Scan the dump looking for RTM2WA That will have the PSW, the registers and the last branch location.
After looking at those you start debugging. On Fri, 19 Jun 2020 22:23:49 +0000 Ze'ev Atlas <0000004b34e7c98a-dmarc-requ...@listserv.ua.edu> wrote: :>I admit that I am rusty and did not look at any dump for decades, and when I did I was coding either Assembler or COBOL and I knew how to decipher the thing.I am porting a C library libxc to classic z/OS and it compiles cleanly (most of it, at least). As is implied by the description, most users of that thing are running it on Linux or Windows. Maybe a few on Unix machines. :>I tried to run its modules on my z/OS machine (genuine IBM, z/OS 2.4), and I get S0C4, with nice SYSUDUMP! :>I have no idea how to begin to look and I am afraid that I compiled it with wrong options. Is there any C maven in the audience that could please try to guide me where to begin looking. :>I tried to avoid compiling it as dll (that much I sort of knew) but I am not sure any more. :>Ze'ev Atlas :> :> :>---------------------------------------------------------------------- :>For IBM-MAIN subscribe / signoff / archive access instructions, :>send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN -- Binyamin Dissen <bdis...@dissensoftware.com> http://www.dissensoftware.com Director, Dissen Software, Bar & Grill - Israel Should you use the mailblocks package and expect a response from me, you should preauthorize the dissensoftware.com domain. I very rarely bother responding to challenge/response systems, especially those from irresponsible companies. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
