Update aosp/master compiler-rt for rebase to r230699.

Change-Id: I6c415fd5f6420e3012d9da76719111721e906dfa
diff --git a/lib/sanitizer_common/scripts/sancov.py b/lib/sanitizer_common/scripts/sancov.py
index 4769530..566116e 100755
--- a/lib/sanitizer_common/scripts/sancov.py
+++ b/lib/sanitizer_common/scripts/sancov.py
@@ -118,7 +118,7 @@
       if len(pc_list) == 0: continue
       assert path.endswith('.sancov.raw')
       dst_path = module_path + '.' + os.path.basename(path)[:-4]
-      print "writing %d PCs to %s" % (len(pc_list), dst_path)
+      print >> sys.stderr, "%s: writing %d PCs to %s" % (prog_name, len(pc_list), dst_path)
       arr = array.array('I')
       arr.fromlist(sorted(pc_list))
       with open(dst_path, 'ab') as f2: