PR preprocessor/83173: Additional check before decrementing highest_location
commitc94fccdf42e4f5c4af6cf8a1e329863db01965e0
authordmalcolm <dmalcolm@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 27 Nov 2018 15:49:43 +0000 (27 15:49 +0000)
committerdmalcolm <dmalcolm@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 27 Nov 2018 15:49:43 +0000 (27 15:49 +0000)
treebadad3254b640aae0b59b521d6190bfd33070b20
parent0b90da66f5fbbeb0016abeb58edd1daefee07733
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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@266516 138bc75d-0d04-0410-961f-82ee72b054a4
libcpp/ChangeLog
libcpp/files.c