[Bug libstdc++/28059] codecvt locale facet is broken (reproducible crash)

[rleigh at debian dot org]

------- Comment #24 from rleigh at debian dot org  2006-06-18 00:27 -------
../gcc-20060613/configure --enable-languages=c,c++
--prefix=/home/rleigh/gcc-test --enable-shared --with-system-zlib
--without-included-gettext --enable-threads=posix --enable-nls
--enable-__cxa_atexit  --enable-libstdcxx-debug

$ ./wide
terminate called after throwing an instance of 'std::runtime_error'
  what():  locale::facet::_S_create_c_locale name not valid
Aborted

#0  0x0fcf77c8 in kill () at ../string/bits/string2.h:998
#1  0x0fcf754c in *__GI_raise (sig=6) at
../linuxthreads/sysdeps/unix/sysv/linux/raise.c:32
#2  0x0fcf8e68 in *__GI_abort () at ../sysdeps/generic/abort.c:88
#3  0x0ffb273c in __gnu_cxx::__verbose_terminate_handler () at
../../../../gcc-20060613/libstdc++-v3/libsupc++/vterminate.cc:98
#4  0x0ffaf87c in __cxxabiv1::__terminate (handler=0) at
../../../../gcc-20060613/libstdc++-v3/libsupc++/eh_terminate.cc:43
#5  0x0ffaf8b8 in std::terminate () at
../../../../gcc-20060613/libstdc++-v3/libsupc++/eh_terminate.cc:53
#6  0x0ffafa20 in __cxa_throw (obj=<value optimized out>, tinfo=<value
optimized out>, dest=<value optimized out>)
    at ../../../../gcc-20060613/libstdc++-v3/libsupc++/eh_throw.cc:76
#7  0x0ff3a050 in std::__throw_runtime_error (__s=<value optimized out>) at
../../../../gcc-20060613/libstdc++-v3/src/functexcept.cc:84
#8  0x0ffadd64 in std::locale::facet::_S_create_c_locale (__cloc=<value
optimized out>, __s=<value optimized out>) at c++locale.cc:141
#9  0x0ff40154 in _Impl (this=0x10013080, __s=0x6 <Address 0x6 out of bounds>,
__refs=<value optimized out>)
    at ../../../../gcc-20060613/libstdc++-v3/src/localename.cc:185
#10 0x0ff41ac4 in locale (this=0x7fc83950, __s=<value optimized out>) at
../../../../gcc-20060613/libstdc++-v3/src/localename.cc:138
#11 0x100015e8 in main () at wide.cc:54

$ ./wide2
1
fffäß»
fffäß»

 ./wide3
fffäß»
1
fffäß»

Rebuilding libstdc++v3 with 'make CXXFLAGS="-O0 -g3"':

$ ./wide
terminate called after throwing an instance of 'std::runtime_error'
  what():  locale::facet::_S_create_c_locale name not valid
Aborted

(gdb) run
Starting program: /home/rleigh/wbug/wide
terminate called after throwing an instance of 'std::runtime_error'
  what():  locale::facet::_S_create_c_locale name not valid

Program received signal SIGABRT, Aborted.
0x0fcc57c8 in kill () at ../string/bits/string2.h:998
998     ../string/bits/string2.h: No such file or directory.
        in ../string/bits/string2.h
Current language:  auto; currently c
(gdb) bt
#0  0x0fcc57c8 in kill () at ../string/bits/string2.h:998
#1  0x0fcc554c in *__GI_raise (sig=6) at
../linuxthreads/sysdeps/unix/sysv/linux/raise.c:32
#2  0x0fcc6e68 in *__GI_abort () at ../sysdeps/generic/abort.c:88
#3  0x0ffaf7d4 in __gnu_cxx::__verbose_terminate_handler () at
../../../../gcc-20060613/libstdc++-v3/libsupc++/vterminate.cc:98
#4  0x0ffaa238 in __cxxabiv1::__terminate (handler=0xffaf5ac
<__gnu_cxx::__verbose_terminate_handler()>)
    at ../../../../gcc-20060613/libstdc++-v3/libsupc++/eh_terminate.cc:43
#5  0x0ffaa288 in std::terminate () at
../../../../gcc-20060613/libstdc++-v3/libsupc++/eh_terminate.cc:53
#6  0x0ffaa534 in __cxa_throw (obj=0x10013130, tinfo=0xffe2d58, dest=0xff1ea3c
<~runtime_error>)
    at ../../../../gcc-20060613/libstdc++-v3/libsupc++/eh_throw.cc:76
#7  0x0ff120e4 in std::__throw_runtime_error (__s=0xffb7e04
"locale::facet::_S_create_c_locale name not valid")
    at ../../../../gcc-20060613/libstdc++-v3/src/functexcept.cc:84
#8  0x0ffa7624 in std::locale::facet::_S_create_c_locale (__cloc=@0x7fd11824,
__s=0x1001306c "en_GB.UTF8") at c++locale.cc:141
#9  0x0ff1bda4 in _Impl (this=0x10013080, __s=0x1001306c "en_GB.UTF8",
__refs=1) at ../../../../gcc-20060613/libstdc++-v3/src/localename.cc:185
#10 0x0ff1de70 in locale (this=0x7fd11950, __s=0x10002364 "") at
../../../../gcc-20060613/libstdc++-v3/src/localename.cc:138
#11 0x10001748 in main () at wide.cc:54

$ ./wide2
1
fffäß»
fffäß»

$ ./wide3
fffäß»
1
fffäß»


Regards,
Roger


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28059