Update bdwgc

jechter · jechter · commit 9761b3ed2a52 · 2019-01-02T15:43:55.000+01:00
diff --git a/external/bdwgc b/external/bdwgc
@@ -1 +1 @@
-Subproject commit c317f5379e16a412492f42383c891b3948234709
+Subproject commit cd2c41ba19df1eb52ee1d7c41cc9d27fea053947
