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#include <stdio.h> #include <stdlib.h> int main () { char *foo = (char *) malloc (10); strcpy (foo, "hello"); foo = (char *) realloc (foo, 20); printf ("%s", foo); if (strcmp (foo, "hello")) abort (); free (foo); printf (" world\n"); return 0; } /* { dg-output "hello world" } */