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-rw-r--r--src/librustc/mir/mod.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/librustc/mir/mod.rs b/src/librustc/mir/mod.rs
index f244306a0cf..1d0e95245ea 100644
--- a/src/librustc/mir/mod.rs
+++ b/src/librustc/mir/mod.rs
@@ -888,7 +888,7 @@ impl<'tcx> Lvalue<'tcx> {
         self.elem(ProjectionElem::Deref)
     }
 
-    pub fn downcast(self, adt_def: AdtDef<'tcx>, variant_index: usize) -> Lvalue<'tcx> {
+    pub fn downcast(self, adt_def: &'tcx AdtDef, variant_index: usize) -> Lvalue<'tcx> {
         self.elem(ProjectionElem::Downcast(adt_def, variant_index))
     }