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