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28 lines
766 B
28 lines
766 B
6 years ago
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/*
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* Copyright (c) 2018-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#include <stdlib.h>
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struct s {
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int useless_field_because_flexible_array_members_are_not_allowed_in_otherwise_empty_struct;
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int arr[];
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};
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void access_to_incomplete_array_type(struct s* a, int i) { a->arr[i] = 0; }
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void call_access_to_incomplete_array_type_Good_FP() {
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struct s* x = malloc(sizeof(struct s) + sizeof(int));
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access_to_incomplete_array_type(x, 0);
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}
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void call_access_to_incomplete_array_type_Bad() {
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struct s* x = malloc(sizeof(struct s) + sizeof(int));
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access_to_incomplete_array_type(x, 1);
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}
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// For tests with last field of size 0 or 1, see class.cpp
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