Skip internal breakpoints

Co-authored-by: Janne Wulf <[email protected]>

Author: jannewulf

.gdbinit

@@ -358,6 +358,9 @@ def fetch_breakpoints(watchpoints=False, pending=False):
     breakpoints = []
     # XXX in older versions gdb.breakpoints() returns None
     for gdb_breakpoint in gdb.breakpoints() or []:
+        # skip internal breakpoints
+        if gdb_breakpoint.number < 0:
+            continue
         addresses, is_pending = parsed_breakpoints[gdb_breakpoint.number]
         is_pending = getattr(gdb_breakpoint, 'pending', is_pending)
         if not pending and is_pending: