gcc 4.9.2 has worse performance than clang 3.5 when dealing with
complex numbers.
See bug 64410:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64410
For adding two arrays with complex numbers, clang's vectoriser is
better able to exploit the layout of complex numbers.
Inner loop produced by gcc:
On Thursday 2014-12-18 10:05, Sebastian Huber wrote:
> I have a question regarding the localized write permission for OS
> maintainers. In
>
> https://www.gnu.org/software/gcc/svnwrite.html
>
> we have
>
> "Localized write permission.
>
>This is for people who have primary responsibility f
On 25 December 2014 at 16:28, Olaf van der Spek wrote:
> Hi,
>
> https://gcc.gnu.org/ links to https://gcc.gnu.org/gcc-5/ (GCC 5 C++14
> language feature-complete [2014-12-23]) which doesn't exist.
It should probably be https://gcc.gnu.org/gcc-5/status.html
>> Important: Because the final ISO C++
Snapshot gcc-4.8-20141225 is now available on
ftp://gcc.gnu.org/pub/gcc/snapshots/4.8-20141225/
and on various mirrors, see http://gcc.gnu.org/mirrors.html for details.
This snapshot has been generated from the GCC 4.8 SVN branch
with the following options: svn://gcc.gnu.org/svn/gcc/branches
Hi,
https://gcc.gnu.org/ links to https://gcc.gnu.org/gcc-5/ (GCC 5 C++14
language feature-complete [2014-12-23]) which doesn't exist.
> Important: Because the final ISO C++14 standard was only recently
published, GCC's support is experimental.
Is C++11 support no longer experimental? Is C+
