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41 lines
742 B
41 lines
742 B
/*
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* Copyright (c) 2016 - present
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*
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* Programming Research Laboratory (ROPAS)
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* Seoul National University, Korea
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* All rights reserved.
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*
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* This source code is licensed under the BSD style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#include <stdlib.h>
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char* safealloc(int n) {
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char* x;
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if (n > 0)
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x = malloc(n);
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else
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x = malloc(10);
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if (!x)
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return x;
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else
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exit(1);
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}
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void for_loop() {
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char* a;
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int i;
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a = safealloc(10);
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for (i = 0; i < 10; i++) {
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a[i] = 'a'; /* SAFE */
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}
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a = safealloc(5);
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for (i = 0; i < 10; i++) {
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a[i] = 'a'; /* BUG */
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}
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}
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