[mlir] Fix a warning

kazutakahirata · kazutakahirata · commit 5a9b74d20d5f · 2025-01-22T08:17:01.000-08:00
This patch fixes:

  mlir/lib/Dialect/Tosa/Transforms/TosaInferShapes.cpp:309:7: error:
  variable 'errs' set but not used [-Werror,-Wunused-but-set-variable]
diff --git a/mlir/lib/Dialect/Tosa/Transforms/TosaInferShapes.cpp b/mlir/lib/Dialect/Tosa/Transforms/TosaInferShapes.cpp
@@ -315,6 +315,7 @@ void validateSameOperandsAndResultRankTrait(Region &region) {
       if (op.hasTrait<OpTrait::SameOperandsAndResultRank>()) {
         if (OpTrait::impl::verifySameOperandsAndResultRank(&op).failed()) {
           errs++;
+          (void)errs;
         }
       }
       WhileOp whileOp = dyn_cast<WhileOp>(op);

Original file line number	Diff line number	Diff line change
`@@ -315,6 +315,7 @@ void validateSameOperandsAndResultRankTrait(Region &region) {`
`315`	`315`	`if (op.hasTrait<OpTrait::SameOperandsAndResultRank>()) {`
`316`	`316`	`if (OpTrait::impl::verifySameOperandsAndResultRank(&op).failed()) {`
`317`	`317`	`errs++;`
	`318`	`+ (void)errs;`
`318`	`319`	`}`
`319`	`320`	`}`
`320`	`321`	`WhileOp whileOp = dyn_cast<WhileOp>(op);`