1 files changed, 13 insertions, 6 deletions

diff --git a/crates/ra_hir/src/code_model.rs b/crates/ra_hir/src/code_model.rs
index a379b9f49..e86077dd6 100644
--- a/crates/ra_hir/src/code_model.rs
+++ b/crates/ra_hir/src/code_model.rs
@@ -26,8 +26,10 @@ use hir_ty::{
     autoderef,
     display::{HirDisplayError, HirFormatter},
     expr::ExprValidator,
-    method_resolution, ApplicationTy, Canonical, GenericPredicate, InEnvironment, Substs,
-    TraitEnvironment, Ty, TyDefId, TypeCtor,
+    method_resolution,
+    unsafe_validation::UnsafeValidator,
+    ApplicationTy, Canonical, GenericPredicate, InEnvironment, Substs, TraitEnvironment, Ty,
+    TyDefId, TypeCtor,
 };
 use ra_db::{CrateId, CrateName, Edition, FileId};
 use ra_prof::profile;
@@ -541,7 +543,7 @@ impl_froms!(Adt: Struct, Union, Enum);
 impl Adt {
     pub fn has_non_default_type_params(self, db: &dyn HirDatabase) -> bool {
         let subst = db.generic_defaults(self.into());
-        subst.iter().any(|ty| ty == &Ty::Unknown)
+        subst.iter().any(|ty| &ty.value == &Ty::Unknown)
     }
 
     /// Turns this ADT into a type. Any type parameters of the ADT will be
@@ -677,7 +679,9 @@ impl Function {
         let _p = profile("Function::diagnostics");
         let infer = db.infer(self.id.into());
         infer.add_diagnostics(db, self.id, sink);
-        let mut validator = ExprValidator::new(self.id, infer, sink);
+        let mut validator = ExprValidator::new(self.id, infer.clone(), sink);
+        validator.validate_body(db);
+        let mut validator = UnsafeValidator::new(self.id, infer, sink);
         validator.validate_body(db);
     }
 }
@@ -771,7 +775,7 @@ pub struct TypeAlias {
 impl TypeAlias {
     pub fn has_non_default_type_params(self, db: &dyn HirDatabase) -> bool {
         let subst = db.generic_defaults(self.id.into());
-        subst.iter().any(|ty| ty == &Ty::Unknown)
+        subst.iter().any(|ty| &ty.value == &Ty::Unknown)
     }
 
     pub fn module(self, db: &dyn HirDatabase) -> Module {
@@ -1031,7 +1035,10 @@ impl TypeParam {
         let local_idx = hir_ty::param_idx(db, self.id)?;
         let resolver = self.id.parent.resolver(db.upcast());
         let environment = TraitEnvironment::lower(db, &resolver);
-        params.get(local_idx).cloned().map(|ty| Type {
+        let ty = params.get(local_idx)?.clone();
+        let subst = Substs::type_params(db, self.id.parent);
+        let ty = ty.subst(&subst.prefix(local_idx));
+        Some(Type {
             krate: self.id.parent.module(db.upcast()).krate,
             ty: InEnvironment { value: ty, environment },
         })