Attachment 9919 Details for Bug 22433 – memusage example from man pages

memusage example from man pages

memorex.c (text/plain), 584 bytes, created by Len Lawrence on 2018-01-22 10:11:55 CET

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Creator: Len Lawrence

Created: 2018-01-22 10:11:55 CET

Size: 584 bytes

patch

obsolete

#include <stdio.h>
#include <stdlib.h>

#define CYCLES 20

int
main(int argc, char *argv[])
{
   int i, j;
   int *p;

   printf("malloc: %zd\n", sizeof(int) * 100);
   p = malloc(sizeof(int) * 100);
   for (i = 0; i < CYCLES; i++) {
      if (i < CYCLES / 2)
         j = i;
      else
         j--;
      printf("realloc: %zd\n", sizeof(int) * (j * 50 + 110));
      p = realloc(p, sizeof(int) * (j * 50 + 100));
      printf("realloc: %zd\n", sizeof(int) * ((j+1) * 150 + 110));
      p = realloc(p, sizeof(int) * ((j + 1) * 150 + 110));
   }
   free(p);
   exit(EXIT_SUCCESS);
}

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Attachments on bug 22433: 9919