crt-test: Add tests for large values in functions that do rounding and similar operations
Some of these functions earlier were using integer intermediates, where the range easily is exhausted.
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Martin Storsjö committed
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4e9072aef0
1 file changed
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+42
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@@ -275,6 +275,8 @@ int main(int argc, char* argv[]) {
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TEST_FLT(floor(F(3.9)), 3.0); \
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TEST_FLT(floor(F(-3.3)), -4.0); \
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TEST_FLT(floor(F(-3.9)), -4.0); \
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TEST_FLT(floor(F(17179869184.0)), 17179869184.0); \
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TEST_FLT(floor(F(1329227995784915872903807060280344576.0)), 1329227995784915872903807060280344576.0); \
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TEST_FLT(floor(F(INFINITY)), INFINITY); \
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TEST_FLT(floor(F(-INFINITY)), -INFINITY); \
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TEST_FLT_NAN(floor(F(NAN)), F(NAN)); \
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@@ -283,12 +285,13 @@ int main(int argc, char* argv[]) {
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TEST_FLOOR(floor);
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TEST_FLOOR(floorf);
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TEST_FLOOR(floorl);
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TEST_FLT(floor(F(17179869184.0)), 17179869184.0);
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#define TEST_CEIL(ceil) \
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TEST_FLT(ceil(F(3.9)), 4.0); \
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TEST_FLT(ceil(F(-3.3)), -3.0); \
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TEST_FLT(ceil(F(-3.9)), -3.0); \
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TEST_FLT(ceil(F(17179869184.0)), 17179869184.0); \
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TEST_FLT(ceil(F(1329227995784915872903807060280344576.0)), 1329227995784915872903807060280344576.0); \
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TEST_FLT(ceil(F(INFINITY)), INFINITY); \
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TEST_FLT(ceil(F(-INFINITY)), -INFINITY); \
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TEST_FLT_NAN(ceil(F(NAN)), F(NAN)); \
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@@ -302,6 +305,8 @@ int main(int argc, char* argv[]) {
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TEST_FLT(trunc(F(3.9)), 3.0); \
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TEST_FLT(trunc(F(-3.3)), -3.0); \
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TEST_FLT(trunc(F(-3.9)), -3.0); \
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TEST_FLT(trunc(F(17179869184.0)), 17179869184.0); \
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TEST_FLT(trunc(F(1329227995784915872903807060280344576.0)), 1329227995784915872903807060280344576.0); \
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TEST_FLT(trunc(F(INFINITY)), INFINITY); \
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TEST_FLT(trunc(F(-INFINITY)), -INFINITY); \
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TEST_FLT_NAN(trunc(F(NAN)), F(NAN)); \
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@@ -372,6 +377,10 @@ int main(int argc, char* argv[]) {
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TEST_FLT(retd, 2); \
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TEST_FLT_ACCURACY(modf(F(-2.1), &retd), -0.1, 0.001); \
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TEST_FLT(retd, -2); \
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TEST_FLT(modf(F(17179869184.0), &retd), 0); \
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TEST_FLT(retd, 17179869184.0); \
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TEST_FLT(modf(F(1329227995784915872903807060280344576.0), &retd), 0); \
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TEST_FLT(retd, 1329227995784915872903807060280344576.0); \
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TEST_FLT(modf(F(INFINITY), &retd), 0); \
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TEST_FLT(retd, INFINITY); \
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TEST_FLT(modf(F(-INFINITY), &retd), 0); \
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@@ -392,6 +401,10 @@ int main(int argc, char* argv[]) {
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TEST_FLT_ACCURACY(fmod(F(3.9), F(-4.0)), 3.9, 0.001); \
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TEST_FLT_ACCURACY(fmod(F(7.9), F(-4.0)), 3.9, 0.001); \
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TEST_FLT_ACCURACY(fmod(F(-3.9), F(-4.0)), -3.9, 0.001); \
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TEST_FLT(fmod(F(17179869184.0), F(17180917760.0)), 17179869184.0); \
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TEST_FLT(fmod(F(17179869184.0), F(1.0)), 0.0); \
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TEST_FLT(fmod(F(1329227995784915872903807060280344576.0), F(1330526069999549579810939684362649600.0)), 1329227995784915872903807060280344576.0); \
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TEST_FLT(fmod(F(1329227995784915872903807060280344576.0), F(1.0)), 0.0); \
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TEST_FLT_NAN_ANY(fmod(F(INFINITY), F(4.0))); \
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TEST_FLT_NAN_ANY(fmod(F(-INFINITY), F(4.0))); \
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TEST_FLT_NAN(fmod(F(0), F(NAN)), F(NAN)); \
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@@ -417,6 +430,10 @@ int main(int argc, char* argv[]) {
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TEST_FLT_ACCURACY(remainder(F(-4.1), F(4.0)), -0.1, 0.001); \
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TEST_FLT_ACCURACY(remainder(F(3.9), F(-4.0)), -0.1, 0.001); \
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TEST_FLT_ACCURACY(remainder(F(-3.9), F(-4.0)), 0.1, 0.001); \
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TEST_FLT(remainder(F(17179869184.0), F(17180917760.0)), -1048576.0); \
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TEST_FLT(remainder(F(17179869184.0), F(1.0)), 0.0); \
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TEST_FLT(remainder(F(1329227995784915872903807060280344576.0), F(1330526069999549579810939684362649600.0)), -1298074214633706907132624082305024.0); \
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TEST_FLT(remainder(F(1329227995784915872903807060280344576.0), F(1.0)), 0.0); \
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TEST_FLT_NAN_ANY(remainder(F(INFINITY), F(4.0))); \
