mirror of
https://github.com/jart/cosmopolitan.git
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Make gdtoa less tunable (#104)
The -fno-math-errno flag shouldn't impact libraries since it's mostly intended for permitting the compiler to generate sqrt() instructions.
This commit is contained in:
Justine Tunney
parent
8a6ac6dd63
commit
a8945714e8
8 changed files with 485 additions and 124 deletions
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@ -19,6 +19,8 @@
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#include "libc/calls/struct/sigaction.h"
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#include "libc/calls/struct/siginfo.h"
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#include "libc/calls/ucontext.h"
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#include "libc/errno.h"
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#include "libc/fmt/fmt.h"
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#include "libc/macros.internal.h"
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#include "libc/math.h"
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#include "libc/rand/rand.h"
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@ -32,10 +34,22 @@
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#include "libc/x/x.h"
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int rando;
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char buf[128];
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void SetUp(void) {
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rando = rand() & 0xffff;
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}
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static char *fmtd(double x) {
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sprintf(buf, "%.15g", x);
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return buf;
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}
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static char *fmtf(float x) {
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sprintf(buf, "%.6g", x);
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return buf;
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}
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TEST(powl, test) {
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EXPECT_STREQ("27", gc(xdtoal(powl(3, 3))));
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EXPECT_STREQ("-27", gc(xdtoal(powl(-3, 3))));
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@ -89,103 +103,440 @@ TEST(powl, test) {
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}
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TEST(pow, test) {
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EXPECT_STREQ("27", gc(xdtoa(pow(3, 3))));
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EXPECT_STREQ("-27", gc(xdtoa(pow(-3, 3))));
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EXPECT_STREQ("1e+308", gc(xdtoa(pow(10, 308))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(10, 309))));
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EXPECT_STREQ("0", gc(xdtoa(pow(10, -5000))));
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EXPECT_STREQ("1.06338239662793e+37", gc(xdtoa(pow(2, 123))));
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EXPECT_STARTSWITH(".42484968054675", gc(xdtoa(pow(.7, 2.4))));
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EXPECT_STREQ("1", gc(xdtoa(pow(1, NAN))));
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EXPECT_STREQ("1", gc(xdtoa(pow(1, rando))));
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EXPECT_STREQ("1", gc(xdtoa(pow(NAN, 0))));
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EXPECT_STREQ("1", gc(xdtoa(pow(rando, 0))));
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EXPECT_STREQ("0", gc(xdtoa(pow(0, 1))));
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EXPECT_STREQ("0", gc(xdtoa(pow(0, 2))));
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EXPECT_STREQ("0", gc(xdtoa(pow(0, 2.1))));
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EXPECT_STREQ("1", gc(xdtoa(pow(-1, INFINITY))));
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EXPECT_STREQ("1", gc(xdtoa(pow(-1, -INFINITY))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(1. / MAX(2, rando), -INFINITY))));
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EXPECT_STREQ("0", gc(xdtoa(pow(1.1, -INFINITY))));
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EXPECT_STREQ("0", gc(xdtoa(pow(MAX(2, rando), -INFINITY))));
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EXPECT_STREQ("0", gc(xdtoa(pow(1. / MAX(2, rando), INFINITY))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(MAX(2, rando), INFINITY))));
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EXPECT_STREQ("-0", gc(xdtoa(pow(-INFINITY, -1))));
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EXPECT_STREQ("0", gc(xdtoa(pow(-INFINITY, -1.1))));
