fix(cpp1): do not emit access specifier on x :== :() 0;

Author: JohelEGP

regression-tests/pure2-type-and-namespace-aliases.cpp2

@@ -44,6 +44,7 @@ myclass3: @struct type = {
     v4: myclass3 == v2; // OK: Doesn't use the Cpp2 placeholder type.
     v5: myclass4 == myclass4(); // OK: Doesn't use the Cpp2 placeholder type.
     v6: myclass5 == myclass5(); // OK: Doesn't use the Cpp2 placeholder type.
+    v7 :== :() 0;
 }
 
 myclass4: @struct type = { }

regression-tests/test-results/pure2-type-and-namespace-aliases.cpp

@@ -25,7 +25,7 @@ template<typename T> class myclass2;
 class myclass3;
 
 
-#line 49 "pure2-type-and-namespace-aliases.cpp2"
+#line 50 "pure2-type-and-namespace-aliases.cpp2"
 class myclass4;
 
 template<typename T> class myclass6;
@@ -81,14 +81,15 @@ class myclass3 {
     public: static const myclass3 v4;// OK: Doesn't use the Cpp2 placeholder type.
     public: static const myclass4 v5;// OK: Doesn't use the Cpp2 placeholder type.
     public: static const myclass5 v6;// OK: Doesn't use the Cpp2 placeholder type.
+    public: static constexpr auto v7 = []() -> auto { return 0; };
 };
 
 class myclass4 {};
 
 template<typename T> class myclass6 {
     public: template<typename U> 
 CPP2_REQUIRES_ (true)
-#line 52 "pure2-type-and-namespace-aliases.cpp2"
+#line 53 "pure2-type-and-namespace-aliases.cpp2"
     static constexpr auto v = 0;
 };
 
@@ -133,4 +134,5 @@ auto main() -> int{
     inline CPP2_CONSTEXPR myclass3 myclass3::v4 = v2;
     inline CPP2_CONSTEXPR myclass4 myclass3::v5 = myclass4();
     inline CPP2_CONSTEXPR myclass5 myclass3::v6 = myclass5();
+    
 

source/parse.h

@@ -2573,6 +2573,7 @@ struct declaration_node
     //  Cache some context
     bool is_template_parameter = false;
     bool is_parameter          = false;
+    bool is_named              = false;
 
     //  Constructor
     //
@@ -7899,6 +7900,7 @@ class parser
         -> std::unique_ptr<declaration_node>
     {
         auto n = std::make_unique<declaration_node>( current_declarations.back() );
+        n->is_named = named;
         n->pos = start;
 
         n->identifier   = std::move(id);

source/to_cpp1.h

@@ -5659,7 +5659,10 @@ class cppfront
 
         //  In class definitions, emit the explicit access specifier if there
         //  is one, or default to private for data and public for functions
-        if (printer.get_phase() == printer.phase1_type_defs_func_decls)
+        if (
+            printer.get_phase() == printer.phase1_type_defs_func_decls
+            && n.is_named
+            )
         {
             if (!n.is_default_access()) {
                 assert (is_in_type);