[llvm] r261071 - Fix the hash function.

David Blaikie via llvm-commits llvm-commits at lists.llvm.org
Tue Feb 16 23:00:22 PST 2016


Author: dblaikie
Date: Wed Feb 17 01:00:22 2016
New Revision: 261071

URL: http://llvm.org/viewvc/llvm-project?rev=261071&view=rev
Log:
Fix the hash function.

Modified:
    llvm/trunk/tools/llvm-dwp/llvm-dwp.cpp

Modified: llvm/trunk/tools/llvm-dwp/llvm-dwp.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-dwp/llvm-dwp.cpp?rev=261071&r1=261070&r2=261071&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-dwp/llvm-dwp.cpp (original)
+++ llvm/trunk/tools/llvm-dwp/llvm-dwp.cpp Wed Feb 17 01:00:22 2016
@@ -203,7 +203,7 @@ static void writeIndex(MCStreamer &Out,
     while (Buckets[H]) {
       assert(S != IndexEntries[Buckets[H] - 1].Signature &&
              "Duplicate type unit");
-      H += ((S >> 32) & Mask) | 1;
+      H = (H + ((S >> 32) & Mask) | 1) % Buckets.size();
     }
     Buckets[H] = i + 1;
   }




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