int main() {
int value;
asm (
"cmp %1, %2\n\t"
"ite ne\n\t"
".thumb_func\n\t"
"bkpt_true:\n\t"
"movne %0, %1\n\t"
".thumb_func\n\t"
"bkpt_false:\n\t"
"moveq %0, %2\n\t"
: "=r" (value) : "r"(42), "r"(47));
return value;
}