qemu-e2k/tests/tcg/s390x/long-double.c

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/*
* Perform some basic arithmetic with long double, as a sanity check.
* With small integral numbers, we can cross-check with integers.
*/
#include <assert.h>
int main()
{
int i, j;
for (i = 1; i < 5; i++) {
for (j = 1; j < 5; j++) {
long double la = (long double)i + j;
long double lm = (long double)i * j;
long double ls = (long double)i - j;
assert(la == i + j);
assert(lm == i * j);
assert(ls == i - j);
}
}
return 0;
}