* Mark Wielaard: > Yes, that would work. I don't know what the lowest supported GCC > version is, but technically it was definitely fixed in 4.10.0, 4.8.4 > and 4.9.2. And various distros would probably have backported the > fix. But checking for 5.0+ would certainly give you a good version. > > How about the attached?
Would it be possible to test for the actual presence of the bug, using -fcompare-debug? (But it seems to me that the treatment of this particular compiler bug is an outlier: other equally tricky bugs do not receive this kind of attention.)