diff options
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 8be441fe28e..c5bf3dcac45 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -10001,6 +10001,8 @@ static bool isTargetShuffleEquivalent(ArrayRef<int> Mask, int Size = Mask.size(); if (Size != (int)ExpectedMask.size()) return false; + assert(isUndefOrZeroOrInRange(ExpectedMask, 0, 2 * Size) && + "Illegal target shuffle mask"); for (int i = 0; i < Size; ++i) if (Mask[i] == SM_SentinelUndef) |
