gvisor.dev/gvisor@v0.0.0-20240520182842-f9d4d51c7e0f/tools/checklocks/test/inferred.go (about)

     1  // Copyright 2020 The gVisor Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package test
    16  
    17  import (
    18  	"sync"
    19  )
    20  
    21  type inferredStruct struct {
    22  	mu             sync.Mutex
    23  	guardedField   int // +checklocksfail
    24  	unguardedField int
    25  }
    26  
    27  func testInferredPositive(tc *inferredStruct) {
    28  	tc.mu.Lock()
    29  	tc.guardedField = 1
    30  	tc.mu.Unlock()
    31  }
    32  
    33  func testInferredNegative(tc *inferredStruct) {
    34  	tc.unguardedField = 1
    35  }