#include <math.h>
#include <stdio.h>
#include <signal.h>


#define fesetenv_register(env) \
        ({ double d = (env); asm volatile ("mtfsf 0xff,%0" : : "f" (d)); })


typedef union
{
    double fenv;
    unsigned long fpscr[2];
} my_fenv_union_t;

void sigfpeHandler(int x)
{
	// Do nothing.
	// The exception will be retrown forever...
	// until it affects another process ;-(
}

int main ()
{
	// Register to SIGFPE
	signal(SIGFPE, sigfpeHandler);

	// Force the generation of a SIGFPE
	my_fenv_union_t fenvt;
	fenvt.fpscr[1] = 0xffffffff;
	fesetenv_register(fenvt.fenv);

	return 0;
}