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Author SHA1 Message Date
Nadav Rotem
91a7e0184a Fix a dagcombine optimization. The optimization attempts to optimize a bitcast of fneg to integers 
by xoring the high-bit. This fails if the source operand is a vector because we need to negate
each of the elements in the vector.

Fix rdar://12281066 PR13813.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163802 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-09-13 14:54:28 +00:00