Hi!
On Wed, May 29, 2013 at 12:02:27AM -0400, Ryan Johnson wrote:
Note, swapping the order of dl_iterate_phdr and _Unwind_Find_registered_FDE
IMHO is fine.
> I think what you're saying is that the p_eh_frame_hdr field could
> end up with a dangling pointer due to a dlclose call?
>
> If so, my a
On Wed, May 29, 2013 at 2:47 AM, Ian Lance Taylor wrote:
> On Mon, May 27, 2013 at 3:20 PM, Ryan Johnson
> wrote:
>>
>> I have a large C++ app that throws exceptions to unwind anywhere from 5-20
>> stack frames when an error prevents the request from being served (which
>> happens rather frequent
On 29/05/2013 3:36 AM, Jakub Jelinek wrote:
Hi!
On Wed, May 29, 2013 at 12:02:27AM -0400, Ryan Johnson wrote:
Note, swapping the order of dl_iterate_phdr and _Unwind_Find_registered_FDE
IMHO is fine.
I think what you're saying is that the p_eh_frame_hdr field could
end up with a dangling poin
On Tue, May 28, 2013 at 9:02 PM, Ryan Johnson
wrote:
>
> Maybe I misunderstood... there's currently a (very small) cache
> (unwind-dw2-fde-dip.c) that lives behind the loader mutex. It contains 8
> entries and each entry holds the start and end addresses for one loaded
> object, along with a point
On Tue, May 28, 2013 at 9:16 PM, Ryan Johnson
wrote:
> On 29/05/2013 12:01 AM, Ian Lance Taylor wrote:
>>
>> On Tue, May 28, 2013 at 8:50 PM, Ryan Johnson
>> wrote:
>>>
>>> For example, it should be reasonably safe to let __cxa_allocate_exception
>>> call dl_iterate_phdr in order to build a list
On 29/05/2013 9:41 AM, Ian Lance Taylor wrote:
On Tue, May 28, 2013 at 9:02 PM, Ryan Johnson
wrote:
Maybe I misunderstood... there's currently a (very small) cache
(unwind-dw2-fde-dip.c) that lives behind the loader mutex. It contains 8
entries and each entry holds the start and end addresses f
It would probably be a good idea to mention:
contrib/download_prerequisites
on this page:
http://gcc.gnu.org/install/prerequisites.html
and probably on this page:
http://gcc.gnu.org/install/download.html
Sincerely,
Michael Witten
Hi,
In tree-vect-loop.c, it limits the vectorization only to loops that have 2 BBs:
/* Inner-most loop. We currently require that the number of BBs is
exactly 2 (the header and latch). Vectorizable inner-most loops
look like this:
(pre-header)
2013/5/30 Michael Witten :
> It would probably be a good idea to mention:
>
> contrib/download_prerequisites
>
> on this page:
>
> http://gcc.gnu.org/install/prerequisites.html
>
> and probably on this page:
>
> http://gcc.gnu.org/install/download.html
>
> Sincerely,
> Michael Witten
Is this
