diff --git a/src/llvm b/src/llvm
index 5a081f0363340..caddcd9b9dc94 160000
--- a/src/llvm
+++ b/src/llvm
@@ -1 +1 @@
-Subproject commit 5a081f0363340dd895d0958955d0c84661f60f05
+Subproject commit caddcd9b9dc9479a20908d93c3e47c49b021379e
diff --git a/src/rustllvm/llvm-rebuild-trigger b/src/rustllvm/llvm-rebuild-trigger
index 29b7d508f1c1e..f8ff3d37fd23e 100644
--- a/src/rustllvm/llvm-rebuild-trigger
+++ b/src/rustllvm/llvm-rebuild-trigger
@@ -1,4 +1,4 @@
 # If this file is modified, then llvm will be (optionally) cleaned and then rebuilt.
 # The actual contents of this file do not matter, but to trigger a change on the
 # build bots then the contents should be changed so git updates the mtime.
-2018-09-11
+2018-09-16