1 // RUN: clang-reorder-fields -record-name bar::Derived -fields-order z,y %s -- 2>&1 | FileCheck --check-prefix=CHECK-MESSAGES %s
2 // FIXME: clang-reorder-fields should provide -verify mode to make writing these checks
3 // easier and more accurate, for now we follow clang-tidy's approach.
4
5 namespace bar {
6 struct Base {
7 int x;
8 int p;
9 };
10
11 class Derived : public Base {
12 public:
13 Derived(long ny);
14 Derived(char nz);
15 private:
16 long y;
17 char z;
18 };
19
Derived(long ny)20 Derived::Derived(long ny) :
21 Base(),
22 y(ny),
23 z(static_cast<char>(y))
24 // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: reordering field y after z makes y uninitialized when used in init expression
25 {}
26
Derived(char nz)27 Derived::Derived(char nz) :
28 Base(),
29 y(nz),
30 // Check that base class fields are correctly ignored in reordering checks
31 // x has field index 1 and so would improperly warn if this wasn't the case since the command for this file swaps field indexes 1 and 2
32 z(x)
33 // CHECK-MESSAGES-NOT: :[[@LINE-1]]:3: warning: reordering field x after z makes x uninitialized when used in init expression
34 {}
35
36 } // namespace bar
37