[Bug bootstrap/72823] [7 Regression] r239175 causes build failure

[dmalcolm at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72823

--- Comment #6 from David Malcolm <dmalcolm at gcc dot gnu.org> ---
Author: dmalcolm
Date: Sat Aug  6 18:06:30 2016
New Revision: 239211

URL: https://gcc.gnu.org/viewcvs?rev=239211&root=gcc&view=rev
Log:
Fix crash in selftest::test_lexer_string_locations_ucn4 (PR bootstrap/72823)

libcpp/ChangeLog:
        PR bootstrap/72823
        * charset.c (_cpp_valid_ucn): Replace overzealous assert with one
        that allows for char_range to be non-NULL when loc_reader is NULL.


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