WG14 accepted https://www.open-std.org/jtc1/sc22/wg14/www/docs/n3322.pdf
at this week's meeting in Minneapolis, allowing various zero-length
language and library operations on null pointers in C2Y (in support of the
idiom where an empty array may be represented by a null pointer with zero
lengt
Snapshot gcc-12-20241003 is now available on
https://gcc.gnu.org/pub/gcc/snapshots/12-20241003/
and on various mirrors, see https://gcc.gnu.org/mirrors.html for details.
This snapshot has been generated from the GCC 12 git branch
with the following options: git://gcc.gnu.org/git/gcc.git branch
* Joseph Myers:
> The real question is how to achieve optimal warnings in the absence of the
> attribute. Should we have a variant of the nonnull attribute that warns
> for NULL arguments but without optimizing based on them?
I think attribute access already covers part of it:
#include
void
On 2024-10-03 15:42, Florian Weimer wrote:
I think attribute access already covers part of it:
The GCC documentation for attribute access[1] is unclear as to whether
the pointer is allowed to be null when the size is zero. Perhaps we
could ask the GCC maintainers to document that it's allowed
On Thu, Oct 3, 2024 at 7:51 AM Filip Kastl wrote:
>
> Hi All,
>
> While toying with the switch conversion GIMPLE pass I noticed that the pass
> generates a dead statement. I wanted to investigate why this happens and
> potentially fix this. However after looking into the part of the pass
> respo
Hi All,
While toying with the switch conversion GIMPLE pass I noticed that the pass
generates a dead statement. I wanted to investigate why this happens and
potentially fix this. However after looking into the part of the pass
responsible for generating the code in question I still have no idea
Hi all,
On Wed, Oct 02, 2024 at 08:29:26PM GMT, Alejandro Colomar wrote:
> > On Wed, Oct 02, 2024 at 11:41:20AM +0200, Alejandro Colomar wrote:
> > > Hi!
> > >
> > > This operator is as voted in a WG14 meeting yesterday, with the only
> > > difference that we name it __lengthof__ instead of _Leng
