Re: [PATCH] Use MEM_EXPR only if MEM_P is true

[Jakub Jelinek]

On Wed, Jun 04, 2025 at 05:02:45PM +0200, Stefan Schulze Frielinghaus wrote:
> Building a subreg in case of
> 
>   else if (GET_CODE (x) == CONST)
>     {
>       /* Extract the symbol ref from:
>          (mem:QI (const:DI (unspec:DI [(symbol_ref:DI ("foo"))]
>                                        UNSPEC_PLT/GOTENT)))  */

Shouldn't that have one extra MEM somewhere?
If needs to read a DImode pointer from PLT/GOT which is a pointer
to .text where the mem:QI serves as dereference of the first byte
of the code?

        Jakub