Translate operator overloads with simple conditions

Author: tim-dlang

src/cppconv/dwriter/declarationcode.d

@@ -1342,9 +1342,10 @@ void declarationToDCode(ref CodeWriter code, DWriterData data, Declaration d, im
                     return;
             }
             string op = d.name["operator ".length .. $];
-            if (d.type2.kind == TypeKind.function_)
+            QualType type2 = filterType(d.type2, condition, semantic);
+            if (type2.kind == TypeKind.function_)
             {
-                auto functionType = cast(FunctionType) d.type2.type;
+                auto functionType = cast(FunctionType) type2.type;
                 if (op.among("++", "--", "*", "+", "-", "~")
                         && functionType.parameters.length == 0 && parentClassTree.isValid)
                 {

tests/single/test390.cpp

@@ -69,3 +69,10 @@ void f()
     a <<= b;
     a >>= b;
 }
+
+#ifndef DEF
+struct S2
+{
+    S2 operator +(S2 rhs) { return S2(); }
+};
+#endif

tests/single/test390.d

@@ -77,3 +77,11 @@ void f()
     a >>= b;
 }
 
+static if (!defined!"DEF")
+{
+struct S2
+{
+    S2 opBinary(string op)(S2 rhs) if (op == "+") { return S2(); }
+}
+}
+