Fix typo.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59569 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/StripSymbols.cpp b/lib/Transforms/IPO/StripSymbols.cpp
index c5101c9..1ab8308 100644
--- a/lib/Transforms/IPO/StripSymbols.cpp
+++ b/lib/Transforms/IPO/StripSymbols.cpp
@@ -249,7 +249,7 @@
       assert(CI->use_empty() && "llvm.dbg intrinsic should have void result");
       CI->eraseFromParent();
       if (Arg->use_empty())
-        if (Constant *C = dyn_cast<GlobalVariable>(Arg)) 
+        if (Constant *C = dyn_cast<Constant>(Arg)) 
           DeadConstants.push_back(C);
     }
     Declare->eraseFromParent();