ProcessMinidump: Suppress reporting stop for signal '0'

The minidump exception stream can report an exception record with
signal 0.  If we try to create a stop reason with signal zero, processing
of the stop event won't find anything, and the debugger will hang.
So, simply early-out of RefreshStateAfterStop in this case.

Also set the UnixSignals object in DoLoadCore as is done for

Reviewers: labath, clayborg, jfb

Reviewed By: labath, clayborg

Subscribers: dexonsmith, lldb-commits

Tags: #lldb

Differential Revision:

git-svn-id: 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed