[Bug c/89410] [7/8 Regression] ICE in calculate_line_spans, at diagnostic-show-locus.c:1237 after #line

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89410

--- Comment #20 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Maybe you want to say  .-1  instead of  -1  ?