[Bug preprocessor/91991] ICE in linemap_macro_map_lookup when LTO-building SQLite after r275402

[nathan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91991

--- Comment #2 from Nathan Sidwell <nathan at gcc dot gnu.org> ---
Author: nathan
Date: Fri Oct  4 19:08:09 2019
New Revision: 276596

URL: https://gcc.gnu.org/viewcvs?rev=276596&root=gcc&view=rev
Log:
[preprocessor/91991] column location overflow

https://gcc.gnu.org/ml/gcc-patches/2019-10/msg00371.html
        PR preprocessor/91991
        * line-map.c (linemap_line_start): Clear max_column_hint if we run
        out of locations.

Modified:
    trunk/libcpp/ChangeLog
    trunk/libcpp/line-map.c