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-rw-r--r--llvm/lib/Target/SystemZ/SystemZISelLowering.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp b/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
index 99bf54c8345..24b5a41d7f6 100644
--- a/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
+++ b/llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
@@ -3796,7 +3796,7 @@ static bool tryBuildVectorByteMask(BuildVectorSDNode *BVN, uint64_t &Mask) {
for (unsigned J = 0; J < BytesPerElement; ++J) {
uint64_t Byte = (Value >> (J * 8)) & 0xff;
if (Byte == 0xff)
- Mask |= 1 << ((E - I - 1) * BytesPerElement + J);
+ Mask |= 1ULL << ((E - I - 1) * BytesPerElement + J);
else if (Byte != 0)
return false;
}
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