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Re: [avr-gcc-list] Function specific volatile

From: Anton Erasmus
Subject: Re: [avr-gcc-list] Function specific volatile
Date: Sat, 26 Apr 2003 22:06:27 +0200

On 03/04/26 at 01:08 Mark Williams (MWP) wrote:

>Hi all...
>Is there a way to force a global non-volatile var to be considered
>volatile in a specific function (int handler)?
>This would be handy for variables that are only read in int handlers.

Just do a cast.

int foo;

void Intfunc(void)
  int i;

  i=(volatile int)foo;

  Anton Erasmus

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