[Bug lto/88147] [9 Regression] ICE in linemap_line_start, at libcpp/line-map.c:781 starting from r265875

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88147

--- Comment #16 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Martin Liška from comment #14)
> Created attachment 45653 [details]
> Patch candidate
> 
> Patch candidate that survives both reduced and not reduced test-cases.
> David does the patch make sense?

It survives regression tests and bootstrap on x86_64-linux-gnu.