On 06/25/2017 05:50 PM, Jim Wilson wrote: > As mentioned in bug 81195, I see openmp related failures due to a lack > of locking of the newunit_stack and newunit_tos variables. The code > locks when pushing onto the stack, but does not lock when popping from > the stack. This can cause multiple threads to pop the same structure, > which then eventually leads to an error. > > This patch was tested with an aarch64 bootstrap and make check. There > were no regressions. It was also tested with a SPEC CPU2017 run, and > solves the 621.wrf_s failure I get without the patch. > > gcc 7 has the same problem. gcc 6 is OK. > > Jim >
OK to commit for trunk and 7. Thanks for spotting this, Jerry
