Re: Stable update to newer GCC versions soon?

On 19/03/2026 20:16, Brian Inglis via Cygwin-apps wrote:
> On 2026-03-19 09:10, Hamish McIntyre-Bhatty via Cygwin-apps wrote:
>> I see that there are test packages for newer versions of GCC, but the 
>> stable packages remains on the older GCC 13. I've encountered internal 
>> compiler errors when compiling unit tests for python-pybind11, and I 
>> was wondering why the test versions haven't been marked stable yet, as 
>> they might fix the issue.
>>
>> If the answer is that more testing needs to be done then I may 
>> volunteer myself for that as it would probably benefit me to have a 
>> newer stable compiler. Also, can I report the internal compiler errors 
>> upstream or can I not due to downstream Cygwin patches?
> 
> GCC packages are normally considered stable when they reach V.4... which 
> for V14 might have been expected to be last ~August but now may not be 
> until ~May or ~August?

Oh, okay, I wasn't aware of that, and a quick search suggests that they 
should be stable from the V.1 release, which is in keeping with when 
many common Linux distros update? Am I missing something, or is this 
just when the Cygwin packages are considered stable?

> 
>      https://gcc.gnu.org/gcc-13/
> 
>      Release History
> 
>      GCC 13.4
>          June 5, 2025 (changes, documentation)
>      GCC 13.3
>          May 21, 2024 (changes, documentation)
>      GCC 13.2
>          July 27, 2023 (changes, documentation)
>      GCC 13.1
>          April 26, 2023 (changes, documentation)
> 
>      https://gcc.gnu.org/gcc-14/
> 
>      Release History
> 
>      GCC 14.3
>          May 23, 2025 (changes, documentation)
>      GCC 14.2
>          Aug 1, 2024 (changes, documentation)
>      GCC 14.1
>          May 7, 2024 (changes, documentation)
> 
>      https://gcc.gnu.org/gcc-15/
> 
>      Release History
> 
>      GCC 15.2
>          August 8, 2025 (changes, documentation)
>      GCC 15.1
>          April 25, 2025 (changes, documentation)
> 
>      https://gcc.gnu.org/gcc-16/
> 
>          https://gcc.gnu.org/gcc-16/criteria.html
> 
> Source Package: gcc
> 
>     summary: GNU Compiler Collection
> ...
> Version            Arch...       Date ...Status Files
> ...
> 11.4.0-1            src... 2023-06-05 ...stable .../gcc-11.4.0-1-src
> 11.5.0-1            src... 2024-07-21 ...stable .../gcc-11.5.0-1-src
> 12.4.0-3            src... 2024-07-29 ...stable .../gcc-12.4.0-3-src
> 12.5.0-1            src... 2025-07-13 ...stable .../gcc-12.5.0-1-src
> 13.4.0-1            src... 2025-06-15 ...stable .../gcc-13.4.0-1-src
> 14.3.1+20260206-0.1 src... 2026-02-11 ... test  .../ 
> gcc-14.3.1+20260206-0.1-src
> 15.2.1+20260207-0.1 src... 2026-02-11 ... test  .../ 
> gcc-15.2.1+20260207-0.1-src
> 16.0.0+20260208-0.1 src... 2026-02-15 ... test  .../ 
> gcc-16.0.0+20260208-0.1-src
>