[Bug c/30692] GCC automatically fails to preprocess files with the "hpp" file extension

[schwab at suse dot de]

------- Comment #1 from schwab at suse dot de  2007-02-03 15:15 -------
.hpp is not a recognized extension.  If you want the file to be treated as a
C++ header precede it with `-xc++-header'.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30692