[Mlir-commits] [mlir] [mlir][vector] Fix parser of vector.transfer_read (PR #133721)

[Longsheng Mou]

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@@ -4260,6 +4264,10 @@ ParseResult TransferReadOp::parse(OpAsmParser &parser, OperationState &result) {
   AffineMap permMap;
   if (!permMapAttr) {
     permMap = getTransferMinorIdentityMap(shapedType, vectorType);
+    if (!permMap) {
+      return parser.emitError(
+          typesLoc, "failed to create minor identity permutation map");
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CoTinker wrote:

I think the error message should be more intuitive, clearly indicating that the source and vector ranks do not match, so the user can fix the invalid operation. Also we should add error for `TransferWriteOp`

https://github.com/llvm/llvm-project/pull/133721