1// RUN: %check_clang_tidy -std=c++11-or-later %s readability-reference-to-constructed-temporary %t
2
3struct WithConstructor
4{
5 WithConstructor(int, int);
6};
7
8struct WithoutConstructor
9{
10 int a, b;
11};
12
13void test()
14{
15// CHECK-MESSAGES: :[[@LINE+1]]:27: warning: reference variable 'tmp1' extends the lifetime of a just-constructed temporary object 'const WithConstructor', consider changing reference to value [readability-reference-to-constructed-temporary]
16 const WithConstructor& tmp1{1,2};
17
18// CHECK-MESSAGES: :[[@LINE+1]]:30: warning: reference variable 'tmp2' extends the lifetime of a just-constructed temporary object 'const WithoutConstructor', consider changing reference to value [readability-reference-to-constructed-temporary]
19 const WithoutConstructor& tmp2{.a: 1,.b: 2};
20
21
22// CHECK-MESSAGES: :[[@LINE+1]]:22: warning: reference variable 'tmp3' extends the lifetime of a just-constructed temporary object 'WithConstructor', consider changing reference to value [readability-reference-to-constructed-temporary]
23 WithConstructor&& tmp3{1,2};
24
25// CHECK-MESSAGES: :[[@LINE+1]]:25: warning: reference variable 'tmp4' extends the lifetime of a just-constructed temporary object 'WithoutConstructor', consider changing reference to value [readability-reference-to-constructed-temporary]
26 WithoutConstructor&& tmp4{.a: 1,.b: 2};
27
28 WithConstructor tmp5{1,2};
29 WithoutConstructor tmp6{.a: 1,.b: 2};
30}
31

source code of clang-tools-extra/test/clang-tidy/checkers/readability/reference-to-constructed-temporary.cpp