Set the negative sign bit for double -0.0

sodabrew · sodabrew · commit 4bb4fab3497c · 2016-11-11T12:15:08.000-08:00
diff --git a/tests/041.phpt b/tests/041.phpt
@@ -42,6 +42,6 @@ float(0)
 cb0000000000000000
 
 double -0.0:
-float(0)
-float(0)
-cb0000000000000000
+float(-0)
+float(-0)
+cb8000000000000000
