Sender: nate AT cartsys DOT com
Message-ID: <37A3AC5B.59219A88@cartsys.com>
Date: Sat, 31 Jul 1999 19:09:31 -0700
From: Nate Eldredge <nate AT cartsys DOT com>
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To: djgpp AT delorie DOT com
Subject: Re: __attribute__((unused)), gcc get's confused...?
References: <Pine DOT SUN DOT 3 DOT 91 DOT 990727094614 DOT 5354I-100000 AT is>
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Reply-To: djgpp AT delorie DOT com

Eli Zaretskii wrote:
> 
> On Mon, 26 Jul 1999, Endlisnis wrote:
> 
> >  b.cc(1) Error: parse error before `__attribute__'
> >  In function `int main(...)':
> 
> I don't think you said it was a C++ program in your original message
> (if you did, I missed it and I apologize).  __attribute__ support in
> the C++ compiler has several bugs, up to and including the current
> pretest versions of GCC 2.95.  FWIW, your example compiles without any
> problems as a C program.

You can get the same effect (silencing the warning) by inserting a dummy
statement in the function that casts the variable to void.  i.e.

void foo(int unused) {
   ...
   (void)unused;
   ...
}

-- 

Nate Eldredge
nate AT cartsys DOT com