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EXPECT_STREQ("0", gc(xdtoa(pow(-INFINITY, -2))));
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EXPECT_STREQ("0", gc(xdtoa(pow(-INFINITY, -2.1))));
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EXPECT_STREQ("-0", gc(xdtoa(pow(-INFINITY, -3))));
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EXPECT_STREQ("0", gc(xdtoa(pow(-INFINITY, -3.1))));
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EXPECT_STREQ("-INFINITY", gc(xdtoa(pow(-INFINITY, 1))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(-INFINITY, 1.1))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(-INFINITY, 2))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(-INFINITY, 2.1))));
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EXPECT_STREQ("-INFINITY", gc(xdtoa(pow(-INFINITY, 3))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(-INFINITY, 3.1))));
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EXPECT_STREQ("0", gc(xdtoa(pow(INFINITY, -1))));
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EXPECT_STREQ("0", gc(xdtoa(pow(INFINITY, -.1))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(INFINITY, 1))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(INFINITY, .1))));
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EXPECT_STREQ("1", gc(xdtoa(pow(INFINITY, 0))));
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EXPECT_STREQ("1", gc(xdtoa(pow(INFINITY, -0.))));
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EXPECT_STREQ("1", gc(xdtoa(pow(0, 0))));
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EXPECT_STREQ("1", gc(xdtoa(pow(0, -0.))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(0, -(MAX(rando, 1) | 1)))));
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EXPECT_STREQ("-INFINITY", gc(xdtoa(pow(-0., -(MAX(rando, 1) | 1)))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(0, -(rando & -2)))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(pow(-0., -(rando & -2)))));
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EXPECT_STREQ("-.333333333333333", gc(xdtoa(pow(-3, -1))));
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EXPECT_STREQ(".111111111111111", gc(xdtoa(pow(-3, -2))));
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EXPECT_STREQ("27", fmtd(pow(3, 3)));
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EXPECT_STREQ("-27", fmtd(pow(-3, 3)));
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EXPECT_STREQ("1e+308", fmtd(pow(10, 308)));
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EXPECT_STREQ("inf", fmtd(pow(10, 309)));
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EXPECT_STREQ("0", fmtd(pow(10, -5000)));
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EXPECT_STREQ("1.06338239662793e+37", fmtd(pow(2, 123)));
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EXPECT_STARTSWITH("0.42484968054675", fmtd(pow(.7, 2.4)));
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EXPECT_STREQ("1", fmtd(pow(1, NAN)));
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EXPECT_STREQ("1", fmtd(pow(1, rando)));
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EXPECT_STREQ("1", fmtd(pow(NAN, 0)));
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EXPECT_STREQ("1", fmtd(pow(rando, 0)));
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EXPECT_STREQ("0", fmtd(pow(0, 1)));
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EXPECT_STREQ("0", fmtd(pow(0, 2)));
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EXPECT_STREQ("0", fmtd(pow(0, 2.1)));
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EXPECT_STREQ("1", fmtd(pow(-1, INFINITY)));
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EXPECT_STREQ("1", fmtd(pow(-1, -INFINITY)));
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EXPECT_STREQ("inf", fmtd(pow(1. / MAX(2, rando), -INFINITY)));
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EXPECT_STREQ("0", fmtd(pow(1.1, -INFINITY)));
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EXPECT_STREQ("0", fmtd(pow(MAX(2, rando), -INFINITY)));
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EXPECT_STREQ("0", fmtd(pow(1. / MAX(2, rando), INFINITY)));
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EXPECT_STREQ("inf", fmtd(pow(MAX(2, rando), INFINITY)));
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EXPECT_STREQ("-0", fmtd(pow(-INFINITY, -1)));
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EXPECT_STREQ("0", fmtd(pow(-INFINITY, -1.1)));
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EXPECT_STREQ("0", fmtd(pow(-INFINITY, -2)));
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EXPECT_STREQ("0", fmtd(pow(-INFINITY, -2.1)));
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EXPECT_STREQ("-0", fmtd(pow(-INFINITY, -3)));
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EXPECT_STREQ("0", fmtd(pow(-INFINITY, -3.1)));
