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-rw-r--r--sysdeps/ieee754/flt-32/s_nextafterf.c3
-rw-r--r--sysdeps/ieee754/ldbl-128/s_nextafterl.c3
-rw-r--r--sysdeps/ieee754/ldbl-128/s_nexttoward.c3
-rw-r--r--sysdeps/ieee754/ldbl-128/s_nexttowardf.c3
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c5
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_nexttoward.c3
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_nexttowardf.c3
-rw-r--r--sysdeps/ieee754/ldbl-96/s_nexttoward.c3
-rw-r--r--sysdeps/ieee754/ldbl-96/s_nexttowardf.c3
-rw-r--r--sysdeps/ieee754/ldbl-opt/s_nexttowardfd.c3
10 files changed, 32 insertions, 0 deletions
diff --git a/sysdeps/ieee754/flt-32/s_nextafterf.c b/sysdeps/ieee754/flt-32/s_nextafterf.c
index 22e0b3d4ed..625d54b768 100644
--- a/sysdeps/ieee754/flt-32/s_nextafterf.c
+++ b/sysdeps/ieee754/flt-32/s_nextafterf.c
@@ -17,6 +17,7 @@
 static char rcsid[] = "$NetBSD: s_nextafterf.c,v 1.4 1995/05/10 20:48:01 jtc Exp $";
 #endif
 
+#include <errno.h>
 #include <math.h>
 #include <math_private.h>
 #include <float.h>
@@ -59,10 +60,12 @@ float __nextafterf(float x, float y)
 	if(hy>=0x7f800000) {
 	  float u = x+x;	/* overflow  */
 	  math_force_eval (u);
+	  __set_errno (ERANGE);
 	}
 	if(hy<0x00800000) {
 	    float u = x*x;			/* underflow */
 	    math_force_eval (u);		/* raise underflow flag */
+	    __set_errno (ERANGE);
 	}
 	SET_FLOAT_WORD(x,hx);
 	return x;
diff --git a/sysdeps/ieee754/ldbl-128/s_nextafterl.c b/sysdeps/ieee754/ldbl-128/s_nextafterl.c
index d5eaa1cc91..4e9a2ce520 100644
--- a/sysdeps/ieee754/ldbl-128/s_nextafterl.c
+++ b/sysdeps/ieee754/ldbl-128/s_nextafterl.c
@@ -24,6 +24,7 @@ static char rcsid[] = "$NetBSD: $";
  *   Special cases:
  */
 
+#include <errno.h>
 #include <math.h>
 #include <math_private.h>
 
@@ -70,10 +71,12 @@ long double __nextafterl(long double x, long double y)
 	if(hy==0x7fff000000000000LL) {
 	    long double u = x + x;		/* overflow  */
 	    math_force_eval (u);
+	    __set_errno (ERANGE);
 	}
 	if(hy==0) {
 	    long double u = x*x;		/* underflow */
 	    math_force_eval (u);		/* raise underflow flag */
+	    __set_errno (ERANGE);
 	}
 	SET_LDOUBLE_WORDS64(x,hx,lx);
 	return x;
diff --git a/sysdeps/ieee754/ldbl-128/s_nexttoward.c b/sysdeps/ieee754/ldbl-128/s_nexttoward.c
index 2ee7a1be5c..4343fe83f8 100644
--- a/sysdeps/ieee754/ldbl-128/s_nexttoward.c
+++ b/sysdeps/ieee754/ldbl-128/s_nexttoward.c
@@ -25,6 +25,7 @@ static char rcsid[] = "$NetBSD: $";
  *   Special cases:
  */
 
+#include <errno.h>
 #include <math.h>
 #include <math_private.h>
 #include <float.h>
@@ -75,10 +76,12 @@ 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-128/s_nexttowardf.c b/sysdeps/ieee754/ldbl-128/s_nexttowardf.c
index 9c9c7e5283..8703359d4f 100644
--- a/sysdeps/ieee754/ldbl-128/s_nexttowardf.c
+++ b/sysdeps/ieee754/ldbl-128/s_nexttowardf.c
@@ -18,6 +18,7 @@
 static char rcsid[] = "$NetBSD: $";
 #endif
 
+#include <errno.h>
 #include <math.h>
 #include <math_private.h>
 
@@ -62,10 +63,12 @@ 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) {
 	    float u = x*x;		/* underflow */
 	    math_force_eval (u);	/* raise underflow flag */
+	    __set_errno (ERANGE);
 	}
 	SET_FLOAT_WORD(x,hx);
 	return x;
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c b/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c
index 36a5090693..515aa1ef5b 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 8c6119825e..d8f4fc6523 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 4000a93e69..7c5d1cc112 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;
diff --git a/sysdeps/ieee754/ldbl-96/s_nexttoward.c b/sysdeps/ieee754/ldbl-96/s_nexttoward.c
index 7908f9c0ff..3d0382eac9 100644
--- a/sysdeps/ieee754/ldbl-96/s_nexttoward.c
+++ b/sysdeps/ieee754/ldbl-96/s_nexttoward.c
@@ -25,6 +25,7 @@ static char rcsid[] = "$NetBSD: $";
  *   Special cases:
  */
 
+#include <errno.h>
 #include <math.h>
 #include <math_private.h>
 #include <float.h>
@@ -72,10 +73,12 @@ 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-96/s_nexttowardf.c b/sysdeps/ieee754/ldbl-96/s_nexttowardf.c
index 53c527d9ac..ae7538942f 100644
--- a/sysdeps/ieee754/ldbl-96/s_nexttowardf.c
+++ b/sysdeps/ieee754/ldbl-96/s_nexttowardf.c
@@ -17,6 +17,7 @@
 static char rcsid[] = "$NetBSD: $";
 #endif
 
+#include <errno.h>
 #include <math.h>
 #include <math_private.h>
 #include <float.h>
@@ -60,10 +61,12 @@ 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) {
 	    float u = x*x;			/* underflow */
 	    math_force_eval (u);		/* raise underflow flag */
+	    __set_errno (ERANGE);
 	}
 	SET_FLOAT_WORD(x,hx);
 	return x;
diff --git a/sysdeps/ieee754/ldbl-opt/s_nexttowardfd.c b/sysdeps/ieee754/ldbl-opt/s_nexttowardfd.c
index dbcf840f2c..07e9375b78 100644
--- a/sysdeps/ieee754/ldbl-opt/s_nexttowardfd.c
+++ b/sysdeps/ieee754/ldbl-opt/s_nexttowardfd.c
@@ -20,6 +20,7 @@
  *   Special cases:
  */
 
+#include <errno.h>
 #include <math.h>
 #include <math_private.h>
 #include <math_ldbl_opt.h>
@@ -64,10 +65,12 @@ float __nldbl_nexttowardf(float x, double y)
 	if(hy>=0x7f800000) {
 	  float u = x+x;			/* overflow  */
 	  math_force_eval (u);
+	  __set_errno (ERANGE);
 	}
 	if(hy<0x00800000) {
 	    float u = x*x;			/* underflow */
 	    math_force_eval (u);		/* raise underflow flag */
+	    __set_errno (ERANGE);
 	}
 	SET_FLOAT_WORD(x,hx);
 	return x;