On 8/14/19 7:36 AM, Richard Biener wrote: > > The following patch makes forwprop DCE the stmts that become dead > because of propagation of copies and constants. For this to work > we actually have to do that reliably rather than relying on > fold_stmt doing this for us. > > This hits fortran/trans-intrinsic.c in a way that we do "interesting" > jump threading exposing a bogus uninit warning. I'll open a PR > for this with an (unreduced) testcase after committing. Feel free to mark it as a regression, if for no other reason than that guarantees that I look at it during stage3/stage4. I can adjust the marker at that time based on what I find.
jeff
