[Patch] Support for -std=c9x

Hi all,

I've noticed there are some packages that use -std=c9x when the compiler
is GCC compatible. According to the manpage, -std=c9x is equal to
-std=c99. Any comments on this patch?

Index: tools/clang-cc/clang-cc.cpp

Hi all,

I've noticed there are some packages that use -std=c9x when the compiler
is GCC compatible. According to the manpage, -std=c9x is equal to
-std=c99. Any comments on this patch?

Weird, but ok. I also enabled iso9899:199x as well:
http://lists.cs.uiuc.edu/pipermail/cfe-commits/Week-of-Mon-20090406/015056.html

-Chris

Thanks!