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EXPECT_STREQ("-inf", fmtd(pow(-INFINITY, 1)));
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EXPECT_STREQ("inf", fmtd(pow(-INFINITY, 1.1)));
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EXPECT_STREQ("inf", fmtd(pow(-INFINITY, 2)));
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EXPECT_STREQ("inf", fmtd(pow(-INFINITY, 2.1)));
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EXPECT_STREQ("-inf", fmtd(pow(-INFINITY, 3)));
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EXPECT_STREQ("inf", fmtd(pow(-INFINITY, 3.1)));
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EXPECT_STREQ("0", fmtd(pow(INFINITY, -1)));
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EXPECT_STREQ("0", fmtd(pow(INFINITY, -.1)));
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EXPECT_STREQ("inf", fmtd(pow(INFINITY, 1)));
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EXPECT_STREQ("inf", fmtd(pow(INFINITY, .1)));
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EXPECT_STREQ("1", fmtd(pow(INFINITY, 0)));
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EXPECT_STREQ("1", fmtd(pow(INFINITY, -0.)));
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EXPECT_STREQ("1", fmtd(pow(0, 0)));
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EXPECT_STREQ("1", fmtd(pow(0, -0.)));
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EXPECT_STREQ("inf", fmtd(pow(0, -(MAX(rando, 1) | 1))));
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EXPECT_STREQ("-inf", fmtd(pow(-0., -(MAX(rando, 1) | 1))));
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EXPECT_STREQ("inf", fmtd(pow(0, -(rando & -2))));
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EXPECT_STREQ("inf", fmtd(pow(-0., -(rando & -2))));
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EXPECT_STREQ("-0.333333333333333", fmtd(pow(-3, -1)));
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EXPECT_STREQ("0.111111111111111", fmtd(pow(-3, -2)));
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}
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TEST(powf, test) {
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EXPECT_STREQ("27", gc(xdtoaf(powf(3, 3))));
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EXPECT_STREQ("-27", gc(xdtoaf(powf(-3, 3))));
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EXPECT_STREQ("1e+38", gc(xdtoaf(powf(10, 38))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(10, 39))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(10, -5000))));
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EXPECT_STREQ("1.06338e+37", gc(xdtoaf(powf(2, 123))));
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EXPECT_STARTSWITH(".42485", gc(xdtoaf(powf(.7, 2.4))));
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EXPECT_STREQ("1", gc(xdtoaf(powf(1, NAN))));
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EXPECT_STREQ("1", gc(xdtoaf(powf(1, rando))));
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EXPECT_STREQ("1", gc(xdtoaf(powf(NAN, 0))));
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EXPECT_STREQ("1", gc(xdtoaf(powf(rando, 0))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(0, 1))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(0, 2))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(0, 2.1))));
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EXPECT_STREQ("1", gc(xdtoaf(powf(-1, INFINITY))));
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EXPECT_STREQ("1", gc(xdtoaf(powf(-1, -INFINITY))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(1. / MAX(2, rando), -INFINITY))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(1.1, -INFINITY))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(MAX(2, rando), -INFINITY))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(1. / MAX(2, rando), INFINITY))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(MAX(2, rando), INFINITY))));
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EXPECT_STREQ("-0", gc(xdtoaf(powf(-INFINITY, -1))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(-INFINITY, -1.1))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(-INFINITY, -2))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(-INFINITY, -2.1))));
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EXPECT_STREQ("-0", gc(xdtoaf(powf(-INFINITY, -3))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(-INFINITY, -3.1))));
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EXPECT_STREQ("-INFINITY", gc(xdtoaf(powf(-INFINITY, 1))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(-INFINITY, 1.1))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(-INFINITY, 2))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(-INFINITY, 2.1))));
