aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/ieee754/dbl-64/e_pow.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/ieee754/dbl-64/e_pow.c')
-rw-r--r--sysdeps/ieee754/dbl-64/e_pow.c30
1 files changed, 24 insertions, 6 deletions
diff --git a/sysdeps/ieee754/dbl-64/e_pow.c b/sysdeps/ieee754/dbl-64/e_pow.c
index 5c5bbb5..4f26344 100644
--- a/sysdeps/ieee754/dbl-64/e_pow.c
+++ b/sysdeps/ieee754/dbl-64/e_pow.c
@@ -54,7 +54,10 @@ static int checkint(double x);
/* it computes the correctly rounded (to nearest) value of X^y. */
/***************************************************************************/
double __ieee754_upow(double x, double y) {
- double z,a,aa,error, t,a1,a2,y1,y2,gor=1.0;
+ double z,a,aa,error, t,a1,a2,y1,y2;
+#if 0
+ double gor=1.0;
+#endif
mynumber u,v;
int k;
int4 qx,qy;
@@ -154,8 +157,14 @@ static double power1(double x, double y) {
/* The result is bounded by error (rightmost argument) */
/****************************************************************************/
static double log1(double x, double *delta, double *error) {
- int i,j,m,n;
- double uu,vv,eps,nx,e,e1,e2,t,t1,t2,res,cor,add=0;
+ int i,j,m;
+#if 0
+ int n;
+#endif
+ double uu,vv,eps,nx,e,e1,e2,t,t1,t2,res,add=0;
+#if 0
+ double cor;
+#endif
mynumber u,v;
u.x = x;
@@ -231,8 +240,14 @@ static double log1(double x, double *delta, double *error) {
/* The result is bounded by error (right argument) */
/****************************************************************************/
static double log2(double x, double *delta, double *error) {
- int i,j,m,n;
- double uu,vv,eps,nx,e,e1,e2,t,t1,t2,res,cor,add=0;
+ int i,j,m;
+#if 0
+ int n;
+#endif
+ double uu,vv,eps,nx,e,e1,e2,t,t1,t2,res,add=0;
+#if 0
+ double cor;
+#endif
double ou1,ou2,lu1,lu2,ov,lv1,lv2,a,a1,a2;
double y,yy,z,zz,j1,j2,j3,j4,j5,j6,j7,j8;
mynumber u,v;
@@ -308,7 +323,10 @@ static double log2(double x, double *delta, double *error) {
/**********************************************************************/
static int checkint(double x) {
union {int4 i[2]; double x;} u;
- int k,l,m,n;
+ int k,m,n;
+#if 0
+ int l;
+#endif
u.x = x;
m = u.i[HIGH_HALF]&0x7fffffff; /* no sign */
if (m >= 0x7ff00000) return 0; /* x is +/-inf or NaN */