Add GENERIC support for TypeCastExpr to call fold_convert_loc

1 files changed, 18 insertions, 0 deletions

diff --git a/gcc/rust/backend/rust-compile-expr.h b/gcc/rust/backend/rust-compile-expr.h
index fa6a539..2a147ab 100644
--- a/gcc/rust/backend/rust-compile-expr.h
+++ b/gcc/rust/backend/rust-compile-expr.h
@@ -417,6 +417,24 @@ public:
       = ctx->get_backend ()->negation_expression (op, negated_expr, location);
   }
 
+  void visit (HIR::TypeCastExpr &expr) override
+  {
+    TyTy::BaseType *tyty_to_cast_to = nullptr;
+    if (!ctx->get_tyctx ()->lookup_type (expr.get_mappings ().get_hirid (),
+					 &tyty_to_cast_to))
+      {
+	translated = ctx->get_backend ()->error_expression ();
+	return;
+      }
+
+    auto type_to_cast_to = TyTyResolveCompile::compile (ctx, tyty_to_cast_to);
+    auto casted_expr
+      = CompileExpr::Compile (expr.get_casted_expr ().get (), ctx);
+    translated
+      = ctx->get_backend ()->convert_expression (type_to_cast_to, casted_expr,
+						 expr.get_locus ());
+  }
+
   void visit (HIR::IfExpr &expr) override
   {
     auto stmt = CompileConditionalBlocks::compile (&expr, ctx, nullptr);