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EXPECT_STREQ("-INFINITY", gc(xdtoaf(powf(-INFINITY, 3))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(-INFINITY, 3.1))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(INFINITY, -1))));
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EXPECT_STREQ("0", gc(xdtoaf(powf(INFINITY, -.1))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(INFINITY, 1))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(INFINITY, .1))));
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EXPECT_STREQ("1", gc(xdtoaf(powf(INFINITY, 0))));
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EXPECT_STREQ("1", gc(xdtoaf(powf(INFINITY, -0.))));
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EXPECT_STREQ("1", gc(xdtoaf(powf(0, 0))));
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EXPECT_STREQ("1", gc(xdtoaf(powf(0, -0.))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(0, -(MAX(rando, 1) | 1)))));
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EXPECT_STREQ("-INFINITY", gc(xdtoaf(powf(-0., -(MAX(rando, 1) | 1)))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(0, -(rando & -2)))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(powf(-0., -(rando & -2)))));
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EXPECT_STREQ("-.333333", gc(xdtoaf(powf(-3, -1))));
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EXPECT_STREQ(".111111", gc(xdtoaf(powf(-3, -2))));
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EXPECT_STREQ("27", fmtf(powf(3, 3)));
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EXPECT_STREQ("-27", fmtf(powf(-3, 3)));
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EXPECT_STREQ("1e+38", fmtf(powf(10, 38)));
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EXPECT_STREQ("inf", fmtf(powf(10, 39)));
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EXPECT_STREQ("0", fmtf(powf(10, -5000)));
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EXPECT_STREQ("1.06338e+37", fmtf(powf(2, 123)));
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EXPECT_STARTSWITH("0.42485", fmtf(powf(.7, 2.4)));
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EXPECT_STREQ("1", fmtf(powf(1, NAN)));
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EXPECT_STREQ("1", fmtf(powf(1, rando)));
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EXPECT_STREQ("1", fmtf(powf(NAN, 0)));
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EXPECT_STREQ("1", fmtf(powf(rando, 0)));
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EXPECT_STREQ("0", fmtf(powf(0, 1)));
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EXPECT_STREQ("0", fmtf(powf(0, 2)));
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EXPECT_STREQ("0", fmtf(powf(0, 2.1)));
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EXPECT_STREQ("1", fmtf(powf(-1, INFINITY)));
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EXPECT_STREQ("1", fmtf(powf(-1, -INFINITY)));
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EXPECT_STREQ("inf", fmtf(powf(1. / MAX(2, rando), -INFINITY)));
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EXPECT_STREQ("0", fmtf(powf(1.1, -INFINITY)));
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EXPECT_STREQ("0", fmtf(powf(MAX(2, rando), -INFINITY)));
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EXPECT_STREQ("0", fmtf(powf(1. / MAX(2, rando), INFINITY)));
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EXPECT_STREQ("inf", fmtf(powf(MAX(2, rando), INFINITY)));
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EXPECT_STREQ("-0", fmtf(powf(-INFINITY, -1)));
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EXPECT_STREQ("0", fmtf(powf(-INFINITY, -1.1)));
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EXPECT_STREQ("0", fmtf(powf(-INFINITY, -2)));
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EXPECT_STREQ("0", fmtf(powf(-INFINITY, -2.1)));
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EXPECT_STREQ("-0", fmtf(powf(-INFINITY, -3)));
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EXPECT_STREQ("0", fmtf(powf(-INFINITY, -3.1)));
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EXPECT_STREQ("-inf", fmtf(powf(-INFINITY, 1)));
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EXPECT_STREQ("inf", fmtf(powf(-INFINITY, 1.1)));
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EXPECT_STREQ("inf", fmtf(powf(-INFINITY, 2)));
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EXPECT_STREQ("inf", fmtf(powf(-INFINITY, 2.1)));
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EXPECT_STREQ("-inf", fmtf(powf(-INFINITY, 3)));
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EXPECT_STREQ("inf", fmtf(powf(-INFINITY, 3.1)));
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EXPECT_STREQ("0", fmtf(powf(INFINITY, -1)));
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EXPECT_STREQ("0", fmtf(powf(INFINITY, -.1)));
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EXPECT_STREQ("inf", fmtf(powf(INFINITY, 1)));
