Add new keywords to the vim syntax highlighting.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76812 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/vim/llvm.vim b/utils/vim/llvm.vim
index d70e651..42daa62 100644
--- a/utils/vim/llvm.vim
+++ b/utils/vim/llvm.vim
@@ -29,6 +29,7 @@
 syn keyword llvmStatement eq ne ugt uge ult ule sgt sge slt sle
 syn keyword llvmStatement oeq ogt oge olt ole one ord ueq ugt uge
 syn keyword llvmStatement ult ule une uno
+syn keyword llvmStatement nuw nsw exact
 syn keyword llvmStatement phi call select shl lshr ashr va_arg
 syn keyword llvmStatement trunc zext sext
 syn keyword llvmStatement fptrunc fpext fptoui fptosi uitofp sitofp