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| author | Ulrich Drepper <drepper@redhat.com> | 2009-04-26 01:04:54 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2009-04-26 01:04:54 +0000 |
| commit | 0c59a1963e948c546e0d3e34de974c7e71de1134 (patch) | |
| tree | d2d20501ed445fc7e36e3cb4b0491a744c982976 /sysdeps/ieee754/ldbl-96 | |
| parent | 4bbf8999f4d93c5da77737ccf06a1aa67225d3f4 (diff) | |
| download | glibc-0c59a1963e948c546e0d3e34de974c7e71de1134.tar glibc-0c59a1963e948c546e0d3e34de974c7e71de1134.tar.gz glibc-0c59a1963e948c546e0d3e34de974c7e71de1134.tar.bz2 glibc-0c59a1963e948c546e0d3e34de974c7e71de1134.zip | |
* sysdeps/i386/fpu/s_cos.S: Set errno for ±Inf.
* sysdeps/i386/fpu/s_cosf.S: Likewise.
* sysdeps/i386/fpu/s_cosl.S: Likewise.
* sysdeps/i386/fpu/s_sin.S: Likewise.
* sysdeps/i386/fpu/s_sinf.S: Likewise.
* sysdeps/i386/fpu/s_sinl.S: Likewise.
* sysdeps/ieee754/dbl-64/s_sin.c: Likewise.
* sysdeps/ieee754/flt-32/s_cosf.c: Likewise.
* sysdeps/ieee754/flt-32/s_sinf.c: Likewise.
* sysdeps/ieee754/ldbl-96/s_cosl.c: Likewise.
* sysdeps/ieee754/ldbl-96/s_sinl.c: Likewise.
* sysdeps/x86_64/fpu/s_cosl.S: Likewise.
* sysdeps/x86_64/fpu/s_sinl.S: Likewise.
* math/libm-test.inc: Add tests for errno after sin/cos calls with
±Inf.
Diffstat (limited to 'sysdeps/ieee754/ldbl-96')
| -rw-r--r-- | sysdeps/ieee754/ldbl-96/s_cosl.c | 7 | ||||
| -rw-r--r-- | sysdeps/ieee754/ldbl-96/s_sinl.c | 7 |
2 files changed, 12 insertions, 2 deletions
diff --git a/sysdeps/ieee754/ldbl-96/s_cosl.c b/sysdeps/ieee754/ldbl-96/s_cosl.c index 9765f7fd4e..e33abc9afd 100644 --- a/sysdeps/ieee754/ldbl-96/s_cosl.c +++ b/sysdeps/ieee754/ldbl-96/s_cosl.c @@ -49,6 +49,7 @@ static char rcsid[] = "$NetBSD: $"; * TRIG(x) returns trig(x) nearly rounded */ +#include <errno.h> #include "math.h" #include "math_private.h" @@ -71,7 +72,11 @@ static char rcsid[] = "$NetBSD: $"; return __kernel_cosl(x,z); /* cos(Inf or NaN) is NaN */ - else if (se==0x7fff) return x-x; + else if (se==0x7fff) { + if ((i0 | i1) == 0) + __set_errno (EDOM); + return x-x; + } /* argument reduction needed */ else { diff --git a/sysdeps/ieee754/ldbl-96/s_sinl.c b/sysdeps/ieee754/ldbl-96/s_sinl.c index 4fd48805b4..b939bd6a99 100644 --- a/sysdeps/ieee754/ldbl-96/s_sinl.c +++ b/sysdeps/ieee754/ldbl-96/s_sinl.c @@ -49,6 +49,7 @@ static char rcsid[] = "$NetBSD: $"; * TRIG(x) returns trig(x) nearly rounded */ +#include <errno.h> #include "math.h" #include "math_private.h" @@ -71,7 +72,11 @@ static char rcsid[] = "$NetBSD: $"; return __kernel_sinl(x,z,0); /* sin(Inf or NaN) is NaN */ - else if (se==0x7fff) return x-x; + else if (se==0x7fff) { + if ((i0 | i1) == 0) + __set_errno (EDOM); + return x-x; + } /* argument reduction needed */ else { |