[Bug preprocessor/83173] C preprocessor generates incorrect linemarkers

[dmalcolm at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83173

--- Comment #12 from David Malcolm <dmalcolm at gcc dot gnu.org> ---
Author: dmalcolm
Date: Tue Nov 27 15:49:43 2018
New Revision: 266516

URL: https://gcc.gnu.org/viewcvs?rev=266516&root=gcc&view=rev
Log:
PR preprocessor/83173: Additional check before decrementing highest_location

2018-11-27  Mike Gulick  <mgulick@mathworks.com>

        PR preprocessor/83173
        * files.c (_cpp_stack_include): Check if
        line_table->highest_location is past current line before
        decrementing.


Modified:
    trunk/libcpp/ChangeLog
    trunk/libcpp/files.c