[LLVMdev] llvm-gcc-4.2-2.6 build failed,

[Duncan Sands]

> and , I found no file ,System/DataTypes.h, exist in the directory llvm-2.6/include/llvm/

Are you sure you are building llvm-gcc-4.2-2.6 against llvm-2.6 and not against
a version of llvm checked out from subversion?

Ciao,

Duncan.