incorrect print -1 using %hhd
Andrew.Rybchenko at oktetlabs.ru
Wed Mar 28 06:38:12 UTC 2012
On 03/28/2012 02:36 AM, Michael Deutschmann wrote:
> On Tue, 27 Mar 2012, Mike Frysinger wrote:
>> On Tuesday 27 March 2012 10:28:29 Andrew Rybchenko wrote:
>>> Is it known issue that uClibc 0.9.32 incorrectly prints -1 using
>>> %hhd (and %hhi) specifier? The following program:
>> please file a bug
> No need, this is bug #1783.
> It was closed as fixed-in-the-next-release when I reported it against
> 0.9.31, but somehow the fix hasn't percolated into any release version of
> uClibc yet.
> The fix is really simple. Just change the cast from "(char)" to "(signed
> char)" in libc/stdio/_load_inttype.c . The bug was introduced not by any
> change in the sourcecode itself, but because the Makefiles started
> specifying -funsigned-char everywhere.
thanks a lot for reference to the bug and explanations.
I can confirm that described patch works for me.
> ---- Michael Deutschmann<michael at talamasca.ocis.net>
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> uClibc at uclibc.org
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