From 6021ff727d331b04438a02675b8d9e82e6f9f1c8 Mon Sep 17 00:00:00 2001
From: whitequark <whitequark@whitequark.org>
Date: Wed, 10 Jun 2020 15:49:28 +0000
Subject: cxxrtl: restore C++11 compatibility.

This is necessary to be able to build CXXRTL models via yosys-config.
---
 backends/cxxrtl/cxxrtl_backend.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/backends/cxxrtl/cxxrtl_backend.cc b/backends/cxxrtl/cxxrtl_backend.cc
index 785625f17..ed2d3261e 100644
--- a/backends/cxxrtl/cxxrtl_backend.cc
+++ b/backends/cxxrtl/cxxrtl_backend.cc
@@ -1922,8 +1922,9 @@ struct CxxrtlWorker {
 		if (top_module != nullptr && debug_info) {
 			f << "cxxrtl_toplevel " << design_ns << "_create() {\n";
 			inc_indent();
+				std::string top_type = design_ns + "::" + mangle(top_module);
 				f << indent << "return new _cxxrtl_toplevel { ";
-				f << "std::make_unique<" << design_ns << "::" << mangle(top_module) << ">()";
+				f << "std::unique_ptr<" << top_type << ">(new " + top_type + ")";
 				f << " };\n";
 			dec_indent();
 			f << "}\n";
-- 
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