[Bug rtl-optimization/117464] Pointers mismatch after some pointer arithmetic (+ and - from base address)

[prazdnovserg at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117464

Серёжа Празднов <prazdnovserg at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |CLOSED
         Resolution|INVALID                     |FIXED

--- Comment #4 from Серёжа Празднов <prazdnovserg at gmail dot com> ---
(In reply to Andrew Pinski from comment #3)
> You can place an compiler barrier after the update of the pointer though
> like so:
> ```
>     AllocatedMemBlocks[1].MemBlockPtr -= 10;
>     asm("":::"memory");
> ```
> 
> Which will "Fix" the issue but that is just workaround the overall aliasing
> violation you have.

Thanks, i'll try to rewrite code. Is it possible to avoid memory fragmentation
moving data and pointers to it?