tree-predcom.c
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re PR tree-optimization/79663 (r244815 causes 10% regression for spec1k/172.mgrid on AArch64) · d822f3d52017-01-21 Bin Cheng <bin.cheng@arm.com> PR tree-optimization/79663 * tree-predcom.c (combine_chains): Process refs in reverse order only for ZERO length chains, and add explaining comment. From-SVN: r245689
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