7 files changed, 17 insertions, 12 deletions
diff --git a/libc/sysdeps/ieee754/ldbl-128ibm/e_atanhl.c b/libc/sysdeps/ieee754/ldbl-128ibm/e_atanhl.c
index 075855b5f..f35182f03 100644
--- a/libc/sysdeps/ieee754/ldbl-128ibm/e_atanhl.c
+++ b/libc/sysdeps/ieee754/ldbl-128ibm/e_atanhl.c
@@ -40,7 +40,7 @@ __ieee754_atanhl(long double x)
 {
 	long double t;
 	int64_t hx,ix;
-	u_int64_t lx;
+	u_int64_t lx __attribute__ ((unused));
 	GET_LDOUBLE_WORDS64(hx,lx,x);
 	ix = hx&0x7fffffffffffffffLL;
 	if (ix >= 0x3ff0000000000000LL) { /* |x|>=1 */
diff --git a/libc/sysdeps/ieee754/ldbl-128ibm/e_powl.c b/libc/sysdeps/ieee754/ldbl-128ibm/e_powl.c
index 8216c4906..8bd35d0c8 100644
--- a/libc/sysdeps/ieee754/ldbl-128ibm/e_powl.c
+++ b/libc/sysdeps/ieee754/ldbl-128ibm/e_powl.c
@@ -324,13 +324,13 @@ __ieee754_powl (long double x, long double y)
 
   o.value = s_h;
   o.parts32.w3 = 0;
-  o.parts32.w2 &= 0xffff8000;
+  o.parts32.w2 = 0;
   s_h = o.value;
   /* t_h=ax+bp[k] High */
   t_h = ax + bp[k];
   o.value = t_h;
   o.parts32.w3 = 0;
-  o.parts32.w2 &= 0xffff8000;
+  o.parts32.w2 = 0;
   t_h = o.value;
   t_l = ax - (t_h - bp[k]);
   s_l = v * ((u - s_h * t_h) - s_h * t_l);
@@ -344,7 +344,7 @@ __ieee754_powl (long double x, long double y)
   t_h = 3.0 + s2 + r;
   o.value = t_h;
   o.parts32.w3 = 0;
-  o.parts32.w2 &= 0xffff8000;
+  o.parts32.w2 = 0;
   t_h = o.value;
   t_l = r - ((t_h - 3.0) - s2);
   /* u+v = s*(1+...) */
@@ -354,7 +354,7 @@ __ieee754_powl (long double x, long double y)
   p_h = u + v;
   o.value = p_h;
   o.parts32.w3 = 0;
-  o.parts32.w2 &= 0xffff8000;
+  o.parts32.w2 = 0;
   p_h = o.value;
   p_l = v - (p_h - u);
   z_h = cp_h * p_h;		/* cp_h+cp_l = 2/(3*log2) */
@@ -364,7 +364,7 @@ __ieee754_powl (long double x, long double y)
   t1 = (((z_h + z_l) + dp_h[k]) + t);
   o.value = t1;
   o.parts32.w3 = 0;
-  o.parts32.w2 &= 0xffff8000;
+  o.parts32.w2 = 0;
   t1 = o.value;
   t2 = z_l - (((t1 - t) - dp_h[k]) - z_h);
 
