37 lines · cpp
1// RUN: clang-reorder-fields -record-name bar::Derived -fields-order z,y %s -- 2>&1 | FileCheck --check-prefix=CHECK-MESSAGES %s2// FIXME: clang-reorder-fields should provide -verify mode to make writing these checks3// easier and more accurate, for now we follow clang-tidy's approach.4 5namespace bar {6struct Base {7 int x;8 int p;9};10 11class Derived : public Base {12public:13 Derived(long ny);14 Derived(char nz);15private:16 long y;17 char z;18};19 20Derived::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 expression25{}26 27Derived::Derived(char nz) : 28 Base(),29 y(nz),30 // Check that base class fields are correctly ignored in reordering checks31 // 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 232 z(x) 33 // CHECK-MESSAGES-NOT: :[[@LINE-1]]:3: warning: reordering field x after z makes x uninitialized when used in init expression34{}35 36} // namespace bar37