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[PATCH] Print sign of NaN values to nano-vfprintf.
- From: Kumar Gala <kumar dot gala at linaro dot org>
- To: newlib at sourceware dot org
- Cc: Kumar Gala <kumar dot gala at linaro dot org>
- Date: Thu, 12 Jul 2018 13:13:53 -0500
- Subject: [PATCH] Print sign of NaN values to nano-vfprintf.
Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
---
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 98893e97b..071a09edc 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";
else
--
2.14.4