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EXPECT_STREQ("inf", fmtf(powf(INFINITY, .1)));
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EXPECT_STREQ("1", fmtf(powf(INFINITY, 0)));
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EXPECT_STREQ("1", fmtf(powf(INFINITY, -0.)));
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EXPECT_STREQ("1", fmtf(powf(0, 0)));
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EXPECT_STREQ("1", fmtf(powf(0, -0.)));
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EXPECT_STREQ("inf", fmtf(powf(0, -(MAX(rando, 1) | 1))));
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EXPECT_STREQ("-inf", fmtf(powf(-0., -(MAX(rando, 1) | 1))));
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EXPECT_STREQ("inf", fmtf(powf(0, -(rando & -2))));
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EXPECT_STREQ("inf", fmtf(powf(-0., -(rando & -2))));
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EXPECT_STREQ("-0.333333", fmtf(powf(-3, -1)));
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EXPECT_STREQ("0.111111", fmtf(powf(-3, -2)));
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}
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TEST(powl, errors) {
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EXPECT_STREQ("1", fmtd(pow(0., 0.)));
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EXPECT_STREQ("1", fmtd(pow(0., -0.)));
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EXPECT_STREQ("0", fmtd(pow(0., .5)));
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errno = 0;
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EXPECT_STREQ("inf", fmtd(pow(0., -.5)));
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EXPECT_EQ(ERANGE, errno);
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EXPECT_STREQ("0", fmtd(pow(0., 1.)));
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EXPECT_STREQ("inf", fmtd(pow(0., -1.)));
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EXPECT_STREQ("0", fmtd(pow(0., 1.5)));
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errno = 0;
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EXPECT_STREQ("inf", fmtd(pow(0., -1.5)));
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EXPECT_EQ(ERANGE, errno);
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EXPECT_STREQ("0", fmtd(pow(0., 2.)));
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errno = 0;
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EXPECT_STREQ("inf", fmtd(pow(0., -2.)));
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EXPECT_EQ(ERANGE, errno);
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EXPECT_TRUE(isnan(pow(0., NAN)));
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EXPECT_TRUE(isnan(pow(0., -NAN)));
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EXPECT_STREQ("0", fmtd(pow(0., INFINITY)));
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EXPECT_STREQ("inf", fmtd(pow(0., -INFINITY)));
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EXPECT_STREQ("0", fmtd(pow(0., __DBL_MIN__)));
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EXPECT_STREQ("0", fmtd(pow(0., __DBL_MAX__)));
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EXPECT_STREQ("1", fmtd(pow(-0., 0.)));
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EXPECT_STREQ("1", fmtd(pow(-0., -0.)));
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EXPECT_STREQ("0", fmtd(pow(-0., .5)));
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errno = 0;
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EXPECT_STREQ("inf", fmtd(pow(-0., -.5)));
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EXPECT_EQ(ERANGE, errno);
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EXPECT_STREQ("-0", fmtd(pow(-0., 1.)));
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EXPECT_STREQ("-inf", fmtd(pow(-0., -1.)));
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EXPECT_STREQ("0", fmtd(pow(-0., 1.5)));
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errno = 0;
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EXPECT_STREQ("inf", fmtd(pow(-0., -1.5)));
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EXPECT_EQ(ERANGE, errno);
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EXPECT_STREQ("0", fmtd(pow(-0., 2.)));
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errno = 0;
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EXPECT_STREQ("inf", fmtd(pow(-0., -2.)));
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EXPECT_EQ(ERANGE, errno);
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EXPECT_TRUE(isnan(pow(-0., NAN)));
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EXPECT_TRUE(isnan(pow(-0., -NAN)));
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EXPECT_STREQ("0", fmtd(pow(-0., INFINITY)));
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EXPECT_STREQ("inf", fmtd(pow(-0., -INFINITY)));
