44 lines
1.0 KiB
C
44 lines
1.0 KiB
C
#include <stdio.h>
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#include <malloc.h>
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#include "test_util.h"
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static void print_mallinfo2(void) {
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#if defined(__GLIBC__)
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#if __GLIBC_PREREQ(2, 33)
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struct mallinfo2 info = mallinfo2();
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printf("mallinfo2:\n");
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printf("arena: %zu\n", (size_t)info.arena);
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printf("ordblks: %zu\n", (size_t)info.ordblks);
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printf("smblks: %zu\n", (size_t)info.smblks);
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printf("hblks: %zu\n", (size_t)info.hblks);
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printf("hblkhd: %zu\n", (size_t)info.hblkhd);
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printf("usmblks: %zu\n", (size_t)info.usmblks);
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printf("fsmblks: %zu\n", (size_t)info.fsmblks);
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printf("uordblks: %zu\n", (size_t)info.uordblks);
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printf("fordblks: %zu\n", (size_t)info.fordblks);
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printf("keepcost: %zu\n", (size_t)info.keepcost);
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#endif
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#endif
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}
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OPTNONE int main(void) {
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void *a[4];
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a[0] = malloc(1024 * 1024 * 1024);
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a[1] = malloc(16);
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a[2] = malloc(32);
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a[3] = malloc(64);
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print_mallinfo2();
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free(a[0]);
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free(a[1]);
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free(a[2]);
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free(a[3]);
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printf("\n");
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print_mallinfo2();
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}
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