When using GCC and libstdc++ supports C99 macros, use isnan from

namespace std.

2 files changed, 26 insertions, 0 deletions

diff --git a/math/blitz++/patches/patch-ab b/math/blitz++/patches/patch-ab
new file mode 100644
index 00000000000..cf7463180f6
--- /dev/null
+++ b/math/blitz++/patches/patch-ab
@@ -0,0 +1,13 @@
+$NetBSD: patch-ab,v 1.3 2006/02/02 14:10:45 joerg Exp $
+
+--- blitz/funcs.h.orig	2006-02-02 14:05:27.000000000 +0000
++++ blitz/funcs.h
+@@ -583,6 +583,8 @@ struct Fn_isnan {
+         // Some platforms define isnan as a macro, which causes the
+         // BZ_IEEEMATHFN_SCOPE macro to break.
+         return isnan(a); 
++#elif defined(_GLIBCXX_USE_C99_MATH) && !defined(_GLIBCXX_USE_C99_FP_MACROS_DYNAMIC)
++        return BZ_MATHFN_SCOPE(isnan)(a);
+ #else
+         return BZ_IEEEMATHFN_SCOPE(isnan)(a);
+ #endif
diff --git a/math/blitz++/patches/patch-ac b/math/blitz++/patches/patch-ac
new file mode 100644
index 00000000000..f401e942d7a
--- /dev/null
+++ b/math/blitz++/patches/patch-ac
@@ -0,0 +1,13 @@
+$NetBSD: patch-ac,v 1.3 2006/02/02 14:10:45 joerg Exp $
+
+--- blitz/mathfunc.h.orig	2006-02-02 14:06:44.000000000 +0000
++++ blitz/mathfunc.h
+@@ -1545,6 +1545,8 @@ public:
+         // Some platforms define isnan as a macro, which causes the
+         // BZ_IEEEMATHFN_SCOPE macro to break.
+         return isnan(x);
++#elif defined(_GLIBCXX_USE_C99_MATH) && !defined(_GLIBCXX_USE_C99_FP_MACROS_DYNAMIC)
++	return BZ_MATHFN_SCOPE(isnan)(x);
+ #else
+         return BZ_IEEEMATHFN_SCOPE(isnan)(x);
+ #endif