Don't interpret alignment specifiers as the type

Author: tim-dlang

src/cppconv/cppsemantic.d

@@ -1014,6 +1014,9 @@ void analyzeSimpleDeclaration(Tree tree, immutable(Formula)* condition,
                 info.flags |= DeclarationFlags.constExpr;
         }
     }
+    else if (tree.nonterminalID == ParserWrapper.nonterminalIDFor!"AlignmentSpecifier")
+    {
+    }
     else if (tree.nonterminalID.nonterminalIDAmong!("NameIdentifier",
             "SimpleTypeSpecifierNoKeyword", "SimpleTemplateId", "DecltypeSpecifier"))
     {

tests/single/test376.cpp

@@ -0,0 +1,9 @@
+typedef unsigned size_t;
+
+template <size_t Size, size_t Align, size_t Prealloc>
+class QVLAStorage
+{
+    alignas(Align) char array[Prealloc * (Align > Size ? Align : Size)];
+
+    static_assert(sizeof(array));
+};

tests/single/test376.d

@@ -0,0 +1,14 @@
+module test376;
+
+import config;
+import cppconvhelpers;
+
+
+extern(C++, class) struct QVLAStorage(size_t Size, size_t Align, size_t Prealloc)
+{
+private:
+    /+ alignas(Align) +/ char[Prealloc * (Align > Size ? Align : Size)] array;
+
+    static assert(( (array).length ) * char.sizeof);
+}
+