Description of problem: There is a vectorization codegen problem in gcc8/9 on aarch64. This is a RHEL8 clone of the defect at https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98949 Version-Release number of selected component (if applicable): RHEL 8.x/gcc 8 How reproducible: 100% given the testcase at the above url Steps to Reproduce: 1. build & run testcase for assertion Not sure if I should open a DTS9 specific bug too...
Unfortunately the patch (Comment 3) broke everything on aarch64, so I've reverted it. But it should be brought as part of a wider rebase, tracked in bug 1946758. Resetting DTM/ITM.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Low: gcc security and bug fix update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2021:4386