I came across this while investigating (most likely) a related problem in
Apache stdcxx. Btw., I suspect the bg_BG locale is incorrect in defining
thousands_sep to NUL and filed
http://sources.redhat.com/bugzilla/show_bug.cgi?id=5599
$ cat t.cpp && g++ -dumpversion && g++ t.cpp && LC_NUMERIC=bg_BG locale -ck
LC_NUMERIC && ./a.out bg_BG | od -c
#include <cassert>
#include <clocale>
#include <cstdio>
#include <locale>
#include <string>
int main (int argc, char *argv[])
{
const char* const name = 1 < argc ? argv [1] : "bg_BG";
const std::locale bg (name);
const std::numpunct<char> &np =
std::use_facet<std::numpunct<char> >(bg);
const char ts = np.thousands_sep ();
const std::string grp = np.grouping ();
std::setlocale (LC_ALL, name);
const lconv* const pconv = std::localeconv ();
std::printf ("'\\x%02x' == '\\x%02x'\n", ts, *pconv->thousands_sep);
std::printf ("\"%s\" == \"%s\"\n", grp.c_str (), pconv->grouping);
assert (ts == *pconv->thousands_sep);
assert (grp == pconv->grouping);
}
4.1.2
LC_NUMERIC
decimal_point=","
thousands_sep=""
grouping=3;3
numeric-decimal-point-wc=44
numeric-thousands-sep-wc=0
numeric-codeset="CP1251"
a.out: t.cpp:26: int main(int, char**): Assertion `grp == pconv->grouping'
failed.
0000000 ' \ x 0 0 ' = = ' \ x 0 0 '
0000020 \n " " = = " 003 003 " \n
0000034
--
Summary: numpunct::grouping() doesn't match libc value for
Bulgarian (bg_BG) locale
Product: gcc
Version: 4.1.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: libstdc++
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: sebor at roguewave dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34733