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TEST_FLT_NAN_ANY(remainder(F(-INFINITY), F(4.0))); \
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TEST_FLT_NAN(remainder(F(0), F(NAN)), F(NAN)); \
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@@ -439,6 +456,10 @@ int main(int argc, char* argv[]) {
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TEST_INT(quo, 2); \
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TEST_FLT(remquo(F(-6.0), F(4.0), &quo), 2.0); \
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TEST_INT(quo, -2); \
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TEST_FLT(remquo(F(17179869184.0), F(17180917760.0), &quo), -1048576.0); \
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TEST_INT(quo, 1); \
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TEST_FLT(remquo(F(1329227995784915872903807060280344576.0), F(1330526069999549579810939684362649600.0), &quo), -1298074214633706907132624082305024.0); \
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TEST_INT(quo, 1); \
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TEST_FLT_ACCURACY(remquo(F(3.9), F(4.0), &quo), -0.1, 0.001); \
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TEST_INT(quo, 1); \
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TEST_FLT_ACCURACY(remquo(F(-2.0), F(4.0), &quo), -2.0, 0.001); \
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@@ -477,23 +498,33 @@ int main(int argc, char* argv[]) {
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TEST_INT(lrint(F(3.6)), 4); \
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TEST_INT(lrint(F(3.5)), 4); \
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TEST_INT(lrint(F(4.5)), 4); \
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TEST_INT(lrint(F(1073741824.0)), 1073741824); \
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TEST_INT(lrint(F(-3.3)), -3); \
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TEST_INT(lrint(F(-3.6)), -4); \
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TEST_INT(lrint(F(-3.5)), -4); \
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TEST_INT(lrint(F(-4.5)), -4)
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#define TEST_LLRINT_NEAREST(llrint) \
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TEST_INT(llrint(F(17179869184.0)), 17179869184); \
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TEST_INT(llrint(F(1152921504606846976.0)), 1152921504606846976)
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TEST_LRINT_NEAREST(llrint);
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TEST_LRINT_NEAREST(llrintf);
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TEST_LRINT_NEAREST(llrintl);
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TEST_LRINT_NEAREST(lrint);
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TEST_LRINT_NEAREST(lrintf);
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TEST_LRINT_NEAREST(lrintl);
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TEST_LLRINT_NEAREST(llrint);
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TEST_LLRINT_NEAREST(llrintf);
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TEST_LLRINT_NEAREST(llrintl);
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#define TEST_RINT_NEAREST(rint) \
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TEST_FLT(rint(F(3.3)), 3.0); \
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TEST_FLT(rint(F(3.6)), 4.0); \
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TEST_FLT(rint(F(3.5)), 4.0); \
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TEST_FLT(rint(F(4.5)), 4.0); \
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TEST_FLT(rint(F(17179869184.0)), 17179869184.0); \
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TEST_FLT(rint(F(1329227995784915872903807060280344576.0)), 1329227995784915872903807060280344576.0); \
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TEST_FLT_NAN(rint(F(NAN)), F(NAN)); \
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TEST_FLT(rint(F(-3.3)), -3.0); \
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TEST_FLT(rint(F(-3.6)), -4.0); \
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@@ -817,23 +848,33 @@ int main(int argc, char* argv[]) {
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TEST_INT(lround(F(3.6)), 4); \
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TEST_INT(lround(F(3.5)), 4); \
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TEST_INT(lround(F(4.5)), 5); \
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TEST_INT(lround(F(1073741824.0)), 1073741824); \
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TEST_INT(lround(F(-3.3)), -3); \
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TEST_INT(lround(F(-3.6)), -4); \
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TEST_INT(lround(F(-3.5)), -4); \
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TEST_INT(lround(F(-4.5)), -5)
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#define TEST_LLROUND(llrint) \
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TEST_INT(llround(F(17179869184.0)), 17179869184); \
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TEST_INT(llround(F(1152921504606846976.0)), 1152921504606846976)
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TEST_LROUND(llround);
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TEST_LROUND(llroundf);
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TEST_LROUND(llroundl);
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TEST_LROUND(lround);
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TEST_LROUND(lroundf);
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TEST_LROUND(lroundl);
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TEST_LLROUND(llround);
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TEST_LLROUND(llroundf);
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TEST_LLROUND(llroundl);
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#define TEST_ROUND(round) \
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TEST_FLT(round(F(3.3)), 3.0); \
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TEST_FLT(round(F(3.6)), 4.0); \
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TEST_FLT(round(F(3.5)), 4.0); \
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TEST_FLT(round(F(4.5)), 5.0); \
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TEST_FLT(round(F(17179869184.0)), 17179869184.0); \
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TEST_FLT(round(F(1329227995784915872903807060280344576.0)), 1329227995784915872903807060280344576.0); \
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TEST_FLT(round(F(INFINITY)), INFINITY); \
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TEST_FLT_NAN(round(F(NAN)), F(NAN)); \
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TEST_FLT(round(F(-3.3)), -3.0); \
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