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Author SHA1 Message Date
Chris Lattner e5f8de8639 fix PR8932, a case where arg promotion could infinitely promote. 
llvm-svn: 123574
 2011-01-16 08:09:24 +00:00
Chris Lattner e93846762a Fix rdar://7879828 - crash in CallGraph, a self host issue. 
Arg promotion was deleting call graph nodes that still had references
from the 'indirect' CGN.  Like the inliner, it should only delete the
function if all references are gone.

llvm-svn: 101845
 2010-04-20 00:46:50 +00:00