1 // RUN: %check_clang_tidy %s modernize-use-nodiscard %t -- \
2 // RUN:   -config="{CheckOptions: [{key: modernize-use-nodiscard.ReplacementString, value: '__attribute__((warn_unused_result))'}]}"
3 
4 class Foo
5 {
6 public:
7     bool f1() const;
8     // CHECK-MESSAGES: :[[@LINE-1]]:5: warning: function 'f1' should be marked __attribute__((warn_unused_result)) [modernize-use-nodiscard]
9     // CHECK-FIXES: __attribute__((warn_unused_result)) bool f1() const;
10 
11     bool f2(int) const;
12     // CHECK-MESSAGES: :[[@LINE-1]]:5: warning: function 'f2' should be marked __attribute__((warn_unused_result)) [modernize-use-nodiscard]
13     // CHECK-FIXES: __attribute__((warn_unused_result)) bool f2(int) const;
14 
15     bool f3(const int &) const;
16     // CHECK-MESSAGES: :[[@LINE-1]]:5: warning: function 'f3' should be marked __attribute__((warn_unused_result)) [modernize-use-nodiscard]
17     // CHECK-FIXES: __attribute__((warn_unused_result)) bool f3(const int &) const;
18 
19     bool f4(void) const;
20     // CHECK-MESSAGES: :[[@LINE-1]]:5: warning: function 'f4' should be marked __attribute__((warn_unused_result)) [modernize-use-nodiscard]
21     // CHECK-FIXES: __attribute__((warn_unused_result)) bool f4(void) const;
22 };
23 
24