Use method to query if there are attributes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165213 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index b69a362..8860ef0 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -482,7 +482,7 @@
       }
 
       for (unsigned i = 0, e = Record.size(); i != e; i += 2) {
-        if (Attributes(Record[i+1]) != Attribute::None)
+        if (Attributes(Record[i+1]).hasAttributes())
           Attrs.push_back(AttributeWithIndex::get(Record[i],
                                                   Attributes(Record[i+1])));
       }