kaguya
24 lines
653 B
C
24 lines
653 B
C
#include <stdlib.h>
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#include <assert.h>
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#include <stdint.h>
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#include <errno.h>
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int main() {
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void *p = NULL;
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// align must be a power of two
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assert(posix_memalign(&p, 3, 1) == EINVAL && p == NULL);
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// align must be a multiple of sizeof(void *)
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assert(posix_memalign(&p, sizeof(void *) / 2, 8) == EINVAL && p == NULL);
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assert(posix_memalign(&p, sizeof(void *), sizeof(void *)) == 0 && p != NULL && (uintptr_t)p % sizeof(void *) == 0);
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free(p);
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assert(posix_memalign(&p, 256, 1) == 0 && p != NULL && (uintptr_t)p % 256 == 0);
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free(p);
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assert(posix_memalign(&p, 256, 256) == 0 && p != NULL && (uintptr_t)p % 256 == 0);
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free(p);
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return 0;
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}
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