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From: "Norbert Koch" <NKoch@demig.de>
To: "Rink Springer" <rink@stack.nl>,
	"Ludvig Strigeus" <strigeus@gmail.com>
Date: Wed, 27 Jul 2005 16:09:51 +0200
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Cc: hackers@freebsd.org, ed@fxq.nl
Subject: RE: Problem with pic16l_setled
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> You see, in C, I call the function like this (for example):
> 
> 	void pic16l_setled(unsigned int val);
> 	pic16l_setled (0x1234);
> 
> And it gets assembled to:
> 
> 	pushl	$0x1234
> 	call	pic16l_setled
> 
> But it should be assembled to:
> 
> 	pushl	$0x1234
> 	call	pic16l_setled
> 	add	$4,%esp			/* ditch the parameter */

Usually gcc collects stack cleanups.
See -fno-defer-pop.

Norbert