Reapplied r81355 with the problems fixed.
(See http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20090907/086737.html and
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20090907/086746.html)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82039 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/ProfileInfoLoader.cpp b/lib/Analysis/ProfileInfoLoader.cpp
index a6c55df..25481b2 100644
--- a/lib/Analysis/ProfileInfoLoader.cpp
+++ b/lib/Analysis/ProfileInfoLoader.cpp
@@ -34,8 +34,8 @@
 
 static unsigned AddCounts(unsigned A, unsigned B) {
   // If either value is undefined, use the other.
-  if (A == ~0U) return B;
-  if (B == ~0U) return A;
+  if (A == ProfileInfoLoader::Uncounted) return B;
+  if (B == ProfileInfoLoader::Uncounted) return A;
   return A + B;
 }
 
@@ -64,7 +64,7 @@
   // Make sure we have enough space... The space is initialised to -1 to
   // facitiltate the loading of missing values for OptimalEdgeProfiling.
   if (Data.size() < NumEntries)
-    Data.resize(NumEntries, ~0U);
+    Data.resize(NumEntries, ProfileInfoLoader::Uncounted);
 
   // Accumulate the data we just read into the data.
   if (!ShouldByteSwap) {
@@ -78,6 +78,8 @@
   }
 }
 
+const unsigned ProfileInfoLoader::Uncounted = ~0U;
+
 // ProfileInfoLoader ctor - Read the specified profiling data file, exiting the
 // program if the file is invalid or broken.
 //