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// RUN: mlir-opt %s -test-patterns="max-iterations=1" \
// RUN: -allow-unregistered-dialect --split-input-file | FileCheck %s
// CHECK-LABEL: func @add_to_worklist_after_inplace_update()
func.func @add_to_worklist_after_inplace_update() {
// The following op is updated in-place and should be added back to the
// worklist of the GreedyPatternRewriteDriver (regardless of the value of
// config.max_iterations).
// CHECK: "test.any_attr_of_i32_str"() <{attr = 3 : i32}> : () -> ()
"test.any_attr_of_i32_str"() {attr = 0 : i32} : () -> ()
return
}
// -----
// CHECK-LABEL: func @add_ancestors_to_worklist()
func.func @add_ancestors_to_worklist() {
// CHECK: "foo.maybe_eligible_op"() {eligible} : () -> index
// CHECK-NEXT: "test.one_region_op"()
"test.one_region_op"() ({
%0 = "foo.maybe_eligible_op" () : () -> (index)
"foo.yield"(%0) : (index) -> ()
}) {hoist_eligible_ops}: () -> ()
return
}
// -----
// There are no patterns in this test that apply to "test.symbol". This test is
// to ensure that symbols are not getting removed due to being "trivially dead"
// as part of a greedy rewrite. Symbols are never trivially dead.
// CHECK: "test.symbol"() <{sym_name = "foo"}>
"test.symbol"() <{sym_name = "foo"}> : () -> ()
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