On Fri, 8 Nov 2024, Richard Sandiford via Gcc wrote:
> We changed one of the AArch64-specific --params for GCC 14.
> Unfortunately, it seems that a lot of people were relying on the
> previous behaviour.

Umpf.

> Every --param is documented in the user-facing manual, so it's not
> surprising that people picked it up.  The documentation of --param
> itself starts with:
:
> So we can point at the last paragraph above and say "nyah, nyah, told you so".
> But that isn't helpful.  The disclaimer is at the head of a huge table,
> and anyone interested in tuning things is likely to find the specific
> params that interest them by searching for keywords, rather than by
> reading the whole text from beginning to end.  Besides, the documentation
> is supposed to be there to help people, rather than be something to hit
> them over the head with.

I like your attitude.

And I like your suggestion:

> But to avoid confusion, how about moving the documentation of the 
> individual --params from the user-facing manual to gccint (with a link)?

In fact, I was going to suggest the same approach until, re-reading your 
mail more carefully, realized this was actually your proposal already. :-)

So, okay, unless someone fiercly objects in which case we need to have a 
deeper conversation.

Gerald

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