Re: [TCLCORE] TIP 715 approved?

[Harald O. <har...@el...>]

Thanks, Donal,

the difference public Headers/Code is not in the TIP.
It should not be in voted state to my understanding.

Thanks,
Harald

Am 12.11.2025 um 10:48 schrieb Donal Fellows:
> Tcl 9.0 and 8.6 remain exactly as they were (for people who are 
> stuck), /and/ we are being quite a bit more conservative with our public 
> headers, at least for now. This is literally for building Tcl 9.1 itself.
> 
> Also, embedded platforms may actually benefit from using a newer 
> compiler. There's a definite non-zero chance that stopping insisting on 
> remaining in the Century of the Fruitbat will lead to benefits. (When 
> one searches online for the state of such things, it turns out that the 
> platforms that have a problem with upgrading tend to be 8-bit and 16-bit 
> platforms, or older; Tcl's /never /been supported on sub-32-bit anyway.)
> 
> Note that we can't quite go full in on C11 as MSVC has failed to 
> implement some parts, and has done some other parts poorly; you need to 
> poke around quite a bit to find those (hint: *max_align_t*). But 
> variadic macros are just so thoroughly useful for reducing the ugliness 
> (especially when paired with for-loop-scoping, though that's not this 
> change) and that's something that MSVC (and gcc and clang) supports.
> 
> Donal.
> 
> ------------------------------------------------------------------------
> *From:* Marc Culler <cul...@gm...>
> *Sent:* Wednesday, November 12, 2025 08:09
> *To:* apn...@ya... <apn...@ya...>
> *Cc:* tcl...@li... <tcl...@li...>
> *Subject:* Re: [TCLCORE] TIP 715 approved?
> 
> 
> My recollection is that we "decided" that no vote was needed on the TIP, 
> as it is only providing information, and that the information it 
> contains would need to be revised over time.
> 
> - Marc
> 
> On Wed, Nov 12, 2025 at 4:54 AM apnmbx-public--- via Tcl-Core <tcl- 
> co...@li... <mailto:tcl...@li...>> wrote:
> 
>     TIP 715 [core.tcl-lang.org] <https://urldefense.com/v3/__https://
>     core.tcl-lang.org/tips/doc/trunk/tip/715.md__;!!PDiH4ENfjr2_Jw!Hq-
>     wn_CkmqWjlb7HPkKP3kxqJBijcx95Yy5-kVaVOopU-
>     OiErFpBdlSHkp8VizI6kr2pQkjoRGlcn-fAdk8zOm6a8Z6rrw$> /Supported
>     platforms and build environments for Tcl/Tk 9.1/ shows Vote as Done.
>     When did this happen?
> 
>     Amongst other things, it requires C11 support in compilers and drops
>     support for Windows versions prior to Windows 10.
> 
>     I don’t object to either of these (though the requirement for C11
>     gives me a bit of pause for users of embedded platforms) but I am
>     curious to know when this vote/decision was explicitly made. I know
>     it was discussed more than once in the online meetings but was not
>     aware of a final decision.
> 
> 
> 
> 
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