This is the mail archive of the
cygwin-apps@cygwin.com
mailing list for the Cygwin project.
2.95.3-10 streams cause seg-fault
- From: "William A. Hoffman" <billlist at nycap dot rr dot com>
- To: cygwin-apps at cygwin dot com
- Date: Fri, 03 Oct 2003 11:11:48 -0400
- Subject: 2.95.3-10 streams cause seg-fault
The following program crashes when compiled with g++-2:
---------start cyggcc295bug.cxx-------
#include <fstream>
int main()
{
char buffer[1024];
std::ifstream fin("./cyggcc295bug.cxx");
if(fin)
{
fin.getline(buffer, 10); // Running a.exe crashes here.
return 0;
}
return 1;
}
---------end cyggcc295bug.cxx-------
If you save the above program into g++-2 cyggcc295bug.cxx
Then try this:
g++-2 cyggcc295bug.cxx
./a.exe
(seg fault)
g++ cyggcc295bug.cxx
./a.exe
(works)
It works when compiled with g++ (which is g++ 3.3.1)
There seem to be several reports of this bug :
http://www.cygwin.com/ml/cygwin/2003-09/msg01533.html
http://www.cygwin.com/ml/cygwin/2003-09/msg01831.html
http://www.cygwin.com/ml/cygwin/2003-09/msg00994.html
However, it has been suggested that the posters use the newer g++ (3.3).
I acknowledge that it works with the 3.3.1 compiler.
However, there are reasons to use gcc 2.95 based compilers.
Here is the output of cygcheck -svr:
Cygwin Win95/NT Configuration Diagnostics
Current System Time: Fri Oct 03 11:01:02 2003
Windows XP Professional Ver 5.1 Build 2600 Service Pack 1
Path: C:\cygwin\usr\local\bin
C:\cygwin\bin
C:\cygwin\bin
C:\cygwin\usr\sbin
C:\cygwin\sbin
c:\WINDOWS\system32
c:\WINDOWS
c:\WINDOWS\System32\Wbem
c:\Program Files\Common Files\Adaptec Shared\System
Output from C:\cygwin\bin\id.exe (nontsec)
UID: 11140(kingb) GID: 513(None)
513(None)
Output from C:\cygwin\bin\id.exe (ntsec)
UID: 11140(kingb) GID: 513(None)
547(Power Users) 545(Users)
10545(mkgroup_l_d)
SysDir: C:\WINDOWS\System32
WinDir: C:\WINDOWS
CYGWIN = `ntsec tty'
HOME = `C:\cygwin\home\kingb'
MAKE_MODE = `unix'
PWD = `/c/Brad/Programs/CMake-gcc-2'
USER = `kingb'
ALLUSERSPROFILE = `C:\Documents and Settings\All Users'
APPDATA = `C:\Documents and Settings\kingb\Application Data'
BLOCKER_FOR_ZPROFILE = `1'
BLOCKER_FOR_ZSHENV = `1'
BOOST_ROOT = `c:/Brad/Programs/Boost'
CC = `gcc-2'
CFLAGS = `-g -Wall -W'
COLORFGBG = `15;default;0'
COLORTERM = `rxvt-xpm'
COMMONPROGRAMFILES = `C:\Program Files\Common Files'
COMPUTERNAME = `MOONGLOW'
COMSPEC = `C:\WINDOWS\system32\cmd.exe'
CVS_RSH = `ssh'
CXX = `g++-2'
CXXFLAGS = `-g -Wall -W -Woverloaded-virtual -Wunused'
DISPLAY = `:0'
HISTFILE = `/home/kingb/.zsh_history'
HISTSIZE = `10000'
