skip unnamed variables in checkclass and checkunusedvar

Author: ludviggunne

lib/checkclass.cpp

@@ -231,7 +231,7 @@ void CheckClass::constructors()
                 if (usage.assign || usage.init || var.isStatic())
                     continue;
 
-                if (var.nameToken() && var.nameToken()->isAnonymous())
+                if (!var.nameToken() || var.nameToken()->isAnonymous())
                     continue;
 
                 if (var.valueType() && var.valueType()->pointer == 0 && var.type() && var.type()->needInitialization == Type::NeedInitialization::False && var.type()->derivedFrom.empty())

lib/checkunusedvar.cpp

@@ -1575,7 +1575,7 @@ void CheckUnusedVar::checkStructMemberUsage()
             if (isInherited && !var.isPrivate())
                 continue;
 
-            if (var.nameToken() && (var.nameToken()->isAttributeUnused() || var.nameToken()->isAnonymous()))
+            if (!var.nameToken() || var.nameToken()->isAttributeUnused() || var.nameToken()->isAnonymous())
                 continue;
 
             if (mTokenizer->isVarUsedInTemplate(var.declarationId()))