updating llvm submodule to include bitrig support

Dave Huseby · Dave Huseby · commit 1c2dc1a0ebfb · 2015-03-03T22:47:37.000-08:00
diff --git a/src/llvm b/src/llvm
@@ -1 +1 @@
-Subproject commit b89c3f039b61edbb077771eda2ee8a718dbec7e0
+Subproject commit bff69076975642c64e76dbeaa53476bfa7212086
