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Do not call fn_sig on non-functions.

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This commit is contained in:
Camille GILLOT 2022-12-03 09:32:29 +00:00
parent 24f2704e96
commit e973240d18
3 changed files with 40 additions and 0 deletions
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8
compiler/rustc_hir_typeck/src/fn_ctxt/checks.rs
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@ -1918,6 +1918,14 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
receiver: Option<&'tcx hir::Expr<'tcx>>,
args: &'tcx [hir::Expr<'tcx>],
) -> bool {
// Do not call `fn_sig` on non-functions.
if !matches!(
self.tcx.def_kind(def_id),
DefKind::Fn | DefKind::AssocFn | DefKind::Variant | DefKind::Ctor(..)
) {
return false;
}
let sig = self.tcx.fn_sig(def_id).skip_binder();
let args_referencing_param: Vec<_> = sig
.inputs()