Source file test/fixedbugs/issue73920.go

     1  // run
     2  
     3  // Copyright 2025 The Go Authors. All rights reserved.
     4  // Use of this source code is governed by a BSD-style
     5  // license that can be found in the LICENSE file.
     6  
     7  package main
     8  
     9  func callRecover() {
    10  	if recover() != nil {
    11  		println("recovered")
    12  	}
    13  }
    14  
    15  type T int
    16  
    17  func (*T) M() { callRecover() }
    18  
    19  type S struct{ *T } // has a wrapper (*S).M wrapping (*T.M)
    20  
    21  var p = &S{new(T)}
    22  
    23  var fn = (*S).M // using a function pointer to force using the wrapper
    24  
    25  func main() {
    26  	mustPanic(func() {
    27  		defer fn(p)
    28  		panic("XXX")
    29  	})
    30  }
    31  
    32  func mustPanic(f func()) {
    33  	defer func() {
    34  		r := recover()
    35  		if r == nil {
    36  			panic("didn't panic")
    37  		}
    38  	}()
    39  	f()
    40  }
    41  

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