bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

Don't normalize constants unless they need normalization

Browse source
This commit is contained in:
Michael Goulet 2022-11-06 17:14:05 +00:00
parent 7eef946fc0
commit 152646f23f
2 changed files with 5 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

4
compiler/rustc_trait_selection/src/traits/query/normalize.rs
View file

@ -353,6 +353,10 @@ impl<'cx, 'tcx> FallibleTypeFolder<'tcx> for QueryNormalizer<'cx, 'tcx> {
&mut self,
constant: ty::Const<'tcx>,
) -> Result<ty::Const<'tcx>, Self::Error> {
if !needs_normalization(&constant, self.param_env.reveal()) {
return Ok(constant);
}
let constant = constant.try_super_fold_with(self)?;
debug!(?constant, ?self.param_env);
Ok(crate::traits::project::with_replaced_escaping_bound_vars(