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EXPECT_STREQ("0", fmtd(pow(-0., __DBL_MIN__)));
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EXPECT_STREQ("0", fmtd(pow(-0., __DBL_MAX__)));
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EXPECT_STREQ("1", fmtd(pow(.5, 0.)));
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EXPECT_STREQ("1", fmtd(pow(.5, -0.)));
|
||||
EXPECT_STREQ("0.707106781186548", fmtd(pow(.5, .5)));
|
||||
EXPECT_STREQ("1.4142135623731", fmtd(pow(.5, -.5)));
|
||||
EXPECT_STREQ("0.5", fmtd(pow(.5, 1.)));
|
||||
EXPECT_STREQ("2", fmtd(pow(.5, -1.)));
|
||||
EXPECT_STREQ("0.353553390593274", fmtd(pow(.5, 1.5)));
|
||||
EXPECT_STREQ("2.82842712474619", fmtd(pow(.5, -1.5)));
|
||||
EXPECT_STREQ("0.25", fmtd(pow(.5, 2.)));
|
||||
EXPECT_STREQ("4", fmtd(pow(.5, -2.)));
|
||||
EXPECT_TRUE(isnan(pow(.5, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(.5, -NAN)));
|
||||
EXPECT_STREQ("0", fmtd(pow(.5, INFINITY)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(.5, -INFINITY)));
|
||||
EXPECT_STREQ("1", fmtd(pow(.5, __DBL_MIN__)));
|
||||
errno = 0;
|
||||
EXPECT_STREQ("0", fmtd(pow(.5, __DBL_MAX__)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
EXPECT_STREQ("1", fmtd(pow(-.5, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-.5, -0.)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-.5, .5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-.5, -.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
EXPECT_STREQ("-0.5", fmtd(pow(-.5, 1.)));
|
||||
EXPECT_STREQ("-2", fmtd(pow(-.5, -1.)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-.5, 1.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-.5, -1.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
EXPECT_STREQ("0.25", fmtd(pow(-.5, 2.)));
|
||||
EXPECT_STREQ("4", fmtd(pow(-.5, -2.)));
|
||||
EXPECT_TRUE(isnan(pow(-.5, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(-.5, -NAN)));
|
||||
EXPECT_STREQ("0", fmtd(pow(-.5, INFINITY)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(-.5, -INFINITY)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-.5, __DBL_MIN__)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_STREQ("0", fmtd(pow(-.5, __DBL_MAX__)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
EXPECT_STREQ("1", fmtd(pow(1., 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., -0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., .5)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., -.5)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., 1.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., -1.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., 1.5)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., -1.5)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., 2.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., -2.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., NAN)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., -NAN)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., INFINITY)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., -INFINITY)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., __DBL_MIN__)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1., __DBL_MAX__)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-1., 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-1., -0.)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-1., .5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-1., -.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
EXPECT_STREQ("-1", fmtd(pow(-1., 1.)));
|
||||
EXPECT_STREQ("-1", fmtd(pow(-1., -1.)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-1., 1.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-1., -1.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
EXPECT_STREQ("1", fmtd(pow(-1., 2.0)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-1., -2.0)));
|
||||
EXPECT_TRUE(isnan(pow(-1., NAN)));
|
||||
EXPECT_TRUE(isnan(pow(-1., -NAN)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-1., INFINITY)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-1., -INFINITY)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-1., __DBL_MIN__)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
EXPECT_STREQ("1", fmtd(pow(-1., __DBL_MAX__)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1.5, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1.5, -0.)));
|
||||
EXPECT_STREQ("1.22474487139159", fmtd(pow(1.5, .5)));
|
||||
EXPECT_STREQ("0.816496580927726", fmtd(pow(1.5, -.5)));
|
||||
EXPECT_STREQ("1.5", fmtd(pow(1.5, 1.)));
|
||||
EXPECT_STREQ("0.666666666666667", fmtd(pow(1.5, -1.)));
|
||||
EXPECT_STREQ("1.83711730708738", fmtd(pow(1.5, 1.5)));
|
||||
EXPECT_STREQ("0.544331053951817", fmtd(pow(1.5, -1.5)));
|
||||
EXPECT_STREQ("2.25", fmtd(pow(1.5, 2.0)));
|
||||
EXPECT_STREQ("0.444444444444444", fmtd(pow(1.5, -2.0)));
|
||||
