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22d5fbfe74
* stdio-common/tst-obprintf.c (main): Add another check to see obstack_printf handling all possible beginnings of the block inside an obstack chunk.
43 lines
817 B
C
43 lines
817 B
C
#include <mcheck.h>
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#include <obstack.h>
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#include <stdio.h>
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#include <stdlib.h>
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int
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main (void)
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{
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struct obstack ob;
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int n;
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mcheck_pedantic (NULL);
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#define obstack_chunk_alloc malloc
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#define obstack_chunk_free free
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obstack_init (&ob);
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for (n = 0; n < 40000; ++n)
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{
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mcheck_check_all ();
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obstack_printf (&ob, "%.*s%05d", 1 + n % 7, "foobarbaz", n);
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if (n % 777 == 0)
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obstack_finish (&ob);
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}
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/* Another loop where we finish all objects, each of size 1. This will
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manage to call `obstack_print' with all possible positions inside
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an obstack chunk. */
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for (n = 0; n < 40000; ++n)
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{
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mcheck_check_all ();
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obstack_printf (&ob, "%c", 'a' + n % 26);
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obstack_finish (&ob);
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}
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/* And a final check. */
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mcheck_check_all ();
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return 0;
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}
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