touch LLVM clean trigger

thestinger · thestinger · commit 8c45423a8a2d · 2013-09-22T22:48:40.000-04:00
diff --git a/src/rustllvm/llvm-auto-clean-trigger b/src/rustllvm/llvm-auto-clean-trigger
@@ -1,4 +1,4 @@
 # If this file is modified, then llvm will be forcibly 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.
-2013-09-11
+2013-09-22