@@ -377,7 +377,7 @@ __ieee754_powl (long double x, long double y)
   y1 = y;
   o.value = y1;
   o.parts32.w3 = 0;
-  o.parts32.w2 &= 0xffff8000;
+  o.parts32.w2 = 0;
   y1 = o.value;
   p_l = (y - y1) * t1 + y * t2;
   p_h = y1 * t1;
@@ -421,7 +421,7 @@ __ieee754_powl (long double x, long double y)
   t = p_l + p_h;
   o.value = t;
   o.parts32.w3 = 0;
-  o.parts32.w2 &= 0xffff8000;
+  o.parts32.w2 = 0;
   t = o.value;
   u = t * lg2_h;
   v = (p_l - (t - p_h)) * lg2 + t * lg2_l;
diff --git a/libc/sysdeps/ieee754/ldbl-128ibm/e_rem_pio2l.c b/libc/sysdeps/ieee754/ldbl-128ibm/e_rem_pio2l.c
index 5352de945..a3d141de3 100644
--- a/libc/sysdeps/ieee754/ldbl-128ibm/e_rem_pio2l.c
+++ b/libc/sysdeps/ieee754/ldbl-128ibm/e_rem_pio2l.c
@@ -200,7 +200,8 @@ int32_t __ieee754_rem_pio2l(long double x, long double *y)
   double tx[8];
   int exp;
   int64_t n, ix, hx, ixd;
-  u_int64_t lx, lxd;
+  u_int64_t lx __attribute__ ((unused));
+  u_int64_t lxd;
 
   GET_LDOUBLE_WORDS64 (hx, lx, x);
   ix = hx & 0x7fffffffffffffffLL;
diff --git a/libc/sysdeps/ieee754/ldbl-128ibm/s_isnanl.c b/libc/sysdeps/ieee754/ldbl-128ibm/s_isnanl.c
index d448d604a..aa4eb7132 100644
--- a/libc/sysdeps/ieee754/ldbl-128ibm/s_isnanl.c
+++ b/libc/sysdeps/ieee754/ldbl-128ibm/s_isnanl.c
@@ -29,7 +29,8 @@ static char rcsid[] = "$NetBSD: $";
 int
 ___isnanl (long double x)
 {
-	int64_t hx,lx;
+	int64_t hx;
+	int64_t lx __attribute__ ((unused));
 	GET_LDOUBLE_WORDS64(hx,lx,x);
 	hx &= 0x7fffffffffffffffLL;
 	hx = 0x7ff0000000000000LL - hx;
diff --git a/libc/sysdeps/ieee754/ldbl-128ibm/s_logbl.c b/libc/sysdeps/ieee754/ldbl-128ibm/s_logbl.c
index 92ce2c189..6cbfcfa1c 100644
--- a/libc/sysdeps/ieee754/ldbl-128ibm/s_logbl.c
+++ b/libc/sysdeps/ieee754/ldbl-128ibm/s_logbl.c
@@ -26,7 +26,8 @@
 long double
 __logbl (long double x)
 {
-  int64_t lx, hx, rhx;
+  int64_t hx, rhx;
+  int64_t lx __attribute__ ((unused));
 
   GET_LDOUBLE_WORDS64 (hx, lx, x);
   hx &= 0x7fffffffffffffffLL;	/* high |x| */
diff --git a/libc/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c b/libc/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c
index 994e287c9..ff5d7d32b 100644
--- a/libc/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c
+++ b/libc/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c
@@ -31,7 +31,8 @@ static char rcsid[] = "$NetBSD: $";
 long double __nextafterl(long double x, long double y)
 {
 	int64_t hx,hy,ihx,ihy,ilx;
-	u_int64_t lx,ly;
+	u_int64_t lx;
+	u_int64_t ly __attribute__ ((unused));
 
 	GET_LDOUBLE_WORDS64(hx,lx,x);
 	GET_LDOUBLE_WORDS64(hy,ly,y);
diff --git a/libc/sysdeps/ieee754/ldbl-128ibm/x2y2m1l.c b/libc/sysdeps/ieee754/ldbl-128ibm/x2y2m1l.c
index 4379b68c3..9631b07a5 100644
--- a/libc/sysdeps/ieee754/ldbl-128ibm/x2y2m1l.c
+++ b/libc/sysdeps/ieee754/ldbl-128ibm/x2y2m1l.c
@@ -19,6 +19,7 @@
 #include <math.h>
 #include <math_private.h>
 #include <float.h>
+#include <stdlib.h>
 
 /* Calculate X + Y exactly and store the result in *HI + *LO.  It is
    given that |X| >= |Y| and the values are small enough that no