[Bug preprocessor/60723] Line directives with incorrect system header flag

[nicholas.ormrod at hotmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60723

--- Comment #9 from Nicholas <nicholas.ormrod at hotmail dot com> ---
Manuel, I have filed a patch to gcc-patches.
https://gcc.gnu.org/ml/gcc-patches/2014-06/msg00862.html