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From: Corinna Vinschen <>
Subject: [newlib-cygwin] Print sign of NaN values to nano-vfprintf.
Date: Tue, 17 Jul 2018 12:42:00 -0000	[thread overview]
Message-ID: <> (raw);h=6d7e0b337c16421a460ab0594db67bdecb377c67

commit 6d7e0b337c16421a460ab0594db67bdecb377c67
Author: Kumar Gala <>
Date:   Thu Jul 12 13:13:53 2018 -0500

    Print sign of NaN values to nano-vfprintf.
    Signed-off-by: Kumar Gala <>

 newlib/libc/stdio/nano-vfprintf_float.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/newlib/libc/stdio/nano-vfprintf_float.c b/newlib/libc/stdio/nano-vfprintf_float.c
index 98893e9..071a09e 100644
--- a/newlib/libc/stdio/nano-vfprintf_float.c
+++ b/newlib/libc/stdio/nano-vfprintf_float.c
@@ -213,6 +213,8 @@ _printf_float (struct _reent *data,
   if (isnan (_fpvalue))
+      if (_fpvalue < 0)
+	pdata->l_buf[0] = '-';
       if (code <= 'G')		/* 'A', 'E', 'F', or 'G'.  */
 	cp = "NAN";

                 reply	other threads:[~2018-07-17 12:42 UTC|newest]

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