20.04 gcc with -O2 crashes due to previously benign error

[Colin Watson]

On Mon, Jun 22, 2020 at 10:51:40AM -0700, David L wrote:
> My bad, I should have mentioned the filename extension was cpp, not c, so I
> should have said g++ not gcc.

Ah.  I don't have a copy of the C++ standard, so can't help with further
checking there.

-- 
Colin Watson (he/him)                              [cjwatson at ubuntu.com]