Re: Formal review request for Hash2

From: Peter Dimov (pdimov_at_[hidden])
Date: 2024-12-04 19:08:12

> One can manually copy and paste the necessary headers:
> 
> https://godbolt.org/z/5Maf9Mx9h
> 
> Using a "hash archetype" (a skeleton algorithm that doesn't have any
> definitions) it seems that MyStruct1 and MyStruct3 generate the exact same
> code, so it must be inlining shenanigans.
> 
> mp_for_each, which the described class code uses, probably adds a few more
> function calls that push things over some Clang limit.
> 
> As a general rule, Clang is more conservative with inlining than GCC is,
> especially at -O3.

Using ripemd_128, the code remains identical: https://godbolt.org/z/8hTdhT3rq