1// RUN: mlir-opt %s -split-input-file -verify-diagnostics | FileCheck %s 2 3// FileCheck test must have at least one CHECK statement. 4// CHECK-LABEL: @no_op 5func.func @no_op(%arg0: !async.token) { 6 return 7} 8 9// ----- 10 11func.func @wrong_async_await_arg_type(%arg0: f32) { 12 // expected-error @+1 {{'async.await' op operand #0 must be async value type or async token type, but got 'f32'}} 13 async.await %arg0 : f32 14} 15 16// ----- 17 18func.func @wrong_async_await_result_type(%arg0: !async.value<f32>) { 19 // expected-error @+1 {{'async.await' op result type 'f64' does not match async value type 'f32'}} 20 %0 = "async.await"(%arg0): (!async.value<f32>) -> f64 21} 22 23 24// ----- 25// expected-error @+1 {{'async.func' op result is expected to be at least of size 1, but got 0}} 26async.func @wrong_async_func_void_result_type(%arg0: f32) { 27 return 28} 29 30 31// ----- 32// expected-error @+1 {{'async.func' op result type must be async value type or async token type, but got 'f32'}} 33async.func @wrong_async_func_result_type(%arg0: f32) -> f32 { 34 return %arg0 : f32 35} 36 37// ----- 38// expected-error @+1 {{'async.func' op results' (optional) async token type is expected to appear as the 1st return value, but got 2}} 39async.func @wrong_async_func_token_type_placement(%arg0: f32) -> (!async.value<f32>, !async.token) { 40 return %arg0 : f32 41} 42 43// ----- 44async.func @wrong_async_func_return_type(%arg0: f32) -> (!async.token, !async.value<i32>) { 45 // expected-error @+1 {{'async.return' op operand types do not match the types returned from the parent FuncOp}} 46 return %arg0 : f32 47} 48