1 #include <stdint.h>
2 #include <stdio.h>
3 #include "mtest.h"
4
5 static struct d_i t[] = {
6 #include "sanity/lround.h"
7 #include "special/lround.h"
8
9 };
10
main(void)11 int main(void)
12 {
13 #pragma STDC FENV_ACCESS ON
14 long long yi;
15 int e, i, err = 0;
16 struct d_i *p;
17
18 for (i = 0; i < sizeof t/sizeof *t; i++) {
19 p = t + i;
20
21 if (p->r < 0)
22 continue;
23 fesetround(p->r);
24 feclearexcept(FE_ALL_EXCEPT);
25 yi = lround(p->x);
26 e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW);
27
28 if (!checkexcept(e, p->e, p->r) && (e|INEXACT) != p->e) {
29 printf("%s:%d: bad fp exception: %s lround(%a)=%lld, want %s",
30 p->file, p->line, rstr(p->r), p->x, p->i, estr(p->e));
31 printf(" got %s\n", estr(e));
32 err++;
33 }
34 if (!(p->e&INVALID) && yi != p->i) {
35 printf("%s:%d: %s lround(%a) want %lld got %lld\n",
36 p->file, p->line, rstr(p->r), p->x, p->i, yi);
37 err++;
38 }
39 }
40 return !!err;
41 }
42