[llvm] r179549 - Fix endianness on some MSVC versions.

[Charles Davis]

On Apr 15, 2013, at 1:28 PM, Rafael Espindola wrote:

> Author: rafael
> Date: Mon Apr 15 14:28:45 2013
> New Revision: 179549
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=179549&view=rev
> Log:
> Fix endianness on some MSVC versions.
> 
> Looks like it was evaluating undef == undef to true.
> 
> Modified:
>    llvm/trunk/include/llvm/Support/Host.h
> 
> Modified: llvm/trunk/include/llvm/Support/Host.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/Host.h?rev=179549&r1=179548&r2=179549&view=diff
> ==============================================================================
> --- llvm/trunk/include/llvm/Support/Host.h (original)
> +++ llvm/trunk/include/llvm/Support/Host.h Mon Apr 15 14:28:45 2013
> @@ -29,7 +29,7 @@
> namespace llvm {
> namespace sys {
> 
> -#if BYTE_ORDER == BIG_ENDIAN
> +#if defined(BYTBYTE_ORDER) && defined(BIG_ENDIAN) && BYTE_ORDER == BIG_ENDIAN
               ^~~
Huh? Looks like you typed those three characters, then absent-mindedly typed the whole identifier. Did you mean "BYTE_ORDER"? ;)

Chip

>   static const bool IsBigEndianHost = true;
> #else
>   static const bool IsBigEndianHost = false;
> 
> 
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