[Mlir-commits] [mlir] [mlir] Use `getSingleElement`/`hasSingleElement` in various places (PR #131460)

[Jakub Kuderski]

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@@ -388,8 +388,7 @@ Value CodeGen::genSingleExpr(const ast::Expr *expr) {
       .Case<const ast::CallExpr, const ast::DeclRefExpr, const ast::TupleExpr>(
           [&](auto derivedNode) {
             SmallVector<Value> results = this->genExprImpl(derivedNode);
-            assert(results.size() == 1 && "expected single expression result");
-            return results[0];
+            return llvm::getSingleElement(results);
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kuhar wrote:

nit: now that this has a single use, you could use `genExprImpl` inline

https://github.com/llvm/llvm-project/pull/131460