diff options
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 348f8308099..d27b53abe70 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -8141,12 +8141,13 @@ static bool isNonZeroElementsInOrder(const SmallBitVector &Zeroable, // Check if the Mask's nonzero elements are in increasing order. for (int i = 0, e = Zeroable.size(); i < e; i++) { // Checks if the mask's zeros elements are built from only zeros. - if (Mask[i] == -1) + assert(Mask[i] >= -1 && "Out of bound mask element!"); + if (Mask[i] < 0) return false; if (Zeroable[i]) continue; // Find the lowest non zero element - if (NextElement == -1) { + if (NextElement < 0) { NextElement = Mask[i] != 0 ? VectorType.getVectorNumElements() : 0; IsZeroSideLeft = NextElement != 0; } |
