[AttrBuilder] Remove unused hasAttributes() overload

This is unused, and doesn't make a lot of sense as an API. The
usual pattern would be to combine the AttrBuilder(AttributeSet)
constructor with the overlaps() method.

Author: nikic

llvm/include/llvm/IR/Attributes.h

@@ -1074,10 +1074,6 @@ class AttrBuilder {
   /// Return true if the builder has IR-level attributes.
   bool hasAttributes() const;
 
-  /// Return true if the builder has any attribute that's in the
-  /// specified attribute.
-  bool hasAttributes(AttributeList A, uint64_t Index) const;
-
   /// Return true if the builder has an alignment attribute.
   bool hasAlignmentAttr() const;
 

llvm/lib/IR/Attributes.cpp

@@ -1805,22 +1805,6 @@ bool AttrBuilder::hasAttributes() const {
   return !Attrs.none() || !TargetDepAttrs.empty();
 }
 
-bool AttrBuilder::hasAttributes(AttributeList AL, uint64_t Index) const {
-  AttributeSet AS = AL.getAttributes(Index);
-
-  for (const auto &Attr : AS) {
-    if (Attr.isEnumAttribute() || Attr.isIntAttribute()) {
-      if (contains(Attr.getKindAsEnum()))
-        return true;
-    } else {
-      assert(Attr.isStringAttribute() && "Invalid attribute kind!");
-      return contains(Attr.getKindAsString());
-    }
-  }
-
-  return false;
-}
-
 bool AttrBuilder::hasAlignmentAttr() const {
   return getRawIntAttr(Attribute::Alignment) != 0;
 }