gccrs: Add HIR lowering for GroupedPattern

gcc/rust/ChangeLog:

	* hir/rust-ast-lower-pattern.cc (ASTLoweringPattern::visit): Add proper visitor.
	* hir/rust-ast-lower-pattern.h: Declare it.

Signed-off-by: Owen Avery <powerboat9.gamer@gmail.com>

diff --git a/gcc/rust/hir/rust-ast-lower-pattern.cc b/gcc/rust/hir/rust-ast-lower-pattern.cc
index 30a188286c8a846e2edd22a26375acdb5d14bff1..8ee3a979a3392a7a8586b1d5759c9840a769c47a 100644 (file)
--- a/gcc/rust/hir/rust-ast-lower-pattern.cc
+++ b/gcc/rust/hir/rust-ast-lower-pattern.cc
@@ -243,5 +243,21 @@ ASTLoweringPattern::visit (AST::RangePattern &pattern)
                             std::move (upper_bound), pattern.get_locus ());
 }
 
+void
+ASTLoweringPattern::visit (AST::GroupedPattern &pattern)
+{
+  auto crate_num = mappings->get_current_crate ();
+  Analysis::NodeMapping mapping (crate_num, pattern.get_node_id (),
+                                mappings->get_next_hir_id (crate_num),
+                                UNKNOWN_LOCAL_DEFID);
+
+  HIR::Pattern *inner
+    = ASTLoweringPattern::translate (pattern.get_pattern_in_parens ().get ());
+
+  translated
+    = new HIR::GroupedPattern (mapping, std::unique_ptr<HIR::Pattern> (inner),
+                              pattern.get_locus ());
+}
+
 } // namespace HIR
 } // namespace Rust

diff --git a/gcc/rust/hir/rust-ast-lower-pattern.h b/gcc/rust/hir/rust-ast-lower-pattern.h
index 8b191d56868b3dff277ac4347095d689ff6ee248..0075e27e9c020d8e19fd640b63c886a03dd4ff7d 100644 (file)
--- a/gcc/rust/hir/rust-ast-lower-pattern.h
+++ b/gcc/rust/hir/rust-ast-lower-pattern.h
@@ -39,6 +39,7 @@ public:
   void visit (AST::TuplePattern &pattern) override;
   void visit (AST::LiteralPattern &pattern) override;
   void visit (AST::RangePattern &pattern) override;
+  void visit (AST::GroupedPattern &pattern) override;
 
 private:
   ASTLoweringPattern ();