5 files changed, 4 insertions, 5 deletions
diff --git a/lib/libm/src/e_atan2.c b/lib/libm/src/e_atan2.c
index dbe95359dd8..d469450efe0 100644
--- a/lib/libm/src/e_atan2.c
+++ b/lib/libm/src/e_atan2.c
@@ -66,7 +66,7 @@ __ieee754_atan2(double y, double x)
 	if(((ix|((lx|-lx)>>31))>0x7ff00000)||
 	   ((iy|((ly|-ly)>>31))>0x7ff00000))	/* x or y is NaN */
 	   return x+y;
-	if((hx-0x3ff00000|lx)==0) return atan(y);   /* x=1.0 */
+	if(((hx-0x3ff00000)|lx)==0) return atan(y);   /* x=1.0 */
 	m = ((hy>>31)&1)|((hx>>30)&2);	/* 2*sign(x)+sign(y) */
 
     /* when y = 0 */
diff --git a/lib/libm/src/e_cosh.c b/lib/libm/src/e_cosh.c
index 1d4aef70e3b..4d7b61bfdc9 100644
--- a/lib/libm/src/e_cosh.c
+++ b/lib/libm/src/e_cosh.c
@@ -74,7 +74,7 @@ __ieee754_cosh(double x)
     /* |x| in [log(maxdouble), overflowthresold] */
 	GET_LOW_WORD(lx,x);
 	if (ix<0x408633CE || 
-	      (ix==0x408633ce)&&(lx<=(u_int32_t)0x8fb9f87d)) {
+	      ((ix==0x408633ce)&&(lx<=(u_int32_t)0x8fb9f87d))) {
 	    w = __ieee754_exp(half*fabs(x));
 	    t = half*w;
 	    return t*w;
diff --git a/lib/libm/src/e_jnf.c b/lib/libm/src/e_jnf.c
index d3e849bd449..3512c9f51a2 100644
--- a/lib/libm/src/e_jnf.c
+++ b/lib/libm/src/e_jnf.c
@@ -21,7 +21,6 @@ static char rcsid[] = "$NetBSD: e_jnf.c,v 1.5 1995/05/10 20:45:37 jtc Exp $";
 #include "math_private.h"
 
 static const float
-invsqrtpi=  5.6418961287e-01, /* 0x3f106ebb */
 two   =  2.0000000000e+00, /* 0x40000000 */
 one   =  1.0000000000e+00; /* 0x3F800000 */
 
diff --git a/lib/libm/src/e_sinh.c b/lib/libm/src/e_sinh.c
index a4d00a0d66b..03cb60b3ef3 100644
--- a/lib/libm/src/e_sinh.c
+++ b/lib/libm/src/e_sinh.c
@@ -67,7 +67,7 @@ __ieee754_sinh(double x)
 
     /* |x| in [log(maxdouble), overflowthresold] */
 	GET_LOW_WORD(lx,x);
-	if (ix<0x408633CE || (ix==0x408633ce)&&(lx<=(u_int32_t)0x8fb9f87d)) {
+	if (ix<0x408633CE || ((ix==0x408633ce)&&(lx<=(u_int32_t)0x8fb9f87d))) {
 	    w = __ieee754_exp(0.5*fabs(x));
 	    t = h*w;
 	    return t*w;
diff --git a/lib/libm/src/s_trunc.c b/lib/libm/src/s_trunc.c
index 93416511851..079956b1178 100644
--- a/lib/libm/src/s_trunc.c
+++ b/lib/libm/src/s_trunc.c
@@ -33,7 +33,7 @@ double
 trunc(double x)
 {
 	int32_t i0,i1,j0;
-	u_int32_t i,j;
+	u_int32_t i;
 	EXTRACT_WORDS(i0,i1,x);
 	j0 = ((i0>>20)&0x7ff)-0x3ff;
 	if(j0<20) {