| 1 | // RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s |
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| 2 | |
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| 3 | // Test only flexible array member functionality specific to C++. |
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| 4 | |
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| 5 | union VariableSizeUnion { |
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| 6 | int s; |
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| 7 | char c[]; |
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| 8 | }; |
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| 9 | |
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| 10 | @interface LastUnionIvar { |
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| 11 | VariableSizeUnion flexible; |
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| 12 | } |
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| 13 | @end |
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| 14 | |
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| 15 | @interface NotLastUnionIvar { |
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| 16 | VariableSizeUnion flexible; // expected-error {{field 'flexible' with variable sized type 'VariableSizeUnion' is not at the end of class}} |
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| 17 | int last; // expected-note {{next instance variable declaration is here}} |
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| 18 | } |
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| 19 | @end |
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| 20 | |
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| 21 | |
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| 22 | class VariableSizeClass { |
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| 23 | public: |
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| 24 | int s; |
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| 25 | char c[]; |
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| 26 | }; |
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| 27 | |
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| 28 | @interface LastClassIvar { |
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| 29 | VariableSizeClass flexible; |
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| 30 | } |
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| 31 | @end |
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| 32 | |
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| 33 | @interface NotLastClassIvar { |
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| 34 | VariableSizeClass flexible; // expected-error {{field 'flexible' with variable sized type 'VariableSizeClass' is not at the end of class}} |
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| 35 | int last; // expected-note {{next instance variable declaration is here}} |
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| 36 | } |
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| 37 | @end |
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| 38 | |
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