[Bug c/104948] When '&&' present in a comparison, a warning should be generated

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104948

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
(In reply to dagelf from comment #3)
> Can you please give me an example of code with the generated machine code
> where it actually works as a logical AND? 
> 
> Because I've tried several versions, and under no circumstances did it
> function as a binary operator. 
> 
> The warning might be improved to state that `&&` is not logical AND.

Maybe you can provide one of the several versions where it does not work to
enlight us.  Even the following works

int f(int a)
{
L:
  if (a && && L)
    return 1;
  return 0;
}