https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98678
--- Comment #10 from John David Anglin <danglin at gcc dot gnu.org> --- On hppa-linux, we have: dave@atlas:~/gnu/gcc/objdir/hppa-linux-gnu/libstdc++-v3/testsuite$ ./poll.exe wait_for(0s): 3999963ns for 81820 calls, avg 48.8874ns per call wait_until(system_clock minimum): 15999855ns for 81820 calls, avg 195.549ns per call wait_until(steady_clock minimum): 19999817ns for 81820 calls, avg 244.437ns per call wait_until(system_clock epoch): 327345016058ns for 81820 calls, avg 4.00079e+06ns per call wait_until(steady_clock epoch: 327417023513ns for 81820 calls, avg 4.00167e+06ns per call wait_for when ready: 0ns for 81820 calls, avg 0ns per call /home/dave/gnu/gcc/gcc/libstdc++-v3/testsuite/30_threads/future/members/poll.cc:129: int main(): Assertion 'wait_for_0 < (ready * 30)' failed. Aborted (core dumped)
