From: Bruno Haible <bruno@clisp.org>
Date: Sat, 10 Mar 2012 15:07:42 +0000 (+0100)
Subject: isnanf-nolibm: Make it work on IRIX 6.5 with cc.
X-Git-Tag: v0.1~880
X-Git-Url: http://erislabs.net/gitweb/?p=gnulib.git;a=commitdiff_plain;h=ce930bba89ee4fda2c8c1c32f9ddee02a94f4f99

isnanf-nolibm: Make it work on IRIX 6.5 with cc.

* lib/isnanf-nolibm.h [IRIX]: Include <ieeefp.h>.
---

diff --git a/ChangeLog b/ChangeLog
index ef956bdcd..37268eee4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2012-03-10  Bruno Haible  <bruno@clisp.org>
 
+	isnanf-nolibm: Make it work on IRIX 6.5 with cc.
+	* lib/isnanf-nolibm.h [IRIX]: Include <ieeefp.h>.
+
+2012-03-10  Bruno Haible  <bruno@clisp.org>
+
 	logf-ieee: Work around test failure on NetBSD 5.1.
 	* m4/logf-ieee.m4: New file.
 	* m4/logf.m4 (gl_FUNC_LOGF): If gl_FUNC_LOGF_IEEE is present, test
diff --git a/lib/isnanf-nolibm.h b/lib/isnanf-nolibm.h
index 52703870a..17b3dea14 100644
--- a/lib/isnanf-nolibm.h
+++ b/lib/isnanf-nolibm.h
@@ -24,6 +24,11 @@
 # elif defined isnan
 #  undef isnanf
 #  define isnanf(x) isnan ((float)(x))
+# else
+   /* Get declaration of isnanf(), if not declared in <math.h>.  */
+#  if defined __sgi
+#   include <ieeefp.h>
+#  endif
 # endif
 #else
 /* Test whether X is a NaN.  */