From e595c01fd83072e874136986bbc95b36da4cf428 Mon Sep 17 00:00:00 2001
From: David Schultz <das@FreeBSD.org>
Date: Sat, 15 Oct 2011 07:00:28 +0000
Subject: [PATCH] Remove some unnecessary initializations.

Obtained from:	DragonFlyBSD
---
 lib/msun/src/e_hypot.c     | 2 +-
 lib/msun/src/e_hypotf.c    | 2 +-
 lib/msun/src/e_lgamma_r.c  | 1 -
 lib/msun/src/e_lgammaf_r.c | 1 -
 lib/msun/src/s_expm1.c     | 1 -
 lib/msun/src/s_expm1f.c    | 1 -
 6 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/lib/msun/src/e_hypot.c b/lib/msun/src/e_hypot.c
index fb498c1c4029..2398e9837fec 100644
--- a/lib/msun/src/e_hypot.c
+++ b/lib/msun/src/e_hypot.c
@@ -54,7 +54,7 @@ __FBSDID("$FreeBSD$");
 double
 __ieee754_hypot(double x, double y)
 {
-	double a=x,b=y,t1,t2,y1,y2,w;
+	double a,b,t1,t2,y1,y2,w;
 	int32_t j,k,ha,hb;
 
 	GET_HIGH_WORD(ha,x);
diff --git a/lib/msun/src/e_hypotf.c b/lib/msun/src/e_hypotf.c
index c82c6e7d2ad0..6d083e4d2c3f 100644
--- a/lib/msun/src/e_hypotf.c
+++ b/lib/msun/src/e_hypotf.c
@@ -22,7 +22,7 @@ __FBSDID("$FreeBSD$");
 float
 __ieee754_hypotf(float x, float y)
 {
-	float a=x,b=y,t1,t2,y1,y2,w;
+	float a,b,t1,t2,y1,y2,w;
 	int32_t j,k,ha,hb;
 
 	GET_FLOAT_WORD(ha,x);
diff --git a/lib/msun/src/e_lgamma_r.c b/lib/msun/src/e_lgamma_r.c
index a587b8f63dcb..1cff592c5d7e 100644
--- a/lib/msun/src/e_lgamma_r.c
+++ b/lib/msun/src/e_lgamma_r.c
@@ -269,7 +269,6 @@ __ieee754_lgamma_r(double x, int *signgamp)
 	}
 	else if(ix<0x40200000) { 			/* x < 8.0 */
 	    i = (int)x;
-	    t = zero;
 	    y = x-(double)i;
 	    p = y*(s0+y*(s1+y*(s2+y*(s3+y*(s4+y*(s5+y*s6))))));
 	    q = one+y*(r1+y*(r2+y*(r3+y*(r4+y*(r5+y*r6)))));
diff --git a/lib/msun/src/e_lgammaf_r.c b/lib/msun/src/e_lgammaf_r.c
index 47c6ed073c2a..e2d90ef775bd 100644
--- a/lib/msun/src/e_lgammaf_r.c
+++ b/lib/msun/src/e_lgammaf_r.c
@@ -202,7 +202,6 @@ __ieee754_lgammaf_r(float x, int *signgamp)
 	}
 	else if(ix<0x41000000) { 			/* x < 8.0 */
 	    i = (int)x;
-	    t = zero;
 	    y = x-(float)i;
 	    p = y*(s0+y*(s1+y*(s2+y*(s3+y*(s4+y*(s5+y*s6))))));
 	    q = one+y*(r1+y*(r2+y*(r3+y*(r4+y*(r5+y*r6)))));
diff --git a/lib/msun/src/s_expm1.c b/lib/msun/src/s_expm1.c
index 3de7bfbc837a..f41c7e3e99c6 100644
--- a/lib/msun/src/s_expm1.c
+++ b/lib/msun/src/s_expm1.c
@@ -135,7 +135,6 @@ expm1(double x)
 
 	GET_HIGH_WORD(hx,x);
 	xsb = hx&0x80000000;		/* sign bit of x */
-	if(xsb==0) y=x; else y= -x;	/* y = |x| */
 	hx &= 0x7fffffff;		/* high word of |x| */
 
     /* filter out huge and non-finite argument */
diff --git a/lib/msun/src/s_expm1f.c b/lib/msun/src/s_expm1f.c
index 483472ce69b8..d7dd1b90c464 100644
--- a/lib/msun/src/s_expm1f.c
+++ b/lib/msun/src/s_expm1f.c
@@ -44,7 +44,6 @@ expm1f(float x)
 
 	GET_FLOAT_WORD(hx,x);
 	xsb = hx&0x80000000;		/* sign bit of x */
-	if(xsb==0) y=x; else y= -x;	/* y = |x| */
 	hx &= 0x7fffffff;		/* high word of |x| */
 
     /* filter out huge and non-finite argument */