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Re: [rganesan@myrealbox.com] libc/1632: towupper() segfaults after call to set locale
- To: "H . J . Lu" <hjl at lucon dot org>
- Subject: Re: [rganesan@myrealbox.com] libc/1632: towupper() segfaults after call to set locale
- From: Andreas Jaeger <aj at suse dot de>
- Date: 07 Mar 2000 17:41:50 +0100
- Cc: libc-alpha Mailinglist <libc-alpha at sourceware dot cygnus dot com>, rganesan at myrealbox dot com
- References: <u87lfe3i07.fsf@gromit.rhein-neckar.de> <20000307082931.A31552@lucon.org>
>>>>> H J Lu writes:
HJ> On Tue, Mar 07, 2000 at 04:41:12PM +0100, Andreas Jaeger wrote:
>>
>> Hi glibc folks,
>>
>> We've received the appended bug report. I can reproduce the problem
>> after clearing my environment from LANG and LC_ALL.
>>
>> Here's an output from gdb:
>>
>> Program received signal SIGSEGV, Segmentation fault.
>> 0x400c3ff5 in towupper (wc=65) at wcfuncs.c:97
>> 97 return (wint_t) __ctype32_toupper[idx];
>> (gdb) p __ctype32_toupper
>> $1 = (__int32_t *) 0x0
>>
>> Btw. towlower works fine.
>>
HJ> It is a typo. Here is a patch. We should check all the locale
HJ> initializations for things like that.
I'll do that now.
HJ> H.J.
HJ> ---
HJ> 2000-03-07 H.J. Lu <hjl@gnu.org>
HJ> * locale/C-ctype.c (_nl_C_LC_CTYPE): Fix the initializer order
HJ> for _NL_CTYPE_TOXXXER32_EX.
Thanks. The patch is obviously correct and does fix the problem.
Andreas
--
Andreas Jaeger
SuSE Labs aj@suse.de
private aj@arthur.rhein-neckar.de