bjoernager/rust
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compiler: fold by value

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This commit is contained in:
Bastian Kauschke 2020-10-24 02:21:18 +02:00
parent 3ec6720bf1
commit 2bf93bd852
140 changed files with 679 additions and 699 deletions
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8
compiler/rustc_lint/src/types.rs
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@ -880,7 +880,7 @@ impl<'a, 'tcx> ImproperCTypesVisitor<'a, 'tcx> {
return FfiSafe;
}
match ty.kind() {
match *ty.kind() {
ty::Adt(def, _) if def.is_box() && matches!(self.mode, CItemKind::Definition) => {
FfiSafe
}
@ -1044,7 +1044,7 @@ impl<'a, 'tcx> ImproperCTypesVisitor<'a, 'tcx> {
};
}
let sig = tcx.erase_late_bound_regions(&sig);
let sig = tcx.erase_late_bound_regions(sig);
if !sig.output().is_unit() {
let r = self.check_type_for_ffi(cache, sig.output());
match r {
@ -1218,7 +1218,7 @@ impl<'a, 'tcx> ImproperCTypesVisitor<'a, 'tcx> {
fn check_foreign_fn(&mut self, id: hir::HirId, decl: &hir::FnDecl<'_>) {
let def_id = self.cx.tcx.hir().local_def_id(id);
let sig = self.cx.tcx.fn_sig(def_id);
let sig = self.cx.tcx.erase_late_bound_regions(&sig);
let sig = self.cx.tcx.erase_late_bound_regions(sig);
for (input_ty, input_hir) in sig.inputs().iter().zip(decl.inputs) {
self.check_type_for_ffi_and_report_errors(input_hir.span, input_ty, false, false);
@ -1295,7 +1295,7 @@ impl<'tcx> LateLintPass<'tcx> for VariantSizeDifferences {
if let hir::ItemKind::Enum(ref enum_definition, _) = it.kind {
let item_def_id = cx.tcx.hir().local_def_id(it.hir_id);
let t = cx.tcx.type_of(item_def_id);
let ty = cx.tcx.erase_regions(&t);
let ty = cx.tcx.erase_regions(t);
let layout = match cx.layout_of(ty) {
Ok(layout) => layout,
Err(