ast-builder: Add extra parameter for TypeParam builder

gcc/rust/ChangeLog:

	* ast/rust-ast-builder.cc (Builder::new_type_param): Add optional extra trait bounds.
	* ast/rust-ast-builder.h: Likewise.

2 files changed, 8 insertions, 2 deletions

diff --git a/gcc/rust/ast/rust-ast-builder.cc b/gcc/rust/ast/rust-ast-builder.cc
index eccc474..b3ee387ef 100644
--- a/gcc/rust/ast/rust-ast-builder.cc
+++ b/gcc/rust/ast/rust-ast-builder.cc
@@ -361,7 +361,8 @@ Builder::new_lifetime_param (LifetimeParam &param)
 }
 
 std::unique_ptr<GenericParam>
-Builder::new_type_param (TypeParam &param)
+Builder::new_type_param (
+  TypeParam &param, std::vector<std::unique_ptr<TypeParamBound>> extra_bounds)
 {
   location_t locus = param.get_locus ();
   AST::AttrVec outer_attrs = param.get_outer_attrs ();
@@ -372,6 +373,9 @@ Builder::new_type_param (TypeParam &param)
   if (param.has_type ())
     type = new_type (param.get_type ());
 
+  for (auto &&extra_bound : extra_bounds)
+    type_param_bounds.emplace_back (std::move (extra_bound));
+
   for (const auto &b : param.get_type_param_bounds ())
     {
       switch (b->get_bound_type ())
diff --git a/gcc/rust/ast/rust-ast-builder.h b/gcc/rust/ast/rust-ast-builder.h
index 7e224d3..372e355 100644
--- a/gcc/rust/ast/rust-ast-builder.h
+++ b/gcc/rust/ast/rust-ast-builder.h
@@ -200,7 +200,9 @@ public:
   static std::unique_ptr<GenericParam>
   new_lifetime_param (LifetimeParam &param);
 
-  static std::unique_ptr<GenericParam> new_type_param (TypeParam &param);
+  static std::unique_ptr<GenericParam> new_type_param (
+    TypeParam &param,
+    std::vector<std::unique_ptr<TypeParamBound>> extra_trait_bounds = {});
 
   static Lifetime new_lifetime (const Lifetime &lifetime);