about summary refs log tree commit diff
path: root/src/math/sqrt.c
diff options
context:
space:
mode:
authornsz <nsz@port70.net>2012-03-19 23:41:19 +0100
committernsz <nsz@port70.net>2012-03-19 23:41:19 +0100
commit0cbb65479147ecdaa664e88cc2a5a925f3de502f (patch)
tree7b6dc53fcec6497d55746d3cc47f167a20b7aa57 /src/math/sqrt.c
parentb03255af77776703c8d48819e824d09f6f54ba86 (diff)
downloadmusl-0cbb65479147ecdaa664e88cc2a5a925f3de502f.tar.gz
musl-0cbb65479147ecdaa664e88cc2a5a925f3de502f.tar.xz
musl-0cbb65479147ecdaa664e88cc2a5a925f3de502f.zip
code cleanup of named constants
zero, one, two, half are replaced by const literals
The policy was to use the f suffix for float consts (1.0f),
but don't use suffix for long double consts (these consts
can be exactly represented as double).
Diffstat (limited to 'src/math/sqrt.c')
-rw-r--r--src/math/sqrt.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/math/sqrt.c b/src/math/sqrt.c
index 2ebd022b..b2775673 100644
--- a/src/math/sqrt.c
+++ b/src/math/sqrt.c
@@ -78,7 +78,7 @@
 
 #include "libm.h"
 
-static const double one = 1.0, tiny = 1.0e-300;
+static const double tiny = 1.0e-300;
 
 double sqrt(double x)
 {
@@ -161,13 +161,13 @@ double sqrt(double x)
 
 	/* use floating add to find out rounding direction */
 	if ((ix0|ix1) != 0) {
-		z = one - tiny; /* raise inexact flag */
-		if (z >= one) {
-			z = one + tiny;
+		z = 1.0 - tiny; /* raise inexact flag */
+		if (z >= 1.0) {
+			z = 1.0 + tiny;
 			if (q1 == (uint32_t)0xffffffff) {
 				q1 = 0;
 				q++;
-			} else if (z > one) {
+			} else if (z > 1.0) {
 				if (q1 == (uint32_t)0xfffffffe)
 					q++;
 				q1 += 2;