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Auto merge of #113154 - lcnr:better-probe-check, r=compiler-errors

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change snapshot tracking in fulfillment contexts

use the exact snapshot number to prevent misuse even when created inside of a snapshot
This commit is contained in:
bors 2023-07-01 01:53:10 +00:00
commit 7383ab7378
23 changed files with 79 additions and 121 deletions
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2
compiler/rustc_trait_selection/src/traits/select/mod.rs
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@ -606,7 +606,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
&mut self,
predicates: impl IntoIterator<Item = PredicateObligation<'tcx>>,
) -> Result<EvaluationResult, OverflowError> {
let mut fulfill_cx = crate::solve::FulfillmentCtxt::new();
let mut fulfill_cx = crate::solve::FulfillmentCtxt::new(self.infcx);
fulfill_cx.register_predicate_obligations(self.infcx, predicates);
// True errors
// FIXME(-Ztrait-solver=next): Overflows are reported as ambig here, is that OK?