Make PointerShift/Size be enums so they are constants instead of globals

llvm-svn: 4571

1 files changed, 4 insertions, 2 deletions

diff --git a/llvm/include/llvm/Analysis/DSSupport.h b/llvm/include/llvm/Analysis/DSSupport.h
index acaac37d1c2..dfd4bd79764 100644
--- a/llvm/include/llvm/Analysis/DSSupport.h
+++ b/llvm/include/llvm/Analysis/DSSupport.h
@@ -22,8 +22,10 @@ class DSNode;                  // Each node in the graph
 class DSGraph;                 // A graph for a function
 class DSNodeIterator;          // Data structure graph traversal iterator
 
-namespace DS {
-  extern const unsigned PointerShift;  // 64bit ptrs = 3, 32 bit ptrs = 2
+namespace DS { // FIXME: After the paper, this should get cleaned up
+  enum { PointerShift = 3,     // 64bit ptrs = 3, 32 bit ptrs = 2
+         PointerSize = 1 << PointerShift
+  };
 };
 
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