rust-lang/rust
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Make can_eq and can_sub return booleans

Browse Source
This commit is contained in:
Michael Goulet
2023-02-13 19:28:10 +00:00
parent 0b439b119b
commit eb286dd070
13 changed files with 33 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
compiler/rustc_infer/src/infer/error_reporting/note_and_explain.rs
View File

@@ -576,7 +576,7 @@ fn foo(&self) -> Self::T { String::new() }
tcx.impl_defaultness(item.id.owner_id)
{
let assoc_ty = tcx.bound_type_of(item.id.owner_id).subst_identity();
if self.infcx.can_eq(param_env, assoc_ty, found).is_ok() {
if self.infcx.can_eq(param_env, assoc_ty, found) {
diag.span_label(
item.span,
"associated type defaults can't be assumed inside the \
@@ -598,7 +598,7 @@ fn foo(&self) -> Self::T { String::new() }
if let hir::AssocItemKind::Type = item.kind {
let assoc_ty = tcx.bound_type_of(item.id.owner_id).subst_identity();
if self.infcx.can_eq(param_env, assoc_ty, found).is_ok() {
if self.infcx.can_eq(param_env, assoc_ty, found) {
diag.span_label(item.span, "expected this associated type");
return true;
}