21 lines
571 B
C
21 lines
571 B
C
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#include <stdio.h>
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#include <stdlib.h>
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int main ()
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{
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volatile int *k = (int *) malloc (sizeof (int));
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volatile int l;
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if (k == NULL) abort ();
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*k = 5;
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free ((void *) k);
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__mf_set_options ("-ignore-reads");
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l = *k; /* Should not trip, even though memory region just freed. */
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__mf_set_options ("-no-ignore-reads");
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l = *k; /* Should trip now. */
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return 0;
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}
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/* { dg-output "mudflap violation 1.*check/read.*" } */
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/* { dg-output "Nearby object 1.*" } */
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/* { dg-output "mudflap dead object.*malloc region.*" } */
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/* { dg-do run { xfail *-*-* } } */
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