Fix off by one error in iterator

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42612 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/ADT/SparseBitVector.h b/include/llvm/ADT/SparseBitVector.h
index b02eb3e48059762f89c412ca632ba7b67ce582b7..56db805647e6c7d7eb52df041ade618046dff640 100644 (file)
--- a/include/llvm/ADT/SparseBitVector.h
+++ b/include/llvm/ADT/SparseBitVector.h
@@ -390,7 +390,7 @@ class SparseBitVector {
 
       // See if we ran out of Bits in this word.
       if (!Bits) {
-        int NextSetBitNumber = Iter->find_next(BitNumber % ElementSize) ;
+        int NextSetBitNumber = Iter->find_next((BitNumber - 1) % ElementSize) ;
         // If we ran out of set bits in this element, move to next element.
         if (NextSetBitNumber == -1 || (BitNumber % ElementSize == 0)) {
           ++Iter;