CALL命令を省略可能な引数を持った組み込み関数に使うとスタックがおかしくなる問題を修正,CALL命令がcase insensitiveになった

SMILEBASIC/VM.d

@@ -1250,14 +1250,7 @@ class CallFunctionS : Code
             result = newarg;
         }
         func.func(vm.petitcomputer, arg, result);
-        if(func.variadic)
-        {
-            vm.stacki -= argCount;
-        }
-        else
-        {
-            vm.stacki -= func.argments.length;// - outcount;
-        }
+        vm.stacki -= argCount;
         ////vm.stacki += outcount;
         //vm.stacki = old;
         for(int i = 0; i < outArgCount; i++)
@@ -1299,7 +1292,7 @@ class CallFunctionS : Code
         {
             throw new TypeMismatch();
         }
-        auto name = vname.castString;
+        auto name = vname.castString.toUpper;
         Function func = vm.currentSlot.functions.get(name, null);
         if(!func)
         {
@@ -1310,14 +1303,6 @@ class CallFunctionS : Code
             }
 
             auto bfunc = bfuncs.overloadResolution(argCount, outArgCount);
-          /*  if(bfunc.argments.length >= argCount)
-            {
-                auto k = bfunc.argments.length - argCount;
-                foreach(l;0..k)
-                {
-                    vm.push(Value(ValueType.Void));
-                }
-            }*/
             callBuintinFunc(bfunc, vm);
             return;
         }