Rollup merge of rust-lang#32337 - dotdash:llvm-aa-perf, r=alexcrichton

eddyb · eddyb · commit 4a67405ba987 · 2016-03-19T12:30:02.000+02:00
Update LLVM to include a backport to restore AA performance cc rust-lang#31435 r? @alexcrichton
diff --git a/src/llvm b/src/llvm
@@ -1 +1 @@
-Subproject commit 63f3a1bfcd78355398a460712db25922247756b6
+Subproject commit 25c7dc370359433ca02f29919dfa36f94432155e
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.
-2016-03-15
+2016-03-18