HOMEDRIVE = `C:'
HOMEPATH = `\Documents and Settings\kingb'
INCLUDE = `C:\Program Files\Microsoft Visual Studio .NET 2003\SDK\v1.1\include\;C:\Program Files\Microsoft Visual Studio .NET\FrameworkSDK\include\'
LESS = `--LONG-PROMPT --chop-long-lines --ignore-case'
LESSCHARSET = `latin1'
LIB = `C:\Program Files\Microsoft Visual Studio .NET 2003\SDK\v1.1\Lib\;C:\Program Files\Microsoft Visual Studio .NET\FrameworkSDK\Lib\'
LOGNAME = `KINGB'
LOGONSERVER = `\\TRIPOINT'
LS_OPTIONS = `--literal --file-type --color=auto --tabsize=0'
MANPATH = `:/usr/ssl/man'
MANWIDTH = `80'
NUMBER_OF_PROCESSORS = `1'
OLDPWD = `/c/Brad/Programs'
OS = `Windows_NT'
PARAVIEW_SETUP_SCRIPT = `. ~/Setup/paraview_env.sh'
PATHEXT = `.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.tcl'
PROCESSOR_ARCHITECTURE = `x86'
PROCESSOR_IDENTIFIER = `x86 Family 15 Model 2 Stepping 4, GenuineIntel'
PROCESSOR_LEVEL = `15'
PROCESSOR_REVISION = `0204'
PROGRAMFILES = `C:\Program Files'
PS1 = `(%n@%m)[%h] %~ %% '
PYTHON_ROOT = `c:/Python22'
PYTHON_VERSION = `2.2'
SAVEHIST = `10000'
SESSIONNAME = `Console'
SHELL = `/bin/zsh'
SHLVL = `1'
SYSTEMDRIVE = `C:'
SYSTEMROOT = `C:\WINDOWS'
TEMP = `c:\DOCUME~1\kingb\LOCALS~1\Temp'
TERM = `xterm'
TMP = `c:\DOCUME~1\kingb\LOCALS~1\Temp'
TZ = `EST5EST4,M4.1.0/2,M10.5.0/2'
USERDNSDOMAIN = `KITWAREIN.COM'
USERDOMAIN = `KITWAREIN'
USERNAME = `KINGB'
USERPROFILE = `C:\Documents and Settings\kingb'
VS71COMNTOOLS = `C:\Program Files\Microsoft Visual Studio .NET 2003\Common7\Tools\'
VSCOMNTOOLS = `"C:\Program Files\Microsoft Visual Studio .NET\Common7\Tools\"'
WINDIR = `C:\WINDOWS'
WINDOWID = `168048080'
WINDOWMANAGER = `blackbox'
_ = `/usr/bin/cygcheck'
HKEY_CURRENT_USER\Software\Cygnus Solutions
HKEY_CURRENT_USER\Software\Cygnus Solutions\Cygwin
HKEY_CURRENT_USER\Software\Cygnus Solutions\Cygwin\mounts v2
HKEY_CURRENT_USER\Software\Cygnus Solutions\Cygwin\Program Options
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2
(default) = `/cygdrive'
cygdrive flags = 0x00000020
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2\/
(default) = `C:\cygwin'
flags = 0x00000008
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2\/usr/bin
(default) = `C:\cygwin/bin'
flags = 0x00000008
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2\/usr/lib
(default) = `C:\cygwin/lib'
flags = 0x00000008
HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\Program Options
c: hd NTFS 57192Mb 87% CP CS UN PA FC
d: cd CDFS 544Mb 100% CS DN600ENU2
e: cd N/A N/A
C:\cygwin / system textmode
C:\cygwin/bin /usr/bin system textmode
