+ void foo(void) { z = (c *) y; }
+ } "-Wcast-align"]
+}
--- gcc/testsuite/gcc.dg/memcpy-3.c (revision 174336)
+++ gcc/testsuite/gcc.dg/memcpy-3.c (working copy)
@@ -1,5 +1,6 @@
/* { dg-do compile } */
/* { dg-options "-O -fdump-tree-optimized" } */
+/* { dg-require-effective-target non_strict_align } */
int get_int(const void *p)
{
--- gcc/testsuite/gcc.dg/vect/pr48377.c.jj 2011-05-02 18:39:10.000000000
+0200
+++ gcc/testsuite/gcc.dg/vect/pr48377.c 2011-06-03 13:19:53.000000000 +0200
@@ -1,4 +1,5 @@
/* PR tree-optimization/48377 */
+/* { dg-require-effective-target non_strict_align } */
typedef unsigned int U __attribute__((__aligned__ (1), __may_alias__));
Jakub
