libgo: Remove Solaris 8 & 9 support.

From Rainer Orth.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@209448 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 0 insertions, 10 deletions

diff --git a/libgo/go/math/ldexp.go b/libgo/go/math/ldexp.go
index 4c63edd7319..2898f5dd498 100644
--- a/libgo/go/math/ldexp.go
+++ b/libgo/go/math/ldexp.go
@@ -17,16 +17,6 @@ func libc_ldexp(float64, int) float64
 
 func Ldexp(frac float64, exp int) float64 {
 	r := libc_ldexp(frac, exp)
-
-	// Work around a bug in the implementation of ldexp on Solaris
-	// 9.  If multiplying a negative number by 2 raised to a
-	// negative exponent underflows, we want to return negative
-	// zero, but the Solaris 9 implementation returns positive
-	// zero.  This workaround can be removed when and if we no
-	// longer care about Solaris 9.
-	if r == 0 && frac < 0 && exp < 0 {
-		r = Copysign(0, frac)
-	}
 	return r
 }