[Bug rtl-optimization/90275] [8/9 Regression] ICE: in insert_regs, at cse.c:1128 with -O2 -fno-dce -fno-tree-dce

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90275

--- Comment #17 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Jeff Law <law@gcc.gnu.org>:

https://gcc.gnu.org/g:48817fbd7616f086ac7bb1dd38b862f78762c9b8

commit r10-7384-g48817fbd7616f086ac7bb1dd38b862f78762c9b8
Author: Jeff Law <law@redhat.com>
Date:   Wed Mar 25 14:33:08 2020 -0600

        Fix vector-compare-1 regressions on sh4/sh4eb caused by pattern
clobbering T reg without expressing that in its RTL.

                PR rtl-optimization/90275
                * config/sh/sh.md (mov_neg_si_t): Clobber the T register in the
                pattern.