On Thu, 16 Dec, 2021, 6:28 pm Richard Biener, <richard.guent...@gmail.com> wrote:
> On December 16, 2021 7:33:37 AM GMT+01:00, Shubham Narlawar via Gcc < > gcc@gcc.gnu.org> wrote: > >Hello, > > > > > >I have a PHI node that defines a variable that is used in 1 statement. I > >then delete the statement. I think I need to update the PHI node to no > >longer reference that variable. I looked through some code and I don't see > >a way to just remove an element from a PHI node and I see in the file > >omp-expand.c what looks like creating a new PHI node and copying over all > >of the elements. > > > >My question is: how do I update a PHI node per the above? Is it necessary > - > >if I don't do anything and leave the PHI node as is it appears to work, > >though I don't know the implications of this. If I do need to update it, > do > >I recreate it and delete the old one? > > You don't need to do anything to the PHI node. > Understood! Thanks and Regards, Shubham > Richard. > > >Thanks and Regards, > >Shubham > >
