6.5 - variable kinds suitable for use as loop counter

[grunwald]

Which of the following is a 'variable' and thus suitable for use as loop counter (and subject to the restrictions on loop-control-variables)?

• local variable
  
• static/global variable
  
• class member variable
  
• function parameter [code]void f(int x) { for (; x

[misra cpp]

All your examples are acceptable as loop counters