Fixed parsing of function signatures with const-qualified return types.

src/CppParser/Parser.cpp

@@ -2219,8 +2219,6 @@ void Parser::WalkFunction(clang::FunctionDecl* FD, Function* F,
     }
 
     clang::SourceLocation BeginLoc = FD->getLocStart();
-    if (ResultLoc.isValid())
-        BeginLoc = ResultLoc;
 
     // For some weird reason 'kw_const' doesn't work; Clang considers the 'const' a 'raw_identifier'
     clang::SourceLocation EndLoc = Lexer::findLocationAfterToken(

src/Generator.Tests/AST/TestAST.cs

@@ -246,6 +246,7 @@ namespace CppSharp.Generator.Tests.AST
             Assert.AreEqual("void testSignature()", AstContext.FindFunction("testSignature").Single().Signature);
             Assert.AreEqual("void testImpl()", AstContext.FindFunction("testImpl").Single().Signature);
             Assert.AreEqual("void testConstSignature() const", AstContext.FindClass("HasConstFunction").Single().FindMethod("testConstSignature").Signature);
+            Assert.AreEqual("const int& testConstRefSignature()", AstContext.FindClass("HasConstFunction").Single().FindMethod("testConstRefSignature").Signature);
         }
     }
 }

tests/Native/AST.h

@@ -71,6 +71,7 @@ class HasConstFunction
 {
 public:
     void testConstSignature() const;
+    const int& testConstRefSignature();
 };
 
 void testImpl()