Vector of pointers in function attributes calculation

While setting function attributes we check all instructions that may access memory. For a call instruction we check all arguments. The special check is required for pointers.
I added vector-of-pointers to the call arguments types that should be checked.

Differential Revision: http://reviews.llvm.org/D14693

llvm-svn: 253363
diff --git a/llvm/lib/Transforms/IPO/FunctionAttrs.cpp b/llvm/lib/Transforms/IPO/FunctionAttrs.cpp
index edebc26..8a697c3 100644
--- a/llvm/lib/Transforms/IPO/FunctionAttrs.cpp
+++ b/llvm/lib/Transforms/IPO/FunctionAttrs.cpp
@@ -154,7 +154,7 @@
       for (CallSite::arg_iterator CI = CS.arg_begin(), CE = CS.arg_end();
            CI != CE; ++CI) {
         Value *Arg = *CI;
-        if (!Arg->getType()->isPointerTy())
+        if (!Arg->getType()->isPtrOrPtrVectorTy())
           continue;
 
         AAMDNodes AAInfo;