That worked.  Thanks.

On 6/14/20 12:19 AM, Barry Smith wrote:

   You should be able to use the option

 -fp_trap on

to resolve this problem. I am working on a general fix but it is extensive and has to go into the master branch and cannot be back ported.

  Barry


On Jun 13, 2020, at 3:06 PM, Sanjay Govindjee <s...@berkeley.edu <mailto:s...@berkeley.edu>> wrote:

Not a lot of luck here; I guess I don't know how to set the break point correctly?

    (gdb) b ieee_handler
    Function "ieee_handler" not defined.
    Make breakpoint pending on future shared library load? (y or [n]) y
    Breakpoint 1 (ieee_handler) pending.
    (gdb) c
    Continuing.

    Thread 1 "feap" received signal SIGFPE, Arithmetic exception.
    0x00007f8d1a422be1 in ieeeck_ () from /lib64/liblapack.so.3


On 6/13/20 9:04 AM, Barry Smith wrote:
You could try in gdb to put a break point in ieee_handler and find all the places it gets called, maybe this will lead to the location of the cause.



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