Import of pkgsrc-2016Q3

lang/spidermonkey17/patches/patch-js_src_jsmath.cpp

@@ -0,0 +1,15 @@
+$NetBSD: patch-js_src_jsmath.cpp,v 1.1 2016/05/20 18:45:22 youri Exp $
+
+Fix build on SunOS
+
+--- js/src/jsmath.cpp.orig	2013-02-11 22:33:22.000000000 +0000
++++ js/src/jsmath.cpp
+@@ -196,7 +196,7 @@ math_atan2_kernel(double x, double y)
+ 
+ #if defined(SOLARIS) && defined(__GNUC__)
+     if (x == 0) {
+-        if (MOZ_DOUBLE_IS_NEGZERO(y))
++        if (MOZ_DOUBLE_IS_NEGATIVE_ZERO(y))
+             return js_copysign(M_PI, x);
+         if (y == 0)
+             return x;