$ cat /tmp/bug.c
#include <stdio.h>
int main() {
unsigned long a;
unsigned long *p;
p = (unsigned long *)&p;
a = ++(*p);
if (a-1 != (unsigned long)&p)
printf("Bug!\n");
return 0;
}
$ gcc -W -Wall /tmp/bug.c
$ a.out
$ cilly /tmp/bug.c
gcc -D_GNUCC -E -DCIL=1 /tmp/bug.c -o /tmp/cil-p36K_9aZ.i
/usr/local/distrib/cil/obj/x86_LINUX/cilly.asm.exe --out
/tmp/cil-o_yr5NAo.cil.c /tmp/cil-p36K_9aZ.i
gcc -D_GNUCC -E /tmp/cil-o_yr5NAo.cil.c -o /tmp/cil-0IXXNK2N.cil.i
gcc -D_GNUCC -c -o /tmp/cil-oV7HSipE.o /tmp/cil-0IXXNK2N.cil.i
gcc -D_GNUCC -o a.out /tmp/cil-oV7HSipE.o
$ a.out
Bug!
$
--
Prof. Roberto Bagnara
Computer Science Group
Department of Mathematics, University of Parma, Italy
http://www.cs.unipr.it/~bagnara/
mailto:bagn...@cs.unipr.it
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