Jordan Rose 76831c6cd4 -Warc-repeated-use-of-weak: Don't warn on a single read followed by writes.
This is a "safe" pattern, or at least one that cannot be helped by using
a strong local variable. However, if the single read is within a loop,
it should /always/ be treated as potentially dangerous.

<rdar://problem/12437490>

llvm-svn: 165719
2012-10-11 16:10:19 +00:00
..
2012-02-29 10:24:19 +00:00