// RUN: mlir-opt %s -test-legalize-patterns="test-legalize-folding-mode=before-patterns" | FileCheck %s // CHECK-LABEL: @fold_legalization func.func @fold_legalization() -> i32 { // CHECK: op_in_place_self_fold // CHECK-SAME: folded %1 = "test.op_in_place_self_fold"() : () -> (i32) "test.return"(%1) : (i32) -> () }