EXPECT_TRUE(isnan(pow(1.5, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(1.5, -NAN)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(1.5, INFINITY)));
|
||||
EXPECT_STREQ("0", fmtd(pow(1.5, -INFINITY)));
|
||||
EXPECT_STREQ("1", fmtd(pow(1.5, __DBL_MIN__)));
|
||||
errno = 0;
|
||||
EXPECT_STREQ("inf", fmtd(pow(1.5, __DBL_MAX__)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
EXPECT_STREQ("1", fmtd(pow(-1.5, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-1.5, -0.)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-1.5, .5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-1.5, -.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
EXPECT_STREQ("-1.5", fmtd(pow(-1.5, 1.)));
|
||||
EXPECT_STREQ("-0.666666666666667", fmtd(pow(-1.5, -1.)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-1.5, 1.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-1.5, -1.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
EXPECT_STREQ("2.25", fmtd(pow(-1.5, 2.0)));
|
||||
EXPECT_STREQ("0.444444444444444", fmtd(pow(-1.5, -2.0)));
|
||||
EXPECT_TRUE(isnan(pow(-1.5, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(-1.5, -NAN)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(-1.5, INFINITY)));
|
||||
EXPECT_STREQ("0", fmtd(pow(-1.5, -INFINITY)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-1.5, __DBL_MIN__)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_STREQ("inf", fmtd(pow(-1.5, __DBL_MAX__)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
EXPECT_STREQ("1", fmtd(pow(+2.0, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(+2.0, -0.)));
|
||||
EXPECT_STREQ("1.4142135623731", fmtd(pow(+2.0, .5)));
|
||||
EXPECT_STREQ("0.707106781186548", fmtd(pow(+2.0, -.5)));
|
||||
EXPECT_STREQ("2", fmtd(pow(+2.0, 1.)));
|
||||
EXPECT_STREQ("0.5", fmtd(pow(+2.0, -1.)));
|
||||
EXPECT_STREQ("2.82842712474619", fmtd(pow(+2.0, 1.5)));
|
||||
EXPECT_STREQ("0.353553390593274", fmtd(pow(+2.0, -1.5)));
|
||||
EXPECT_STREQ("4", fmtd(pow(+2.0, 2.0)));
|
||||
EXPECT_STREQ("0.25", fmtd(pow(+2.0, -2.0)));
|
||||
EXPECT_TRUE(isnan(pow(+2.0, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(+2.0, -NAN)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(+2.0, INFINITY)));
|
||||
EXPECT_STREQ("0", fmtd(pow(+2.0, -INFINITY)));
|
||||
EXPECT_STREQ("1", fmtd(pow(+2.0, __DBL_MIN__)));
|
||||
errno = 0;
|
||||
EXPECT_STREQ("inf", fmtd(pow(+2.0, __DBL_MAX__)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
EXPECT_STREQ("1", fmtd(pow(-2.0, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-2.0, -0.)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-2.0, .5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-2.0, -.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
EXPECT_STREQ("-2", fmtd(pow(-2.0, 1.)));
|
||||
EXPECT_STREQ("-0.5", fmtd(pow(-2.0, -1.)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-2.0, 1.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-2.0, -1.5)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
EXPECT_STREQ("4", fmtd(pow(-2.0, 2.0)));
|
||||
EXPECT_STREQ("0.25", fmtd(pow(-2.0, -2.0)));
|
||||
EXPECT_TRUE(isnan(pow(-2.0, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(-2.0, -NAN)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(-2.0, INFINITY)));
|
||||
EXPECT_STREQ("0", fmtd(pow(-2.0, -INFINITY)));
|
||||
errno = 0;
|
||||
EXPECT_TRUE(isnan(pow(-2.0, __DBL_MIN__)));
|
||||
EXPECT_EQ(EDOM, errno);
|
||||
errno = 0;
|
||||
EXPECT_STREQ("inf", fmtd(pow(-2.0, __DBL_MAX__)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
EXPECT_STREQ("1", fmtd(pow(NAN, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(NAN, -0.)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, .5)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, -.5)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, 1.)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, -1.)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, 1.5)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, -1.5)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, 2.0)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, -2.0)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, -NAN)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, INFINITY)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, -INFINITY)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, __DBL_MIN__)));
|
||||
EXPECT_TRUE(isnan(pow(NAN, __DBL_MAX__)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-NAN, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-NAN, -0.)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, .5)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, -.5)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, 1.)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, -1.)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, 1.5)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, -1.5)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, 2.0)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, -2.0)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, -NAN)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, INFINITY)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, -INFINITY)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, __DBL_MIN__)));
