All test suites have coverage gaps. The fixing commit adds tests. https://gcc.gnu.org/cgit/gcc/commit/?id=c1e54c82a9e1855499ef7bb8827540e6a097532b https://gcc.g

All test suites have coverage gaps. The fixing commit adds tests. https://gcc.gnu.org/cgit/gcc/commit/?id=c1e54c82a9e1855499ef7bb8827540e6a097532b https://gcc.gnu.org/cgit/gcc/commit/?id=c1e54c82a9e1855499ef... The better question, in my opinion, is how many other known defects are just sitting there in the GNU buganizer with good reports for more than a decade.