C:\cygwin/lib /usr/lib system textmode
. /cygdrive system textmode,cygdrive
Found: C:\cygwin\bin\awk.exe
Found: C:\cygwin\bin\bash.exe
Found: C:\cygwin\bin\cat.exe
Found: C:\cygwin\bin\cp.exe
Found: C:\cygwin\bin\cpp.exe
Found: C:\cygwin\bin\find.exe
Found: C:\cygwin\bin\gcc.exe
Found: C:\cygwin\bin\gdb.exe
Found: C:\cygwin\bin\grep.exe
Found: C:\cygwin\bin\ld.exe
Found: C:\cygwin\bin\ls.exe
Found: C:\cygwin\bin\make.exe
Found: C:\cygwin\bin\mv.exe
Found: C:\cygwin\bin\rm.exe
Found: C:\cygwin\bin\sed.exe
Found: C:\cygwin\bin\sh.exe
Found: C:\cygwin\bin\tar.exe
61k 2003/08/09 C:\cygwin\bin\cygbz2-1.dll - os=4.0 img=1.0 sys=4.0
"cygbz2-1.dll" v0.0 ts=2003/8/9 2:35
842k 2003/09/30 C:\cygwin\bin\cygcrypto-0.9.7.dll - os=4.0 img=1.0 sys=4.0
"cygcrypto-0.9.7.dll" v0.0 ts=2003/9/30 12:49
645k 2003/04/11 C:\cygwin\bin\cygcrypto.dll - os=4.0 img=1.0 sys=4.0
"cygcrypto.dll" v0.0 ts=2003/4/11 6:37
380k 2002/07/24 C:\cygwin\bin\cygdb-3.1.dll - os=4.0 img=1.0 sys=4.0
"cygdb-3.1.dll" v0.0 ts=2002/7/24 12:24
487k 2002/07/24 C:\cygwin\bin\cygdb_cxx-3.1.dll - os=4.0 img=1.0 sys=4.0
"cygdb_cxx-3.1.dll" v0.0 ts=2002/7/24 12:25
132k 2003/07/12 C:\cygwin\bin\cygexpat-0.dll - os=4.0 img=1.0 sys=4.0
"cygexpat-0.dll" v0.0 ts=2003/7/12 7:33
45k 2001/04/25 C:\cygwin\bin\cygform5.dll - os=4.0 img=1.0 sys=4.0
"cygform5.dll" v0.0 ts=2001/4/25 1:28
35k 2002/01/09 C:\cygwin\bin\cygform6.dll - os=4.0 img=1.0 sys=4.0
"cygform6.dll" v0.0 ts=2002/1/9 1:03
48k 2003/08/09 C:\cygwin\bin\cygform7.dll - os=4.0 img=1.0 sys=4.0
"cygform7.dll" v0.0 ts=2003/8/9 5:25
28k 2003/07/20 C:\cygwin\bin\cyggdbm-3.dll - os=4.0 img=1.0 sys=4.0
"cyggdbm-3.dll" v0.0 ts=2003/7/20 3:58
30k 2003/08/11 C:\cygwin\bin\cyggdbm-4.dll - os=4.0 img=1.0 sys=4.0
"cyggdbm-4.dll" v0.0 ts=2003/8/10 22:12
19k 2003/03/22 C:\cygwin\bin\cyggdbm.dll - os=4.0 img=1.0 sys=4.0
"cyggdbm.dll" v0.0 ts=2002/2/19 22:05
15k 2003/07/20 C:\cygwin\bin\cyggdbm_compat-3.dll - os=4.0 img=1.0 sys=4.0
"cyggdbm_compat-3.dll" v0.0 ts=2003/7/20 4:00
15k 2003/08/11 C:\cygwin\bin\cyggdbm_compat-4.dll - os=4.0 img=1.0 sys=4.0
"cyggdbm_compat-4.dll" v0.0 ts=2003/8/10 22:13
69k 2003/08/10 C:\cygwin\bin\cyggettextlib-0-12-1.dll - os=4.0 img=1.0 sys=4.0
"cyggettextlib-0-12-1.dll" v0.0 ts=2003/8/10 18:10
12k 2003/08/10 C:\cygwin\bin\cyggettextpo-0.dll - os=4.0 img=1.0 sys=4.0
"cyggettextpo-0.dll" v0.0 ts=2003/8/10 18:11
134k 2003/08/10 C:\cygwin\bin\cyggettextsrc-0-12-1.dll - os=4.0 img=1.0 sys=4.0
"cyggettextsrc-0-12-1.dll" v0.0 ts=2003/8/10 18:10
17k 2001/06/28 C:\cygwin\bin\cyghistory4.dll - os=4.0 img=1.0 sys=4.0
