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/* run.config*
STDOPT: #"-big-ints-hex 65536"
*/
float f;
double d;
volatile v;
// Conversion from binary integer representation to float
void main1() {
int i;
i = 0;
Frama_C_show_each(*(float *)&i+0);
i = 1;
Frama_C_show_each(*(float *)&i+0);
i = v ? 100 : 10000000000;
f = *(float *)&i+0;
Frama_C_show_each(f);
i = *(int *)&f;
//@ assert *(int *)&f == i;
i = 0x7F7FFFFF;
f = *(float *)&i+0;
Frama_C_show_each(f);
//@ assert *(int *)&f == i;
i += 1;
f = *(float *)&i+0; // fails
Frama_C_show_each(f);
i = 0xff7fffff;
f = *(float *)&i+0;
Frama_C_show_each(f);
//@ assert *(int *)&f == i;
i ++ ;
f = *(float *)&i+0; // fails
Frama_C_show_each(f);
i = v ? 1 : (-0x7FFFFFFF-1); // ok
Frama_C_show_each(*(float *)&i+0);
i = v;
//@ assert -10 <= i <= -1; // fails
Frama_C_show_each(*(float *)&i+0);
i = v ? 0 : 0x7FFFFFFF; // problem with 0x7FFFFFFF
Frama_C_show_each(*(float *)&i+0);
unsigned int ui = 0xFFFFFFFF;
Frama_C_show_each(*(float *)&ui+0);
}
// Conversion from binary integer representation to double
void main2() {
long long i;
i = 0;
Frama_C_show_each(*(double *)&i+0);
i = 1;
Frama_C_show_each(*(double *)&i+0);
i = v ? 100 : 7000000000000000000LL;
Frama_C_show_each(*(double *)&i+0);
i = 0x7fefffffffffffff;
d = *(double *)&i+0;
Frama_C_show_each(d);
//@ assert *(long long*)&d == i;
i ++;
Frama_C_show_each(*(double *)&i+0); // fails
i = -1;
Frama_C_show_each(*(double *)&i+0); // fails
i = 0xffefffffffffffff;
d = *(double *)&i+0;
Frama_C_show_each(d);
//@ assert *(long long*)&d == i;
i ++;
Frama_C_show_each(*(double *)&i+0); // fails
i = v ? 1 : (-0xffffffffffffffff-1);
Frama_C_show_each(*(double *)&i+0);
i = v;
//@ assert -10 <= i <= -1;
Frama_C_show_each(*(double *)&i+0); // fails
i = v ? 0 : -1; // problem with -1
Frama_C_show_each(*(double *)&i+0);
unsigned long long ui = 0xFFFFFFFFFFFFFFFF;
Frama_C_show_each(*(double *)&ui+0);
}
void main() {
main1();
main2();
}
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