Remove the final bits of Attributes being declared in the Attribute
namespace. Use the attribute's enum value instead. No functionality change
intended.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165610 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/FunctionAttrs.cpp b/lib/Transforms/IPO/FunctionAttrs.cpp
index e0deb43..43e12d4 100644
--- a/lib/Transforms/IPO/FunctionAttrs.cpp
+++ b/lib/Transforms/IPO/FunctionAttrs.cpp
@@ -212,10 +212,15 @@
     MadeChange = true;
 
     // Clear out any existing attributes.
-    F->removeAttribute(~0, Attribute::ReadOnly | Attribute::ReadNone);
+    Attributes::Builder B;
+    B.addAttribute(Attributes::ReadOnly)
+      .addAttribute(Attributes::ReadNone);
+    F->removeAttribute(~0, Attributes::get(B));
 
     // Add in the new attribute.
-    F->addAttribute(~0, ReadsMemory? Attribute::ReadOnly : Attribute::ReadNone);
+    B.clear();
+    B.addAttribute(ReadsMemory ? Attributes::ReadOnly : Attributes::ReadNone);
+    F->addAttribute(~0, Attributes::get(B));
 
     if (ReadsMemory)
       ++NumReadOnly;
@@ -350,6 +355,9 @@
 
   ArgumentGraph AG;
 
+  Attributes::Builder B;
+  B.addAttribute(Attributes::NoCapture);
+
   // Check each function in turn, determining which pointer arguments are not
   // captured.
   for (CallGraphSCC::iterator I = SCC.begin(), E = SCC.end(); I != E; ++I) {
@@ -371,7 +379,7 @@
       for (Function::arg_iterator A = F->arg_begin(), E = F->arg_end();
            A != E; ++A) {
         if (A->getType()->isPointerTy() && !A->hasNoCaptureAttr()) {
-          A->addAttr(Attribute::NoCapture);
+          A->addAttr(Attributes::get(B));
           ++NumNoCapture;
           Changed = true;
         }
@@ -386,7 +394,7 @@
         if (!Tracker.Captured) {
           if (Tracker.Uses.empty()) {
             // If it's trivially not captured, mark it nocapture now.
-            A->addAttr(Attribute::NoCapture);
+            A->addAttr(Attributes::get(B));
             ++NumNoCapture;
             Changed = true;
           } else {
@@ -419,7 +427,7 @@
       // eg. "void f(int* x) { if (...) f(x); }"
       if (ArgumentSCC[0]->Uses.size() == 1 &&
           ArgumentSCC[0]->Uses[0] == ArgumentSCC[0]) {
-        ArgumentSCC[0]->Definition->addAttr(Attribute::NoCapture);
+        ArgumentSCC[0]->Definition->addAttr(Attributes::get(B));
         ++NumNoCapture;
         Changed = true;
       }
@@ -461,7 +469,7 @@
 
     for (unsigned i = 0, e = ArgumentSCC.size(); i != e; ++i) {
       Argument *A = ArgumentSCC[i]->Definition;
-      A->addAttr(Attribute::NoCapture);
+      A->addAttr(Attributes::get(B));
       ++NumNoCapture;
       Changed = true;
     }