69 lines
1.3 KiB
C
69 lines
1.3 KiB
C
#include "test/jemalloc_test.h"
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#ifdef JEMALLOC_FILL
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const char *malloc_conf =
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"abort:false,junk:false,zero:true";
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#endif
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static void
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test_zero(size_t sz_min, size_t sz_max)
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{
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uint8_t *s;
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size_t sz_prev, sz, i;
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#define MAGIC ((uint8_t)0x61)
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sz_prev = 0;
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s = (uint8_t *)mallocx(sz_min, 0);
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assert_ptr_not_null((void *)s, "Unexpected mallocx() failure");
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for (sz = sallocx(s, 0); sz <= sz_max;
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sz_prev = sz, sz = sallocx(s, 0)) {
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if (sz_prev > 0) {
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assert_u_eq(s[0], MAGIC,
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"Previously allocated byte %zu/%zu is corrupted",
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ZU(0), sz_prev);
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assert_u_eq(s[sz_prev-1], MAGIC,
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"Previously allocated byte %zu/%zu is corrupted",
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sz_prev-1, sz_prev);
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}
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for (i = sz_prev; i < sz; i++) {
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assert_u_eq(s[i], 0x0,
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"Newly allocated byte %zu/%zu isn't zero-filled",
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i, sz);
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s[i] = MAGIC;
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}
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if (xallocx(s, sz+1, 0, 0) == sz) {
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s = (uint8_t *)rallocx(s, sz+1, 0);
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assert_ptr_not_null((void *)s,
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"Unexpected rallocx() failure");
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}
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}
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dallocx(s, 0);
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#undef MAGIC
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}
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TEST_BEGIN(test_zero_small)
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{
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test_skip_if(!config_fill);
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test_zero(1, SMALL_MAXCLASS-1);
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}
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TEST_END
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TEST_BEGIN(test_zero_large)
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{
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test_skip_if(!config_fill);
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test_zero(SMALL_MAXCLASS+1, (1U << (LG_LARGE_MINCLASS+1)));
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}
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TEST_END
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int
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main(void)
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{
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return (test(
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test_zero_small,
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test_zero_large));
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}
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