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r216891 | majnemer | 2014-09-01 14:20:14 -0700 (Mon, 01 Sep 2014) | 12 lines
SROA: Don't insert instructions before a PHI
SROA may decide that it needs to insert a bitcast and would set it's
insertion point before a PHI. This will create an invalid module
right quick.
Instead, choose the first insertion point in the basic block that holds
our PHI.
This fixes PR20822.
Differential Revision: http://reviews.llvm.org/D5141
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_35@223639 91177308-0d34-0410-b5e6-96231b3b80d8