[Rd] R crashes on sprintf with bad format specification (PR#13285)

[seth at userprimary.net]

* On 2008-11-13 at 18:51 -0500 Duncan Murdoch wrote:
> On 12/11/2008 8:30 PM, ocheyett at bonddesk.com wrote:
>> Full_Name: Oren Cheyette
>> Version: 2.7.2
>> OS: Win XP
>> Submission from: (NULL) (64.161.123.194)
>>
>>
>> Enter the following at the R command prompt:
>>> sprintf("A %S %S %S XYZ", 1, 1, 1);
>>
>> Note the erroneous capitalized %S instead of %s and the numeric inputs instead
>> of strings. With strings there's no crash - R reports bad format
>> specifications.
>
> 2.7.2 is obsolete, but I can confirm a crash on Windows with a recent 
> R-devel.

Can confirm as well on OSX with a fairly recent R-devel.

(gdb) bt 10
#0  0x9575e299 in _UTF8_wcsnrtombs ()
#1  0x957bb3a0 in wcsrtombs_l ()
#2  0x956ebc1e in __vfprintf ()
#3  0x95711e66 in sprintf ()
#4  0x00492bb8 in do_sprintf (call=0x10cb470, op=0x1018924, args=<value temporarily unavailable, due to optimizations>, env=0x10a40b0) at ../../../../R-devel-all/src/main/sprintf.c:179
#5  0x003fe1af in do_internal (call=0x10cb4a8, op=0x100fc38, args=0x10a40e8, env=0x10a40b0) at ../../../../R-devel-all/src/main/names.c:1140

+ seth

-- 
Seth Falcon | http://userprimary.net/user/