[Bug c++/97918] [8/9/10/11 Regression] ICE near htab_hash_string when LTO, -O & -g

[jengelh at inai dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97918

--- Comment #9 from Jan Engelhardt <jengelh at inai dot de> ---
The new g++.dg/debug/localclass2.C test file you added is marked "target
c++11", but it seems I can only cause the crash with -std=c++17 or later
standards. Should the test file perhaps be amended?