[Mlir-commits] [mlir] [mlir][Transforms] `GreedyPatternRewriteDriver`: Do not CSE constants during iterations (PR #75897)

[Jakub Kuderski]

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@@ -1352,9 +1352,11 @@ OpFoldResult arith::TruncIOp::fold(FoldAdaptor adaptor) {
       setOperand(src);
       return getResult();
     }
+
     // trunci(zexti(a)) -> a
     // trunci(sexti(a)) -> a
-    return src;
+    if (srcType == dstType)
+      return src;
   }
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kuhar wrote:

Should we land these fold fixes separately from the CSE change?

https://github.com/llvm/llvm-project/pull/75897