3 files changed, 34 insertions, 0 deletions
diff --git a/find-modules/sip_generator.py b/find-modules/sip_generator.py
index 621fe711..4b81ca33 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.get_declaration().type.kind == TypeKind.INVALID:
+                return parameter.type
+
             if (parameter.type.get_declaration().type.kind == TypeKind.TYPEDEF):
                 isQFlags = False
                 for member in parameter.type.get_declaration().get_children():
@@ -592,6 +595,12 @@ class SipGenerator(object):
         def _get_param_value(text, parameterType):
             if text == "0" or text == "nullptr":
                 return text
+            if text == "{}":
+                if parameterType.kind == TypeKind.ENUM:
+                    return "0"
+                if parameterType.kind == TypeKind.POINTER:
+                    return "nullptr"
+                return parameterType.spelling + "()"
             if not "::" in parameterType.spelling:
                 return text
             try:
diff --git a/tests/GenerateSipBindings/cpplib.cpp b/tests/GenerateSipBindings/cpplib.cpp
index e7cb1d17..af689966 100644
--- a/tests/GenerateSipBindings/cpplib.cpp
+++ b/tests/GenerateSipBindings/cpplib.cpp
@@ -105,6 +105,26 @@ void MyObject::enumNullptr(Qt::WindowFlags f)
 
 }
 
+void MyObject::enumBraces(Qt::WindowFlags f)
+{
+
+}
+
+void MyObject::stringBraces(QString s)
+{
+
+}
+
+void MyObject::intBraces(int i)
+{
+
+}
+
+void MyObject::pointerBraces(int* p)
+{
+
+}
+
 LocalFwdDecl::LocalFwdDecl(int value)
   : m_value(value)
 {
diff --git a/tests/GenerateSipBindings/cpplib.h b/tests/GenerateSipBindings/cpplib.h
index c54b6b7a..60c5c66a 100644
--- a/tests/GenerateSipBindings/cpplib.h
+++ b/tests/GenerateSipBindings/cpplib.h
@@ -53,6 +53,11 @@ public:
 
   void enumNullptr(Qt::WindowFlags f = nullptr);
 
+  void enumBraces(Qt::WindowFlags f = {});
+  void stringBraces(QString s = {});
+  void intBraces(int i = {});
+  void pointerBraces(int* p = {});
+
   int const_parameters(const int input, QObject* const obj = 0) const;
 
   int externalFwdDecl(const ExternalFwdDecl& f);