[Mlir-commits] [mlir] [mlir][xegpu] Fix seg-fault caused by setting a null attribute (PR #146002)

[Igor Zamyatin]

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@@ -376,10 +376,12 @@ struct WgToSgElementwiseOp : public ConversionPattern {
       // Copy all attributes, but update "layout_result_0" to drop
       // sgLayout/sgData
       for (auto attr : op->getAttrs()) {
-        if (auto layout = dyn_cast<xegpu::LayoutAttr>(attr.getValue()))
-          state.addAttribute(attr.getName(), layout.dropSgLayoutAndData());
-        else
+        if (auto layout = dyn_cast<xegpu::LayoutAttr>(attr.getValue())) {
+          if (auto newLayout = layout.dropSgLayoutAndData())
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Garra1980 wrote:

Yeah, you're right, sorry for the noise

https://github.com/llvm/llvm-project/pull/146002