diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c | 5 | ||||
| -rw-r--r-- | sysdeps/ieee754/ldbl-128ibm/s_nexttoward.c | 3 | ||||
| -rw-r--r-- | sysdeps/ieee754/ldbl-128ibm/s_nexttowardf.c | 3 |
3 files changed, 11 insertions, 0 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c b/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c index 36a5090..515aa1e 100644 --- a/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c +++ b/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c @@ -24,6 +24,7 @@ static char rcsid[] = "$NetBSD: $"; * Special cases: */ +#include <errno.h> #include <float.h> #include <math.h> #include <math_private.h> @@ -69,6 +70,7 @@ long double __nextafterl(long double x, long double y) if((hx==0xffefffffffffffffLL)&&(lx==0xfc8ffffffffffffeLL)) { u = x+x; /* overflow, return -inf */ math_force_eval (u); + __set_errno (ERANGE); return y; } if (hx >= 0x7ff0000000000000LL) { @@ -83,6 +85,7 @@ long double __nextafterl(long double x, long double y) || (hx < 0 && lx > 1)) { u = u * u; math_force_eval (u); /* raise underflow flag */ + __set_errno (ERANGE); } return x; } @@ -108,6 +111,7 @@ long double __nextafterl(long double x, long double y) if((hx==0x7fefffffffffffffLL)&&(lx==0x7c8ffffffffffffeLL)) { u = x+x; /* overflow, return +inf */ math_force_eval (u); + __set_errno (ERANGE); return y; } if ((uint64_t) hx >= 0xfff0000000000000ULL) { @@ -122,6 +126,7 @@ long double __nextafterl(long double x, long double y) || (hx < 0 && lx >= 0)) { u = u * u; math_force_eval (u); /* raise underflow flag */ + __set_errno (ERANGE); } if (x == 0.0L) /* handle negative LDBL_TRUE_MIN case */ x = -0.0L; diff --git a/sysdeps/ieee754/ldbl-128ibm/s_nexttoward.c b/sysdeps/ieee754/ldbl-128ibm/s_nexttoward.c index 8c61198..d8f4fc6 100644 --- a/sysdeps/ieee754/ldbl-128ibm/s_nexttoward.c +++ b/sysdeps/ieee754/ldbl-128ibm/s_nexttoward.c @@ -25,6 +25,7 @@ static char rcsid[] = "$NetBSD: $"; * Special cases: */ +#include <errno.h> #include <math.h> #include <math_private.h> #include <math_ldbl_opt.h> @@ -76,10 +77,12 @@ double __nexttoward(double x, long double y) if(hy>=0x7ff00000) { double u = x+x; /* overflow */ math_force_eval (u); + __set_errno (ERANGE); } if(hy<0x00100000) { double u = x*x; /* underflow */ math_force_eval (u); /* raise underflow flag */ + __set_errno (ERANGE); } INSERT_WORDS(x,hx,lx); return x; diff --git a/sysdeps/ieee754/ldbl-128ibm/s_nexttowardf.c b/sysdeps/ieee754/ldbl-128ibm/s_nexttowardf.c index 4000a93..7c5d1cc 100644 --- a/sysdeps/ieee754/ldbl-128ibm/s_nexttowardf.c +++ b/sysdeps/ieee754/ldbl-128ibm/s_nexttowardf.c @@ -18,6 +18,7 @@ static char rcsid[] = "$NetBSD: $"; #endif +#include <errno.h> #include <math.h> #include <math_private.h> #include <math_ldbl_opt.h> @@ -65,10 +66,12 @@ float __nexttowardf(float x, long double y) if(hy>=0x7f800000) { float u = x+x; /* overflow */ math_force_eval (u); + __set_errno (ERANGE); } if(hy<0x00800000) { /* underflow */ float u = x*x; math_force_eval (u); /* raise underflow flag */ + __set_errno (ERANGE); } SET_FLOAT_WORD(x,hx); return x; |