On 29/03/19 12:02 -0400, Ed Smith-Rowland wrote:
On 3/29/19 9:23 AM, Jakub Jelinek wrote:
On Fri, Mar 29, 2019 at 09:10:26AM -0400, Ed Smith-Rowland via gcc-patches
wrote:
Greetings,
This patch implements C++20 constexpr for , , .
It's a large patch but only affects C++20 and the volume is m
Am Fr., 29. März 2019 um 19:08 Uhr schrieb Ed Smith-Rowland via
libstdc++ :
>
> I made __memmove and __memcmp inline so that, certainly for C++ < 20
> these don't pessimize.
Hmmh, are you sure? In my (not very up-to-date) code base I find that
c++config.h defines
#ifndef _GLIBCXX20_CONSTEXPR
# if
On 3/29/19 12:39 PM, Jakub Jelinek wrote:
On Fri, Mar 29, 2019 at 12:02:48PM -0400, Ed Smith-Rowland wrote:
This differs from the previous patch in actually testing constexpr :-\ and
in the addition of wrappers for __builtin_memmove and __builtin_memcmp that
supply constexpr branches if C++20 an
On Fri, Mar 29, 2019 at 12:02:48PM -0400, Ed Smith-Rowland wrote:
> > > This differs from the previous patch in actually testing constexpr :-\ and
> > > in the addition of wrappers for __builtin_memmove and __builtin_memcmp
> > > that
> > > supply constexpr branches if C++20 and is_constant_evalua
On Fri, Mar 29, 2019 at 12:30:02PM -0400, Ed Smith-Rowland wrote:
> I see what you did there ;-) I could make my patch use the same idiom as
> what you have in the char_traits patch if folks would prefer.
>
> BTW, what does
>
> (void) __s;
Avoid -Wunused-parameter warning.
Jakub
On 3/29/19 11:12 AM, Jakub Jelinek wrote:
On Fri, Mar 29, 2019 at 11:07:53AM -0400, Jason Merrill wrote:
On Tue, Mar 19, 2019 at 4:57 PM Ed Smith-Rowland via gcc-patches
wrote:
On 3/18/19 6:18 PM, Jonathan Wakely wrote:
On 17/03/19 22:54 -0400, Ed Smith-Rowland via libstdc++ wrote:
I'm very s
On 3/29/19 9:23 AM, Jakub Jelinek wrote:
On Fri, Mar 29, 2019 at 09:10:26AM -0400, Ed Smith-Rowland via gcc-patches
wrote:
Greetings,
This patch implements C++20 constexpr for , , .
It's a large patch but only affects C++20 and the volume is mostly test
cases.
This differs from the previous
On Fri, Mar 29, 2019 at 11:07:53AM -0400, Jason Merrill wrote:
> On Tue, Mar 19, 2019 at 4:57 PM Ed Smith-Rowland via gcc-patches
> wrote:
> >
> > On 3/18/19 6:18 PM, Jonathan Wakely wrote:
> > > On 17/03/19 22:54 -0400, Ed Smith-Rowland via libstdc++ wrote:
> > > I'm very surprised that none of t
On Tue, Mar 19, 2019 at 4:57 PM Ed Smith-Rowland via gcc-patches
wrote:
>
> On 3/18/19 6:18 PM, Jonathan Wakely wrote:
> > On 17/03/19 22:54 -0400, Ed Smith-Rowland via libstdc++ wrote:
> > I'm very surprised that none of the algos that dispatch to
> > __builtin_memove need changes, because those
On Fri, Mar 29, 2019 at 09:10:26AM -0400, Ed Smith-Rowland via gcc-patches
wrote:
> Greetings,
>
> This patch implements C++20 constexpr for , , .
>
> It's a large patch but only affects C++20 and the volume is mostly test
> cases.
>
> This differs from the previous patch in actually testing co
Greetings,
This patch implements C++20 constexpr for , , .
It's a large patch but only affects C++20 and the volume is mostly test
cases.
This differs from the previous patch in actually testing constexpr :-\
and in the addition of wrappers for __builtin_memmove and
__builtin_memcmp that su
On 3/19/19 4:57 PM, Ed Smith-Rowland via libstdc++ wrote:
On 3/18/19 6:18 PM, Jonathan Wakely wrote:
On 17/03/19 22:54 -0400, Ed Smith-Rowland via libstdc++ wrote:
Greetings,
This patch implements C++20 p0202 - Add Constexpr Modifiers to
Functions in and Headers
and C++20 p1023 - constexp
On 3/18/19 6:18 PM, Jonathan Wakely wrote:
On 17/03/19 22:54 -0400, Ed Smith-Rowland via libstdc++ wrote:
Greetings,
This patch implements C++20 p0202 - Add Constexpr Modifiers to
Functions in and Headers
and C++20 p1023 - constexpr comparison operators for std::array.
The patch is large
On 3/18/19 6:18 PM, Jonathan Wakely wrote:
On 17/03/19 22:54 -0400, Ed Smith-Rowland via libstdc++ wrote:
Greetings,
This patch implements C++20 p0202 - Add Constexpr Modifiers to
Functions in and Headers
and C++20 p1023 - constexpr comparison operators for std::array.
The patch is large
On 17/03/19 22:54 -0400, Ed Smith-Rowland via libstdc++ wrote:
Greetings,
This patch implements C++20 p0202 - Add Constexpr Modifiers to
Functions in and Headers
and C++20 p1023 - constexpr comparison operators for std::array.
The patch is large because of the testsuite additions. Basical
Greetings,
This patch implements C++20 p0202 - Add Constexpr Modifiers to Functions
in and Headers
and C++20 p1023 - constexpr comparison operators for std::array.
The patch is large because of the testsuite additions. Basically, the
algorithms and the array comparison operators are all m
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