[Bug driver/68029] Strange behavior of -fdiagnostics-color option

[manu at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68029

--- Comment #8 from Manuel López-Ibáñez <manu at gcc dot gnu.org> ---
(In reply to Jiří Engelthaler from comment #7)
> Created attachment 36638 [details]
> diag_color.patch
> 
> fdiagnostics_color_idx can by on first place so comparing as > 1 will miss
> it.
> There should be >= 1

Good catch! In principle your patch seems correct. I think you are only missing
a testcase. This patch is small enough to not require a copyright assignment:

https://gcc.gnu.org/wiki/GettingStarted#Basics:_Contributing_to_GCC_in_10_easy_steps