jemalloc/test/integration/sdallocx.c

#include "test/jemalloc_test.h"

#define MAXALIGN (((size_t)1) << 22)
#define NITER 3

TEST_BEGIN(test_basic) {
	void *ptr = mallocx(64, 0);
	sdallocx(ptr, 64, 0);
}
TEST_END

TEST_BEGIN(test_alignment_and_size) {
	size_t   nsz, sz, alignment, total;
	unsigned i;
	void    *ps[NITER];

	for (i = 0; i < NITER; i++) {
		ps[i] = NULL;
	}

	for (alignment = 8; alignment <= MAXALIGN; alignment <<= 1) {
		total = 0;
		for (sz = 1; sz < 3 * alignment && sz < (1U << 31);
		     sz += (alignment >> (LG_SIZEOF_PTR - 1)) - 1) {
			for (i = 0; i < NITER; i++) {
				nsz = nallocx(sz,
				    MALLOCX_ALIGN(alignment) | MALLOCX_ZERO);
				ps[i] = mallocx(sz,
				    MALLOCX_ALIGN(alignment) | MALLOCX_ZERO);
				total += nsz;
				if (total >= (MAXALIGN << 1)) {
					break;
				}
			}
			for (i = 0; i < NITER; i++) {
				if (ps[i] != NULL) {
					sdallocx(ps[i], sz,
					    MALLOCX_ALIGN(alignment));
					ps[i] = NULL;
				}
			}
		}
	}
}
TEST_END

int
main(void) {
	return test_no_reentrancy(test_basic, test_alignment_and_size);
}