w

Author: lcnr

compiler/rustc_mir_build/src/build/expr/stmt.rs

@@ -42,7 +42,7 @@ impl<'a, 'tcx> Builder<'a, 'tcx> {
 
                 // Generate better code for things that don't need to be
                 // dropped.
-                if lhs_expr.ty.needs_drop(this.tcx, ty::TypingEnv::from_param_env(this.param_env)) {
+                if lhs_expr.ty.needs_drop(this.tcx, this.infcx.typing_env(this.param_env)) {
                     let rhs = unpack!(block = this.as_local_rvalue(block, rhs));
                     let lhs = unpack!(block = this.as_place(block, lhs));
                     block =