https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84195
--- Comment #7 from Nick Clifton <nickc at gcc dot gnu.org> --- Author: nickc Date: Mon Jun 18 10:39:01 2018 New Revision: 261697 URL: https://gcc.gnu.org/viewcvs?rev=261697&root=gcc&view=rev Log: Ensure that control characters in user supplied error and warning messages are escaped. PR 84195 * tree.c (escaped_string): New class. Converts an unescaped string into its escaped equivalent. (warn_deprecated_use): Use the new class to convert the deprecation message, if present. (test_escaped_strings): New self test. (test_c_tests): Add test_escaped_strings. Modified: trunk/gcc/ChangeLog trunk/gcc/tree.c
