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Date: July 23, 1991 11:08
From: GAWD::MCCARTHY
To: @SYS$MAIL:HARDWARE
CC: MCCARTHY
I have some good news, some bad news and some good news. The good news: Abel4 is up on the VAX (it has been for a couple of weeks now). It has several nice new features if you are into that sort of thing. The bad news: There are bugs in abel4 on the VAX. The good news: I am documenting the bugs do that you don't have to waste time finding them. The two I know about at this time are: Arguments in a MODULE statement. : If you try using an argument list, you get a strange undocumented error in your pin statements. Solution: if it hurts when you do it, then don't do it. DATA I/O do not expect to fix this until the next release of the VAX software. I wouldn't hold my breath for that. I wouldn't be surprised if they phased out the VAX version. If you must have different compilation options controlled outside the file then you can play games with include files. The cascading negation in pin statements : If you have multiple pins in a pin statement and you negate one of them e.g. a,!b,c,d pin 1 2 3 4; the software negates all the pins in the list after the first negation. I.E the software will treat it as if you have a,!b,!c,!d pin 1 2 3 4; Solution: Use a seperate pin statement for every pin. This last bug was hard to find because of the new .doc file format and pla file structure. When a .abl file is read in it converts all the inputs to active hi and transforms the equations correspondingly. The equations in the .doc file reflect this.
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Date: July 23, 1991 13:01
From: KIM::MARGOLIN
To: GAWD::MCCARTHY
CC: MARGOLIN
Since the new ABEL is crap why don't you put the old one back or at least make it available. The bugs you have mentioned mean I cannot use many of my old files without converting them. Regards, Jed
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Date: July 23, 1991 13:04
From: KIM::MCCARTHY
To: KIM::MARGOLIN
CC: MCCARTHY
The old version (3.1) has not moved, and will not be moving. Use it as you always did. Pat.
Jul 23, 1991