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-rw-r--r--lib/Support/APInt.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp
index c8482e9c71..9886de83dc 100644
--- a/lib/Support/APInt.cpp
+++ b/lib/Support/APInt.cpp
@@ -818,7 +818,7 @@ uint32_t APInt::countTrailingOnes() const {
return std::min(uint32_t(CountTrailingOnes_64(VAL)), BitWidth);
uint32_t Count = 0;
uint32_t i = 0;
- for (; i < getNumWords() && pVal[i] == -1; ++i)
+ for (; i < getNumWords() && pVal[i] == -1ULL; ++i)
Count += APINT_BITS_PER_WORD;
if (i < getNumWords())
Count += CountTrailingOnes_64(pVal[i]);