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Functions with differing phis should not be merged.

Description

Functions with differing phis should not be merged.

Check that the incoming blocks of phi nodes are identical, and block
function merging if they are not.

rdar://problem/26255167

Differential Revision: http://reviews.llvm.org/D20462

Details

Committed
rudkxMay 20 2016, 11:39 AM
Differential Revision
D20462: Functions with differing phis should not be merged.
Parents
rL270249: [RegBankSelect] Look for the best mapping in greedy mode.
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