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| author | Joseph Myers <joseph@codesourcery.com> | 2013-01-04 13:25:17 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2013-01-04 13:25:17 +0000 |
| commit | cdc1c96fbafce8c16ee0e75d466f4358e6a860db (patch) | |
| tree | e6f6446e5081847ac19a5236c891d39e64c0a360 /math/libm-test.inc | |
| parent | 6420d207bb10d966163c52e4e607a1e48e6bb13f (diff) | |
| download | glibc-cdc1c96fbafce8c16ee0e75d466f4358e6a860db.zip glibc-cdc1c96fbafce8c16ee0e75d466f4358e6a860db.tar.gz glibc-cdc1c96fbafce8c16ee0e75d466f4358e6a860db.tar.bz2 | |
Fix casinh, casin inaccuracy from cancellation (bug 14994).
Diffstat (limited to 'math/libm-test.inc')
| -rw-r--r-- | math/libm-test.inc | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/math/libm-test.inc b/math/libm-test.inc index 533fce8..a586f7e 100644 --- a/math/libm-test.inc +++ b/math/libm-test.inc @@ -1698,6 +1698,35 @@ casin_test (void) TEST_c_c (casin, 1.5L, plus_zero, M_PI_2l, 0.9624236501192068949955178268487368462704L); TEST_c_c (casin, 1.5L, minus_zero, M_PI_2l, -0.9624236501192068949955178268487368462704L); + TEST_c_c (casin, 0x1p50L, 1.0L, 1.570796326794895731052901991514519103193L, 3.535050620855721078027883819436720218708e1L); + TEST_c_c (casin, 0x1p50L, -1.0L, 1.570796326794895731052901991514519103193L, -3.535050620855721078027883819436720218708e1L); + TEST_c_c (casin, -0x1p50L, 1.0L, -1.570796326794895731052901991514519103193L, 3.535050620855721078027883819436720218708e1L); + TEST_c_c (casin, -0x1p50L, -1.0L, -1.570796326794895731052901991514519103193L, -3.535050620855721078027883819436720218708e1L); + TEST_c_c (casin, 1.0L, 0x1p50L, 8.881784197001252323389053344720723756399e-16L, 3.535050620855721078027883819436759661753e1L); + TEST_c_c (casin, -1.0L, 0x1p50L, -8.881784197001252323389053344720723756399e-16L, 3.535050620855721078027883819436759661753e1L); + TEST_c_c (casin, 1.0L, -0x1p50L, 8.881784197001252323389053344720723756399e-16L, -3.535050620855721078027883819436759661753e1L); + TEST_c_c (casin, -1.0L, -0x1p50L, -8.881784197001252323389053344720723756399e-16L, -3.535050620855721078027883819436759661753e1L); +#ifndef TEST_FLOAT + TEST_c_c (casin, 0x1p500L, 1.0L, 1.570796326794896619231321691639751442099L, 3.472667374605326000180332928505464606058e2L); + TEST_c_c (casin, 0x1p500L, -1.0L, 1.570796326794896619231321691639751442099L, -3.472667374605326000180332928505464606058e2L); + TEST_c_c (casin, -0x1p500L, 1.0L, -1.570796326794896619231321691639751442099L, 3.472667374605326000180332928505464606058e2L); + TEST_c_c (casin, -0x1p500L, -1.0L, -1.570796326794896619231321691639751442099L, -3.472667374605326000180332928505464606058e2L); + TEST_c_c (casin, 1.0L, 0x1p500L, 3.054936363499604682051979393213617699789e-151L, 3.472667374605326000180332928505464606058e2L); + TEST_c_c (casin, -1.0L, 0x1p500L, -3.054936363499604682051979393213617699789e-151L, 3.472667374605326000180332928505464606058e2L); + TEST_c_c (casin, 1.0L, -0x1p500L, 3.054936363499604682051979393213617699789e-151L, -3.472667374605326000180332928505464606058e2L); + TEST_c_c (casin, -1.0L, -0x1p500L, -3.054936363499604682051979393213617699789e-151L, -3.472667374605326000180332928505464606058e2L); +#endif +#if defined TEST_LDOUBLE && LDBL_MAX_EXP >= 16384 + TEST_c_c (casin, 0x1p5000L, 1.0L, 1.570796326794896619231321691639751442099L, 3.466429049980286492395577839412341016946e3L); + TEST_c_c (casin, 0x1p5000L, -1.0L, 1.570796326794896619231321691639751442099L, -3.466429049980286492395577839412341016946e3L); + TEST_c_c (casin, -0x1p5000L, 1.0L, -1.570796326794896619231321691639751442099L, 3.466429049980286492395577839412341016946e3L); + TEST_c_c (casin, -0x1p5000L, -1.0L, -1.570796326794896619231321691639751442099L, -3.466429049980286492395577839412341016946e3L); + TEST_c_c (casin, 1.0L, 0x1p5000L, 7.079811261048172892385615158694057552948e-1506L, 3.466429049980286492395577839412341016946e3L); + TEST_c_c (casin, -1.0L, 0x1p5000L, -7.079811261048172892385615158694057552948e-1506L, 3.466429049980286492395577839412341016946e3L); + TEST_c_c (casin, 1.0L, -0x1p5000L, 