[cfe-dev] Pragma message in Clang?

[Matt Joiner]

What's Clang's equivalent to `#pragma message` as used in [GCC][1] and
[MSVC][2]?

  [1]: http://gcc.gnu.org/onlinedocs/gcc/Diagnostic-Pragmas.html#Diagnostic-Pragmas
  [2]: http://msdn.microsoft.com/en-us/library/x7dkzch2.aspx