"cyghistory4.dll" v0.0 ts=2001/1/6 23:34
29k 2003/08/10 C:\cygwin\bin\cyghistory5.dll - os=4.0 img=1.0 sys=4.0
"cyghistory5.dll" v0.0 ts=2003/8/10 19:16
958k 2003/08/10 C:\cygwin\bin\cygiconv-2.dll - os=4.0 img=1.0 sys=4.0
"cygiconv-2.dll" v0.0 ts=2003/8/10 16:57
22k 2001/12/13 C:\cygwin\bin\cygintl-1.dll - os=4.0 img=1.0 sys=4.0
"cygintl-1.dll" v0.0 ts=2001/12/13 4:28
37k 2003/08/10 C:\cygwin\bin\cygintl-2.dll - os=4.0 img=1.0 sys=4.0
"cygintl-2.dll" v0.0 ts=2003/8/10 17:50
26k 2001/04/25 C:\cygwin\bin\cygmenu5.dll - os=4.0 img=1.0 sys=4.0
"cygmenu5.dll" v0.0 ts=2001/4/25 1:27
20k 2002/01/09 C:\cygwin\bin\cygmenu6.dll - os=4.0 img=1.0 sys=4.0
"cygmenu6.dll" v0.0 ts=2002/1/9 1:03
29k 2003/08/09 C:\cygwin\bin\cygmenu7.dll - os=4.0 img=1.0 sys=4.0
"cygmenu7.dll" v0.0 ts=2003/8/9 5:25
156k 2001/04/25 C:\cygwin\bin\cygncurses++5.dll - os=4.0 img=1.0 sys=4.0
"cygncurses++5.dll" v0.0 ts=2001/4/25 1:29
175k 2002/01/09 C:\cygwin\bin\cygncurses++6.dll - os=4.0 img=1.0 sys=4.0
"cygncurses++6.dll" v0.0 ts=2002/1/9 1:03
226k 2001/04/25 C:\cygwin\bin\cygncurses5.dll - os=4.0 img=1.0 sys=4.0
"cygncurses5.dll" v0.0 ts=2001/4/25 1:17
202k 2002/01/09 C:\cygwin\bin\cygncurses6.dll - os=4.0 img=1.0 sys=4.0
"cygncurses6.dll" v0.0 ts=2002/1/9 1:03
224k 2003/08/09 C:\cygwin\bin\cygncurses7.dll - os=4.0 img=1.0 sys=4.0
"cygncurses7.dll" v0.0 ts=2003/8/9 5:24
15k 2001/04/25 C:\cygwin\bin\cygpanel5.dll - os=4.0 img=1.0 sys=4.0
"cygpanel5.dll" v0.0 ts=2001/4/25 1:27
12k 2002/01/09 C:\cygwin\bin\cygpanel6.dll - os=4.0 img=1.0 sys=4.0
"cygpanel6.dll" v0.0 ts=2002/1/9 1:03
19k 2003/08/09 C:\cygwin\bin\cygpanel7.dll - os=4.0 img=1.0 sys=4.0
"cygpanel7.dll" v0.0 ts=2003/8/9 5:24
67k 2003/09/10 C:\cygwin\bin\cygpcre-0.dll - os=4.0 img=1.0 sys=4.0
"cygpcre-0.dll" v0.0 ts=2003/9/10 10:25
63k 2003/04/11 C:\cygwin\bin\cygpcre.dll - os=4.0 img=1.0 sys=4.0
"cygpcre.dll" v0.0 ts=2003/4/11 4:31
15k 2003/09/10 C:\cygwin\bin\cygpcreposix-0.dll - os=4.0 img=1.0 sys=4.0
"cygpcreposix-0.dll" v0.0 ts=2003/9/10 10:25
61k 2003/04/11 C:\cygwin\bin\cygpcreposix.dll - os=4.0 img=1.0 sys=4.0
"cygpcreposix.dll" v0.0 ts=2003/4/11 4:31
1100k 2003/08/29 C:\cygwin\bin\cygperl5_8_0.dll - os=4.0 img=1.0 sys=4.0
"cygperl5_8_0.dll" v0.0 ts=2003/8/29 6:20
22k 2002/06/09 C:\cygwin\bin\cygpopt-0.dll - os=4.0 img=1.0 sys=4.0
"cygpopt-0.dll" v0.0 ts=2002/6/9 1:45
108k 2001/06/28 C:\cygwin\bin\cygreadline4.dll - os=4.0 img=1.0 sys=4.0
"cygreadline4.dll" v0.0 ts=2001/1/6 23:34
148k 2003/08/10 C:\cygwin\bin\cygreadline5.dll - os=4.0 img=1.0 sys=4.0
"cygreadline5.dll" v0.0 ts=2003/8/10 19:16
