Elide lifetimes not used

czipperz · Centril · web-flow · commit c25b3df3e548 · 2019-06-01T16:50:15.000-07:00
Co-Authored-By: Mazdak Farrokhzad &lt;twingoow@gmail.com&gt;
diff --git a/src/librustc_mir/borrow_check/used_muts.rs b/src/librustc_mir/borrow_check/used_muts.rs
@@ -52,7 +52,7 @@ struct GatherUsedMutsVisitor<'visit, 'cx: 'visit, 'gcx: 'tcx, 'tcx: 'cx> {
     mbcx: &'visit mut MirBorrowckCtxt<'cx, 'gcx, 'tcx>,
 }
 
-impl<'visit, 'cx, 'gcx, 'tcx> GatherUsedMutsVisitor<'visit, 'cx, 'gcx, 'tcx> {
+impl GatherUsedMutsVisitor<'_, '_, '_, '_> {
     fn remove_never_initialized_mut_locals(into: &Place) {
         // Remove any locals that we found were initialized from the
         // `never_initialized_mut_locals` set. At the end, the only remaining locals will

Original file line number	Diff line number	Diff line change
`@@ -52,7 +52,7 @@ struct GatherUsedMutsVisitor<'visit, 'cx: 'visit, 'gcx: 'tcx, 'tcx: 'cx> {`
`52`	`52`	`mbcx: &'visit mut MirBorrowckCtxt<'cx, 'gcx, 'tcx>,`
`53`	`53`	`}`
`54`	`54`
`55`		`-impl<'visit, 'cx, 'gcx, 'tcx> GatherUsedMutsVisitor<'visit, 'cx, 'gcx, 'tcx> {`
	`55`	`+impl GatherUsedMutsVisitor<'_, '_, '_, '_> {`
`56`	`56`	`fn remove_never_initialized_mut_locals(into: &Place) {`
`57`	`57`	`// Remove any locals that we found were initialized from the`
`58`	`58`	// `never_initialized_mut_locals` set. At the end, the only remaining locals will