|
||||
EXPECT_TRUE(isnan(pow(-NAN, __DBL_MAX__)));
|
||||
EXPECT_STREQ("1", fmtd(pow(INFINITY, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(INFINITY, -0.)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(INFINITY, .5)));
|
||||
EXPECT_STREQ("0", fmtd(pow(INFINITY, -.5)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(INFINITY, 1.)));
|
||||
EXPECT_STREQ("0", fmtd(pow(INFINITY, -1.)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(INFINITY, 1.5)));
|
||||
EXPECT_STREQ("0", fmtd(pow(INFINITY, -1.5)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(INFINITY, 2.0)));
|
||||
EXPECT_STREQ("0", fmtd(pow(INFINITY, -2.0)));
|
||||
EXPECT_TRUE(isnan(pow(INFINITY, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(INFINITY, -NAN)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(INFINITY, INFINITY)));
|
||||
EXPECT_STREQ("0", fmtd(pow(INFINITY, -INFINITY)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(INFINITY, __DBL_MIN__)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(INFINITY, __DBL_MAX__)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-INFINITY, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(-INFINITY, -0.)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(-INFINITY, .5)));
|
||||
EXPECT_STREQ("0", fmtd(pow(-INFINITY, -.5)));
|
||||
EXPECT_STREQ("-inf", fmtd(pow(-INFINITY, 1.)));
|
||||
EXPECT_STREQ("-0", fmtd(pow(-INFINITY, -1.)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(-INFINITY, 1.5)));
|
||||
EXPECT_STREQ("0", fmtd(pow(-INFINITY, -1.5)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(-INFINITY, 2.0)));
|
||||
EXPECT_STREQ("0", fmtd(pow(-INFINITY, -2.0)));
|
||||
EXPECT_TRUE(isnan(pow(-INFINITY, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(-INFINITY, -NAN)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(-INFINITY, INFINITY)));
|
||||
EXPECT_STREQ("0", fmtd(pow(-INFINITY, -INFINITY)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(-INFINITY, __DBL_MIN__)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(-INFINITY, __DBL_MAX__)));
|
||||
EXPECT_STREQ("1", fmtd(pow(__DBL_MIN__, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(__DBL_MIN__, -0.)));
|
||||
EXPECT_STREQ("1.49166814624004e-154", fmtd(pow(__DBL_MIN__, .5)));
|
||||
EXPECT_STREQ("6.7039039649713e+153", fmtd(pow(__DBL_MIN__, -.5)));
|
||||
EXPECT_STREQ("2.2250738585072e-308", fmtd(pow(__DBL_MIN__, 1.)));
|
||||
EXPECT_STREQ("4.49423283715579e+307", fmtd(pow(__DBL_MIN__, -1.)));
|
||||
errno = 0;
|
||||
EXPECT_STREQ("0", fmtd(pow(__DBL_MIN__, 1.5)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
errno = 0;
|
||||
EXPECT_STREQ("inf", fmtd(pow(__DBL_MIN__, -1.5)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
EXPECT_STREQ("0", fmtd(pow(__DBL_MIN__, 2.0)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(__DBL_MIN__, -2.0)));
|
||||
EXPECT_TRUE(isnan(pow(__DBL_MIN__, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(__DBL_MIN__, -NAN)));
|
||||
EXPECT_STREQ("0", fmtd(pow(__DBL_MIN__, INFINITY)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(__DBL_MIN__, -INFINITY)));
|
||||
EXPECT_STREQ("1", fmtd(pow(__DBL_MIN__, __DBL_MIN__)));
|
||||
/* errno = 0; */ /* wut */
|
||||
/* EXPECT_STREQ("0", fmtd(pow(__DBL_MIN__, __DBL_MAX__))); */
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
EXPECT_STREQ("1", fmtd(pow(__DBL_MAX__, 0.)));
|
||||
EXPECT_STREQ("1", fmtd(pow(__DBL_MAX__, -0.)));
|
||||
EXPECT_STREQ("1.34078079299426e+154", fmtd(pow(__DBL_MAX__, .5)));
|
||||
EXPECT_STREQ("7.45834073120021e-155", fmtd(pow(__DBL_MAX__, -.5)));
|
||||
EXPECT_STREQ("1.79769313486232e+308", fmtd(pow(__DBL_MAX__, 1.)));
|
||||
EXPECT_STREQ("5.562684646268e-309", fmtd(pow(__DBL_MAX__, -1.)));
|
||||
errno = 0;
|
||||
EXPECT_STREQ("inf", fmtd(pow(__DBL_MAX__, 1.5)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
errno = 0;
|
||||
EXPECT_STREQ("0", fmtd(pow(__DBL_MAX__, -1.5)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
EXPECT_STREQ("inf", fmtd(pow(__DBL_MAX__, 2.0)));
|
||||
errno = 0;
|
||||
EXPECT_STREQ("0", fmtd(pow(__DBL_MAX__, -2.0)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
EXPECT_TRUE(isnan(pow(__DBL_MAX__, NAN)));
|
||||
EXPECT_TRUE(isnan(pow(__DBL_MAX__, -NAN)));
|
||||
EXPECT_STREQ("inf", fmtd(pow(__DBL_MAX__, INFINITY)));
|
||||
EXPECT_STREQ("0", fmtd(pow(__DBL_MAX__, -INFINITY)));
|
||||
EXPECT_STREQ("1", fmtd(pow(__DBL_MAX__, __DBL_MIN__)));
|
||||
errno = 0;
|
||||
EXPECT_STREQ("inf", fmtd(pow(__DBL_MAX__, __DBL_MAX__)));
|
||||
/* EXPECT_EQ(ERANGE, errno); */
|
||||
}
|
||||
|
||||
BENCH(powl, bench) {
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue