[Mlir-commits] [mlir] [mlir][arith] Fix overflow bug in arith::CeilDivSIOp::fold (PR #90947)

[Andrzej Warzyński]

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@@ -701,22 +701,34 @@ OpFoldResult arith::CeilDivSIOp::fold(FoldAdaptor adaptor) {
           // Both positive, return ceil(a, b).
           return signedCeilNonnegInputs(a, b, overflowOrDiv0);
         }
+
+        bool overflowNegA = false;
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banach-space wrote:

Good suggestion, thanks!

https://github.com/llvm/llvm-project/pull/90947