Remove llvm-upgrade and update tests.

llvm-svn: 47296
diff --git a/llvm/test/CodeGen/CBackend/2002-10-16-External.ll b/llvm/test/CodeGen/CBackend/2002-10-16-External.ll
index d60a3d8..d40cbda 100644
--- a/llvm/test/CodeGen/CBackend/2002-10-16-External.ll
+++ b/llvm/test/CodeGen/CBackend/2002-10-16-External.ll
@@ -1,4 +1,4 @@
-; RUN: llvm-upgrade < %s | llvm-as | llc -march=c
+; RUN: llvm-as < %s | llc -march=c
 
-%bob = external global int              ; <int*> [#uses=2]
+@bob = external global i32              ; <i32*> [#uses=0]