This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Why is the -undef option removed from cpp.
- To: gcc at gcc dot gnu dot org, gcc-bugs at gcc dot gnu dot org
- Subject: Why is the -undef option removed from cpp.
- From: "H . J . Lu" <hjl at valinux dot com>
- Date: Thu, 29 Jun 2000 13:52:29 -0700
The -undef option:
-undef Do not predefine any nonstandard macros.
is removed from cpp in gcc 2.96. But XFree86 4.0 uses
#define RawCppCmd CppCmd -undef
As the result, many files generated by RawCppCmd are empty. Why is
it removed?
Thanks.
H.J.