171k 2003/09/30 C:\cygwin\bin\cygssl-0.9.7.dll - os=4.0 img=1.0 sys=4.0
"cygssl-0.9.7.dll" v0.0 ts=2003/9/30 12:49
165k 2003/04/11 C:\cygwin\bin\cygssl.dll - os=4.0 img=1.0 sys=4.0
"cygssl.dll" v0.0 ts=2003/4/11 6:37
60k 2003/08/09 C:\cygwin\bin\cygz.dll - os=4.0 img=1.0 sys=4.0
"cygz.dll" v0.0 ts=2003/8/9 2:28
949k 2003/09/20 C:\cygwin\bin\cygwin1.dll - os=4.0 img=1.0 sys=4.0
"cygwin1.dll" v0.0 ts=2003/9/20 16:31
Cygwin DLL version info:
DLL version: 1.5.5
DLL epoch: 19
DLL bad signal mask: 19005
DLL old termios: 5
DLL malloc env: 28
API major: 0
API minor: 94
Shared data: 3
DLL identifier: cygwin1
Mount registry: 2
Cygnus registry name: Cygnus Solutions
Cygwin registry name: Cygwin
Program options name: Program Options
Cygwin mount registry name: mounts v2
Cygdrive flags: cygdrive flags
Cygdrive prefix: cygdrive prefix
Cygdrive default prefix:
Build date: Sat Sep 20 16:31:15 EDT 2003
CVS tag: cr-0x9b
Shared id: cygwin1S3
Cygwin Package Information
Last downloaded files to: C:\Brad\Installs\Cygwin
Last downloaded files from: ftp://archive.progeny.com/cygwin
Package Version
_update-info-dir 00221-1
ash 20020731-3
autoconf 2.57a-1
autoconf-devel 2.57-2
autoconf-stable 2.13-5
automake 1.7.5a-1
automake-devel 1.7.6-2
automake-stable 1.4p5-6
base-files 2.6-1
base-passwd 1.1-1
bash 2.05b-15
binutils 20030901-1
bison 20030307-1
bzip2 1.0.2-5
clear 1.0-1
cpio 2.5-3
crypt 1.0-2
cvs 1.11.6-3
cygrunsrv 0.96-2
cygutils 1.2.1-2
cygwin 1.5.5-1
cygwin-doc 1.3-6
diffutils 2.8.4-1
editrights 1.01-1
expat 1.95.6-2
file 4.03-2
fileutils 4.1-2
findutils 4.1.7-4
flex 2.5.4a-3
gawk 3.1.3-3
gcc 3.3.1-2
gcc-mingw 20030911-3
gcc2 2.95.3-10
gdb 20030919-1
gdbm 1.8.3-7
grep 2.5-1
groff 1.18.1-2
gzip 1.3.5-1
inetutils 1.3.2-25
less 381-1
libbz2_1 1.0.2-5
libdb3.1 3.1.17-2
libgdbm 1.8.0-5
libgdbm-devel 1.8.3-7
libgdbm3 1.8.3-3
libgdbm4 1.8.3-7
libgettextpo0 0.12.1-3
libiconv2 1.9.1-3
libintl1 0.10.40-1
libintl2 0.12.1-3
libncurses5 5.2-1
libncurses6 5.2-8
libncurses7 5.3-4
libpcre 4.1-1
libpcre0 4.4-2
libpopt0 1.6.4-4
libreadline4 4.1-2
libreadline5 4.3-5
login 1.9-7
m4 1.4-1
make 3.80-1
man 1.5j-2
mingw-runtime 3.1-1
mktemp 1.5-3
ncurses 5.3-4
opengl 1.1.0-6
openssh 3.7.1p2-1
openssl 0.9.7c-1
openssl096 0.9.6j-1
patch 2.5.8-8
perl 5.8.0-5
python 2.3-2
readline 4.3-5
rxvt 2.7.10-3
sed 4.0.7-3
sh-utils 2.0.15-4
tar 1.13.25-3
tcltk 20030901-1
termcap 20021106-2
terminfo 5.3_20030726-1
texinfo 4.2-4
textutils 2.0.21-1
vim 6.2.098-1
w32api 2.4-1
wget 1.8.2-2
which 1.5-2
zip 2.3-5
zlib 1.1.4-4
zsh 4.0.7-2
Use -h to see help about each section