Link to segfaults in docs (#6645)

doc/lib.rst

@@ -409,6 +409,9 @@ Miscellaneous
 * `unittest <unittest.html>`_
   Implements a Unit testing DSL.
 
+* `segfaults <segfaults.html>`_
+  Turns access violations or segfaults into a ``NilAccessError`` exception.
+
 Modules for JS backend
 ---------------------------
 

web/website.ini

@@ -65,6 +65,7 @@ srcdoc2: "pure/md5;pure/rationals"
 srcdoc2: "posix/posix;pure/distros;pure/oswalkdir"
 srcdoc2: "pure/collections/heapqueue"
 srcdoc2: "pure/fenv;pure/securehash;impure/rdstdin"
+srcdoc2: "pure/segfaults"
 srcdoc2: "pure/basic2d;pure/basic3d;pure/mersenne;pure/coro;pure/httpcore"
 srcdoc2: "pure/bitops;pure/nimtracker;pure/punycode;pure/volatile"