[mlir] Non-void lambda does not return a value in all control paths in yieldReplacementForFusedProducer (NFC)

DamonFool · DamonFool · commit 3e6ae77950e9 · 2023-11-21T09:11:50.000+08:00
/llvm-project/mlir/lib/Dialect/SCF/Transforms/TileUsingInterface.cpp:703:5: error: non-void lambda does not return a value in all
 control paths [-Werror,-Wreturn-type]
    };
    ^
1 error generated.
diff --git a/mlir/lib/Dialect/SCF/Transforms/TileUsingInterface.cpp b/mlir/lib/Dialect/SCF/Transforms/TileUsingInterface.cpp
@@ -700,6 +700,7 @@ void mlir::scf::yieldReplacementForFusedProducer(
             sliceOp.getMixedSizes(), sliceOp.getMixedStrides());
         return {replacement};
       }
+      return SmallVector<Value>();
     };
 
     addInitOperandsToLoopNest(rewriter, loops,

Original file line number	Diff line number	Diff line change
`@@ -700,6 +700,7 @@ void mlir::scf::yieldReplacementForFusedProducer(`
`700`	`700`	`sliceOp.getMixedSizes(), sliceOp.getMixedStrides());`
`701`	`701`	`return {replacement};`
`702`	`702`	`}`
	`703`	`+ return SmallVector<Value>();`
`703`	`704`	`};`
`704`	`705`
`705`	`706`	`addInitOperandsToLoopNest(rewriter, loops,`