Fix *printf result for NaN, Inf, -0.0 on mingw.

[gnulib.git] / doc / functions / printf.texi

diff --git a/doc/functions/printf.texi b/doc/functions/printf.texi
index 741e197..57fe9e3 100644 (file)
--- a/doc/functions/printf.texi
+++ b/doc/functions/printf.texi
@@ -13,6 +13,10 @@ This function does not support size specifiers as in C99 (@code{hh}, @code{ll},
 @code{j}, @code{t}, @code{z}) on some platforms:
 AIX 5.1, HP-UX 11.23, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin 2006, mingw, BeOS.
 @item
+printf @code{"%f"}, @code{"%e"}, @code{"%g"} of Infinity and NaN yields an
+incorrect result on some platforms:
+mingw.
+@item
 printf of @samp{long double} numbers is unsupported on some platforms:
 mingw, BeOS.
 @item