Update aosp/master compiler-rt for rebase to r256229

http://b/26987366

Change-Id: I0ca3d7d3f1b7926fcffcb5b467e79958de576437
diff --git a/lib/builtins/Darwin-excludes/iossim.txt b/lib/builtins/Darwin-excludes/iossim.txt
new file mode 100644
index 0000000..5db2400
--- /dev/null
+++ b/lib/builtins/Darwin-excludes/iossim.txt
@@ -0,0 +1 @@
+apple_versioning