_asm is another valid alias for asm.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@45957 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Basic/TokenKinds.def b/include/clang/Basic/TokenKinds.def
index b46a894..fcdf8c8 100644
--- a/include/clang/Basic/TokenKinds.def
+++ b/include/clang/Basic/TokenKinds.def
@@ -307,6 +307,7 @@
 ALIAS("__const"      , const      )
 ALIAS("__const__"    , const      )
 ALIAS("__alignof__"  , __alignof  )
+ALIAS("_asm"         , asm        )
 ALIAS("__asm"        , asm        )
 ALIAS("__asm__"      , asm        )
 ALIAS("__complex"    , _Complex   )