From 9ce3f7e5d3e94dbe814dbe1d2212064cb9084014 Mon Sep 17 00:00:00 2001
From: DJ Delorie <dj@redhat.com>
Date: Tue, 22 Jan 2002 15:03:29 -0500
Subject: Makefile.in (TESTLIB): New.

* Makefile.in (TESTLIB): New.  This library is for future
testsuites.
(CFILES, REQUIRED_OFILES, CONFIGURED_OFILES): Re-alphabetize,
break down by letter.
(REQUIRED_OFILES): List long-to-compile files first.
(maint-deps): New, target for updating dependencies.
(dependencies): Update.
* maint-tool: Add dependency-generating option.
* configure.in: Check for _doprnt even if we're not providing it.
* configure: Regenerate.

* _doprnt.c: Modifications to allow compiling on any platform.
* copysign.c: Likewise.
* putenv.c: Likewise.
* setenv.c: Likewise.
* vsprintf.c: Likewise.

From-SVN: r49090
---
 libiberty/copysign.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'libiberty/copysign.c')

diff --git a/libiberty/copysign.c b/libiberty/copysign.c
index 0b5f8c3..5c48a54 100644
--- a/libiberty/copysign.c
+++ b/libiberty/copysign.c
@@ -129,6 +129,7 @@ typedef union
 } __ieee_float_shape_type;
 #endif
 
+#if defined(__IEEE_BIG_ENDIAN) || defined(__IEEE_LITTLE_ENDIAN)
 
 double DEFUN(copysign, (x, y), double x AND double y)
 {
@@ -138,3 +139,14 @@ double DEFUN(copysign, (x, y), double x AND double y)
   a.number.sign =b.number.sign;
   return a.value;
 }
+
+#else
+
+double DEFUN(copysign, (x, y), double x AND double y)
+{
+  if ((x < 0 && y > 0) || (x > 0 && y < 0))
+    return -x;
+  return x;
+}
+
+#endif
-- 
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