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33 lines
582 B
33 lines
582 B
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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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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int use_after_free_simple_bad(int* x) {
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free(x);
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return *x;
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}
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int double_free_simple_bad(int* x) {
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free(x);
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free(x);
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}
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int* global_pointer;
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void free_global_pointer_ok() { free(global_pointer); }
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void double_free_global_bad() {
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free_global_pointer_ok();
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free_global_pointer_ok();
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}
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void free_null_then_deref_bad() {
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int* x = NULL;
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free(x);
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*x = 1;
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}
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