[PATCH 3/3] Fix ubsan tests by disabling of an optimization.

[Jakub Jelinek]

On Thu, Jul 09, 2015 at 03:56:35PM +0200, mliska wrote:
> ---
>  gcc/testsuite/g++.dg/ubsan/vptr-1.C | 2 +-
>  gcc/testsuite/g++.dg/ubsan/vptr-2.C | 2 +-
>  gcc/testsuite/g++.dg/ubsan/vptr-3.C | 2 +-
>  3 files changed, 3 insertions(+), 3 deletions(-)

I'd actually think it would be better to give up on the
UBSAN_* internal calls in tail merging.  Those internal pass
arguments based on their gimple_location, so tail merging breaks
them.

	Jakub