26 lines
617 B
C++
26 lines
617 B
C++
/*
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Copyright (c) 2013 Microsoft Corporation. All rights reserved.
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Released under Apache 2.0 license as described in the file LICENSE.
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Author: Leonardo de Moura
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <malloc.h>
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#define MAX_SZ 1024
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int main() {
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for (unsigned i = 1; i < MAX_SZ; i++) {
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void * p = malloc(i);
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size_t r = malloc_usable_size(p);
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if (r < i || ((i > 128) && (r > 2 * i))) {
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fprintf(stderr, "Unexpected malloc_usable_size behavior: i = %d, r = %d\n", i, int(r));
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return 1;
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}
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free(p);
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}
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return 0;
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}
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