diff options
Diffstat (limited to 'compiler/rustc_mir_build/src/check_unsafety.rs')
| -rw-r--r-- | compiler/rustc_mir_build/src/check_unsafety.rs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/compiler/rustc_mir_build/src/check_unsafety.rs b/compiler/rustc_mir_build/src/check_unsafety.rs index 33e194fa246..da6b52ce0b8 100644 --- a/compiler/rustc_mir_build/src/check_unsafety.rs +++ b/compiler/rustc_mir_build/src/check_unsafety.rs @@ -566,7 +566,9 @@ impl<'a, 'tcx> Visitor<'a, 'tcx> for UnsafetyVisitor<'a, 'tcx> { && adt_def.is_union() { if let Some(assigned_ty) = self.assignment_info { - if assigned_ty.needs_drop(self.tcx, self.param_env) { + if assigned_ty + .needs_drop(self.tcx, ty::TypingEnv::from_param_env(self.param_env)) + { // This would be unsafe, but should be outright impossible since we // reject such unions. assert!( |