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Author SHA1 Message Date
Fariborz Jahanian cc2ae88e3c In my last patch initialize the destination to null (with a simple store) before doing a storeStrong to it. 
// rdar://12530881

llvm-svn: 171572
 2013-01-05 00:32:13 +00:00
Fariborz Jahanian a82e9265d8 objective-C arc: in copy helper function for 
__strong __block variables, perform objc_storeStrong on
source and destination instead of direct move. This 
is done with -O0 and to improve some analysis.
// rdar://12530881

llvm-svn: 171555
 2013-01-04 23:32:24 +00:00