Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir/src/lib.rs')
-rw-r--r--crates/hir/src/lib.rs3
1 files changed, 2 insertions, 1 deletions
diff --git a/crates/hir/src/lib.rs b/crates/hir/src/lib.rs
index b4388ad965..cf6297c037 100644
--- a/crates/hir/src/lib.rs
+++ b/crates/hir/src/lib.rs
@@ -1418,7 +1418,8 @@ impl Adt {
}
pub fn layout(self, db: &dyn HirDatabase) -> Result<Layout, LayoutError> {
- if db.generic_params(self.into()).iter().count() != 0 {
+ let generic_params = &db.generic_params(self.into());
+ if generic_params.iter().next().is_some() || generic_params.iter_lt().next().is_some() {
return Err(LayoutError::HasPlaceholder);
}
let krate = self.krate(db).id;