gas: avoid spurious failures in non-ELF targets in the SPARC testsuite.

[deliverable/binutils-gdb.git] / libiberty / floatformat.c

diff --git a/libiberty/floatformat.c b/libiberty/floatformat.c
index 789fa05777dd3dc36b799e17cad1b91a228062ef..9190e1469d9fdf4587a5ed600197489a684148d9 100644 (file)
--- a/libiberty/floatformat.c
+++ b/libiberty/floatformat.c
@@ -1,5 +1,5 @@
 /* IEEE floating point support routines, for GDB, the GNU Debugger.
-   Copyright 1991, 1994, 1999, 2000, 2003, 2005, 2006, 2010, 2012
+   Copyright 1991, 1994, 1999, 2000, 2003, 2005, 2006, 2010, 2012, 2015
    Free Software Foundation, Inc.
 
 This file is part of GDB.
@@ -19,7 +19,9 @@ along with this program; if not, write to the Free Software
 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
 
 /* This is needed to pick up the NAN macro on some systems.  */
+#ifndef _GNU_SOURCE
 #define _GNU_SOURCE
+#endif
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"