Path: utzoo!mnetor!uunet!husc6!hao!ames!pasteur!ucbvax!CORY.BERKELEY.EDU!dillon
From: dillon@CORY.BERKELEY.EDU (Matt Dillon)
Newsgroups: comp.sys.amiga
Subject: Re: Amiga programmer's hint $14
Message-ID: <8803081925.AA08506@cory.Berkeley.EDU>
Date: 8 Mar 88 19:25:28 GMT
Sender: daemon@ucbvax.BERKELEY.EDU
Lines: 15


>: 	char c = *(char *)&bar;			LEGAL. (USEFUL?)
>: 
>Yeah, useful in some cases, but can be also dangerous if you
>hit odd addresses for ints and longs.
>So  a       char foo[4]= {\{1, 2, 3, 4};
>           
>            b= *(int *)foo+1;

	Yah, that's why I used *(char *) in my example.  The proper
way to cast to other types with possible alignment problems is to use
a union, but you still have to be careful when overlaying structures
on buffers (that caught me a couple of times!).

				-Matt