[Mlir-commits] [mlir] [mlir][transform] Guard parametric loop tiling pass from no option (PR #118254)

[Mehdi Amini]

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@@ -40,6 +40,11 @@ class SimpleParametricLoopTilingPass
   }
 
   void runOnOperation() override {
+    if (sizes.empty()) {
+      getOperation()->emitError("expect non-empty outer loop sizes");
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joker-eph wrote:

Not sure we really need a test for this, but you can always not use the --verify-diagnostic and instead redirect stderr to stdout and use FileCheck.
You'll need to use `not` before `mlir-opt` as well I believe.



https://github.com/llvm/llvm-project/pull/118254