| // RUN: mlir-opt %s --split-input-file --verify-diagnostics \ |
| // RUN: --transform-interpreter |
| |
| func.func private @bar() |
| |
| func.func @foo() { |
| %c0 = arith.constant 0 : index |
| %c1 = arith.constant 1 : index |
| %c10 = arith.constant 10 : index |
| // expected-note @below {{ancestor payload op}} |
| scf.for %i = %c0 to %c1 step %c10 { |
| // expected-note @below {{descendant payload op}} |
| scf.for %j = %c0 to %c1 step %c10 { |
| func.call @bar() : () -> () |
| } |
| } |
| return |
| } |
| |
| module attributes {transform.with_named_sequence} { |
| transform.named_sequence @__transform_main(%arg0: !transform.any_op) { |
| %0 = transform.structured.match ops{["scf.for"]} in %arg0 : (!transform.any_op) -> !transform.op<"scf.for"> |
| %1 = transform.test_reverse_payload_ops %0 : (!transform.op<"scf.for">) -> !transform.op<"scf.for"> |
| // expected-error @below {{transform operation consumes a handle pointing to an ancestor payload operation before its descendant}} |
| // expected-note @below {{the ancestor is likely erased or rewritten before the descendant is accessed, leading to undefined behavior}} |
| transform.test_consume_operand_each %1 : !transform.op<"scf.for"> |
| transform.yield |
| } |
| } |
| |
| // ----- |
| |
| func.func private @bar() |
| |
| func.func @foo() { |
| %c0 = arith.constant 0 : index |
| %c1 = arith.constant 1 : index |
| %c10 = arith.constant 10 : index |
| scf.for %i = %c0 to %c1 step %c10 { |
| scf.for %j = %c0 to %c1 step %c10 { |
| func.call @bar() : () -> () |
| } |
| } |
| return |
| } |
| |
| // No error here, processing ancestors before descendants. |
| module attributes {transform.with_named_sequence} { |
| transform.named_sequence @__transform_main(%arg0: !transform.any_op) { |
| %0 = transform.structured.match ops{["scf.for"]} in %arg0 : (!transform.any_op) -> !transform.op<"scf.for"> |
| transform.test_consume_operand_each %0 : !transform.op<"scf.for"> |
| transform.yield |
| } |
| } |