From c7940ff6b0c482b78d7a96db740e21488ce9587f Mon Sep 17 00:00:00 2001
From: Stephen Kelly <steveire@gmail.com>
Date: Wed, 18 Jan 2017 22:55:57 +0000
Subject: Bindings: Handle const-ref parameters with {} initializer

---
 find-modules/sip_generator.py        | 3 +++
 tests/GenerateSipBindings/cpplib.cpp | 5 +++++
 tests/GenerateSipBindings/cpplib.h   | 1 +
 3 files changed, 9 insertions(+)

diff --git a/find-modules/sip_generator.py b/find-modules/sip_generator.py
index 4b81ca33..35f6667d 100644
--- a/find-modules/sip_generator.py
+++ b/find-modules/sip_generator.py
@@ -578,6 +578,9 @@ class SipGenerator(object):
         def _get_param_type(parameter):
             result = parameter.type.get_declaration().type
 
+            if parameter.type.kind == TypeKind.LVALUEREFERENCE:
+                return parameter.type.get_pointee().get_declaration().type
+
             if parameter.type.get_declaration().type.kind == TypeKind.INVALID:
                 return parameter.type
 
diff --git a/tests/GenerateSipBindings/cpplib.cpp b/tests/GenerateSipBindings/cpplib.cpp
index af689966..863c456e 100644
--- a/tests/GenerateSipBindings/cpplib.cpp
+++ b/tests/GenerateSipBindings/cpplib.cpp
@@ -115,6 +115,11 @@ void MyObject::stringBraces(QString s)
 
 }
 
+void MyObject::stringRefBraces(QString const& s)
+{
+
+}
+
 void MyObject::intBraces(int i)
 {
 
diff --git a/tests/GenerateSipBindings/cpplib.h b/tests/GenerateSipBindings/cpplib.h
index 60c5c66a..8333e7f0 100644
--- a/tests/GenerateSipBindings/cpplib.h
+++ b/tests/GenerateSipBindings/cpplib.h
@@ -55,6 +55,7 @@ public:
 
   void enumBraces(Qt::WindowFlags f = {});
   void stringBraces(QString s = {});
+  void stringRefBraces(QString const& s = {});
   void intBraces(int i = {});
   void pointerBraces(int* p = {});
 
-- 
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