[llvm] [NVPTX] Fix segfault with i128 types in arrays (PR #120562)

[Valery Chernov via llvm-commits]

================
@@ -198,6 +198,17 @@ static void ComputePTXValueVTs(const TargetLowering &TLI, const DataLayout &DL,
     return;
   }
 
+  // Given an array type, recursively traverse the elements with custom ComputePTXValueVTs.
+  if (ArrayType *ATy = dyn_cast<ArrayType>(Ty)) {
+    Type *EltTy = ATy->getElementType();
+    uint64_t EltSize = DL.getTypeAllocSize(EltTy);
+    for (unsigned i = 0, e = ATy->getNumElements(); i != e; ++i) {
----------------
vvchernov wrote:

Done

https://github.com/llvm/llvm-project/pull/120562