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44 lines
641 B
44 lines
641 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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struct X {
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int f;
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};
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typedef struct X X;
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void testOK() {
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X x;
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X* p = malloc(sizeof(X));
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if (p)
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memcpy(p, &x, sizeof(X));
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free(p);
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}
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void testError1() {
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X x;
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X* p = 0;
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memcpy(p, &x, sizeof(X)); // crash
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}
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void testError2() {
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X x;
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X* r;
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X* p = 0;
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r = p;
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memcpy(r, &x, sizeof(X)); // crash
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}
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void testError3() {
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X* x = 0;
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X* p = malloc(sizeof(X));
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if (p) {
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memcpy(p, x, sizeof(X)); // crash
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free(p);
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}
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}
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