Puzzled by this behavior

[deadalnix]

On Friday, 3 June 2022 at 14:46:29 UTC, Iain Buclaw wrote:
> On Wednesday, 1 June 2022 at 00:17:50 UTC, Timon Gehr wrote:
>>
>> There are local functions in C?
>
> [Yes](https://gcc.gnu.org/onlinedocs/gcc-12.1.0/gcc/Nested-Functions.html#Nested-Functions).

Indeed, both GCC and clang implement this, but it's non standard.

The way it is implemented is really interesting, as it doesn't 
generate delegate, but proper function pointers with JITted 
trampolines.