On Wed, Oct 11, 2017 at 12:06 PM, Bin Cheng <bin.ch...@arm.com> wrote: > Hi, > This patch fixes the reported ICE. Root cause is postorder number is not > updated > after merging partitions in SCC. As a result, reduction partition may not be > scheduled > as the last one because partitions are sorted in descending postorder. > Bootstrap and test on x86_64 and AArch64. Is it OK?
Ok. Richard. > Thanks, > bin > 2017-10-10 Bin Cheng <bin.ch...@arm.com> > > PR tree-optimization/82472 > * tree-loop-distribution.c (sort_partitions_by_post_order): Refine > comment. > (break_alias_scc_partitions): Update postorder number. > > gcc/testsuite > 2017-10-10 Bin Cheng <bin.ch...@arm.com> > > PR tree-optimization/82472 > * gcc.dg/tree-ssa/pr82472.c: New test.