7.079811261048172892385615158694057552948e-1506L, -3.466429049980286492395577839412341016946e3L); + TEST_c_c (casin, -1.0L, -0x1p5000L, -7.079811261048172892385615158694057552948e-1506L, -3.466429049980286492395577839412341016946e3L); +#endif + TEST_c_c (casin, 0.75L, 1.25L, 0.453276177638793913448921196101971749L, 1.13239363160530819522266333696834467L); TEST_c_c (casin, -2, -3, -0.57065278432109940071028387968566963L, -1.9833870299165354323470769028940395L); @@ -1788,6 +1817,35 @@ casinh_test (void) TEST_c_c (casinh, 1.5L, plus_zero, 1.194763217287109304111930828519090523536L, plus_zero); TEST_c_c (casinh, 1.5L, minus_zero, 1.194763217287109304111930828519090523536L, minus_zero); + TEST_c_c (casinh, 0x1p50L, 1.0L, 3.535050620855721078027883819436759661753e1L, 8.881784197001252323389053344720723756399e-16L); + TEST_c_c (casinh, 0x1p50L, -1.0L, 3.535050620855721078027883819436759661753e1L, -8.881784197001252323389053344720723756399e-16L); + TEST_c_c (casinh, -0x1p50L, 1.0L, -3.535050620855721078027883819436759661753e1L, 8.881784197001252323389053344720723756399e-16L); + TEST_c_c (casinh, -0x1p50L, -1.0L, -3.535050620855721078027883819436759661753e1L, -8.881784197001252323389053344720723756399e-16L); + TEST_c_c (casinh, 1.0L, 0x1p50L, 3.535050620855721078027883819436720218708e1L, 1.570796326794895731052901991514519103193L); + TEST_c_c (casinh, -1.0L, 0x1p50L, -3.535050620855721078027883819436720218708e1L, 1.570796326794895731052901991514519103193L); + TEST_c_c (casinh, 1.0L, -0x1p50L, 3.535050620855721078027883819436720218708e1L, -1.570796326794895731052901991514519103193L); + TEST_c_c (casinh, -1.0L, -0x1p50L, -3.535050620855721078027883819436720218708e1L, -1.570796326794895731052901991514519103193L); +#ifndef TEST_FLOAT + TEST_c_c (casinh, 0x1p500L, 1.0L, 3.472667374605326000180332928505464606058e2L, 3.054936363499604682051979393213617699789e-151L); + TEST_c_c (casinh, 0x1p500L, -1.0L, 3.472667374605326000180332928505464606058e2L, -3.054936363499604682051979393213617699789e-151L); + TEST_c_c (casinh, -0x1p500L, 1.0L, -3.472667374605326000180332928505464606058e2L, 3.054936363499604682051979393213617699789e-151L); + TEST_c_c (casinh, -0x1p500L, -1.0L, -3.472667374605326000180332928505464606058e2L, -3.054936363499604682051979393213617699789e-151L); + TEST_c_c (casinh, 1.0L, 0x1p500L, 3.472667374605326000180332928505464606058e2L, 1.570796326794896619231321691639751442099L); + TEST_c_c (casinh, -1.0L, 0x1p500L, -3.472667374605326000180332928505464606058e2L, 1.570796326794896619231321691639751442099L); + TEST_c_c (casinh, 1.0L, -0x1p500L, 3.472667374605326000180332928505464606058e2L, -1.570796326794896619231321691639751442099L); + TEST_c_c (casinh, -1.0L, -0x1p500L, -3.472667374605326000180332928505464606058e2L, -1.570796326794896619231321691639751442099L); +#endif +#if defined TEST_LDOUBLE && LDBL_MAX_EXP >= 16384 + TEST_c_c (casinh, 0x1p5000L, 1.0L, 3.466429049980286492395577839412341016946e3L, 7.079811261048172892385615158694057552948e-1506L); + TEST_c_c (casinh, 0x1p5000L, -1.0L, 3.466429049980286492395577839412341016946e3L, -7.079811261048172892385615158694057552948e-1506L); + TEST_c_c (casinh, -0x1p5000L, 1.0L, -3.466429049980286492395577839412341016946e3L, 7.079811261048172892385615158694057552948e-1506L); + TEST_c_c (casinh, -0x1p5000L, -1.0L, -3.466429049980286492395577839412341016946e3L, -7.079811261048172892385615158694057552948e-1506L); + TEST_c_c (casinh, 1.0L, 0x1p5000L, 3.466429049980286492395577839412341016946e3L, 1.570796326794896619231321691639751442099L); + TEST_c_c (casinh, -1.0L, 0x1p5000L, -3.466429049980286492395577839412341016946e3L, 1.570796326794896619231321691639751442099L); + TEST_c_c (casinh, 1.0L, -0x1p5000L, 3.466429049980286492395577839412341016946e3L, -1.570796326794896619231321691639751442099L); + TEST_c_c (casinh, -1.0L, -0x1p5000L, -3.466429049980286492395577839412341016946e3L, -1.570796326794896619231321691639751442099L); +#endif + TEST_c_c (casinh, 0.75L, 1.25L, 1.03171853444778027336364058631006594L, 0.911738290968487636358489564316731207L); TEST_c_c (casinh, -2, -3, -1.9686379257930962917886650952454982L, -0.96465850440760279204541105949953237L); |