math: s/MinFloat/SmallestNonzeroFloat/

R=r, gri
CC=golang-dev
https://golang.org/cl/3547042

diff --git a/src/pkg/math/all_test.go b/src/pkg/math/all_test.go
index 03d9fe8cda3e6c458df8eb3ebe9a2e3a4c7c0ee1..6033d37e32488747a7fe963af9b803eabcef9452 100644 (file)
--- a/src/pkg/math/all_test.go
+++ b/src/pkg/math/all_test.go
@@ -2263,9 +2263,9 @@ type floatTest struct {
 
 var floatTests = []floatTest{
        {float64(MaxFloat64), "MaxFloat64", "1.7976931348623157e+308"},
-       {float64(MinFloat64), "MinFloat64", "5e-324"},
+       {float64(SmallestNonzeroFloat64), "SmallestNonzeroFloat64", "5e-324"},
        {float32(MaxFloat32), "MaxFloat32", "3.4028235e+38"},
-       {float32(MinFloat32), "MinFloat32", "1e-45"},
+       {float32(SmallestNonzeroFloat32), "SmallestNonzeroFloat32", "1e-45"},
 }
 
 func TestFloatMinMax(t *testing.T) {

diff --git a/src/pkg/math/const.go b/src/pkg/math/const.go
index 6a78d00a038c0485fcf856076cc6a9b5f1ecee80..b53527a4f397c90374c1d5982f6acb5af9cb90b6 100644 (file)
--- a/src/pkg/math/const.go
+++ b/src/pkg/math/const.go
@@ -25,13 +25,13 @@ const (
 
 // Floating-point limit values.
 // Max is the largest finite value representable by the type.
-// Min is the smallest nonzero value representable by the type.
+// SmallestNonzero is the smallest positive, non-zero value representable by the type.
 const (
-       MaxFloat32 = 3.40282346638528859811704183484516925440e+38  /* 2**127 * (2**24 - 1) / 2**23 */
-       MinFloat32 = 1.401298464324817070923729583289916131280e-45 /* 1 / 2**(127 - 1 + 23) */
+       MaxFloat32             = 3.40282346638528859811704183484516925440e+38  /* 2**127 * (2**24 - 1) / 2**23 */
+       SmallestNonzeroFloat32 = 1.401298464324817070923729583289916131280e-45 /* 1 / 2**(127 - 1 + 23) */
 
-       MaxFloat64 = 1.797693134862315708145274237317043567981e+308 /* 2**1023 * (2**53 - 1) / 2**52 */
-       MinFloat64 = 4.940656458412465441765687928682213723651e-324 /* 1 / 2**(1023 - 1 + 52) */
+       MaxFloat64             = 1.797693134862315708145274237317043567981e+308 /* 2**1023 * (2**53 - 1) / 2**52 */
+       SmallestNonzeroFloat64 = 4.940656458412465441765687928682213723651e-324 /* 1 / 2**(1023 - 1 + 52) */
 )
 
 // Integer limit values.