digger: 7b2019a54aa3defb8bd3ea78dbaca6d603d91b21 is the first bad commit
commit 7b2019a54aa3defb8bd3ea78dbaca6d603d91b21
Author: Martin Nowak <code@dawg.eu>
Date:   Sat Dec 15 16:26:22 2018 +0100

    dmd: Merge remote-tracking branch 'upstream/master' into stable

diff --git a/dmd b/dmd
index e4aee5829..3a7a9e36f 160000
--- a/dmd
+++ b/dmd
@@ -1 +1 @@
-Subproject commit e4aee5829153d5bcbe2c48d28606691865158e09
+Subproject commit 3a7a9e36f0a7f16d9b0c1f151ddaf3d97627e91a