this seems to have fixed it, thanks!
Dan. Date: Sun, 24 Jul 2011 10:36:58 +0100 From: [email protected] To: [email protected] Subject: Re: [Simh] need help with vax780 on linux On 24/07/2011 05:25, Dan Gahlinger wrote: I got a DSK file from other user which works fine on their system, but when I try it on my linux system I just get errors, no matter how I try to boot it. ... sim> boot rq0 Loading boot code from vmb.exe VAX/VMS Version V4.2 24-JUN-1985 08:00 **** FATAL BUG CHECK, VERSION = BJT INVEXCEPTN, Exception while above ASTDEL or on interrupt stack This looks a lot like the O2 optimization bug that was discussed back in December/January. Did you build simh from source? If you are building with GCC 4.x there are some changes that need to be made to the macros in vax780_defs.h or the makefile needs to be modified in order to reduce the optimization level (-O1 rather than -O2). Matt _______________________________________________ Simh mailing list [email protected] http://mailman.trailing-edge.com/mailman/listinfo/simh
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