Fix CMake build by unreferring to nonexistent CppBackend.
Fix snprintf symbol name on Visual Studio.
Don't use the ambiguous pow symbol since it confuses Visual Studio, instead generate bit masks with shifting.
Fix PNacl Module.cpp build on VS2010. TODO: Move this fix to PNacl upstream.
Fix "Unknown architecture" error when building for x86 on Visual Studio 2010. TODO: Move this fix to PNacl upstream.
Fix Visual Studio 2010 build on ExpandI64::ensureLegalFunc. Cannot use variable-length arrays on VS2010, since they are C99 which VS2010 does not support. TODO: Move this fix to PNacl upstream.
Merge pull request #6 from juj/win_build_fixes

Win build fixes