NNTP-Posting-Date: Sun, 10 Nov 2002 09:08:45 -0600
From: Charles Wilkins <chas AT pcscs DOT com>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: i686-pc-msdosdjgpp-g++ problems (long)
Date: Sun, 10 Nov 2002 10:10:41 -0500
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>-========================-
>Gdb stuff:
>-========================-
>
>Here is the output of using gdb on welcome.exe
>compiled with djgpp-g++ -g welcome.cpp -o welcome.exe
C:\Archives\RIP2\DJGPP\bin>gdb welcomeg.exe
GNU gdb 5.2.1
Copyright 2002 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and
you are
welcome to change it and/or distribute copies of it under certain
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for
details.
This GDB was configured as "i386-pc-msdosdjgpp"...
(gdb) list
1        welcome.cpp: No such file or directory (ENOENT).
        in welcome.cpp
(gdb) run
Starting program: c:/Archives/RIP2/DJGPP/bin/welcomeg.exe

Program received signal SIGSEGV, Segmentation fault.
0x0001e1df in std::ostream::sentry::sentry(std::ostream&) ()
(gdb) n
Single stepping until exit from function _ZNSo6sentryC1ERSo,
which has no line number information.
Exiting due to signal SIGSEGV
General Protection Fault at eip=0001e1df
eax=00000000 ebx=00043b58 ecx=00043b58 edx=000c7f60 esi=00000054
edi=00001630
ebp=000c7f28 esp=000c7f24
program=c:\Archives\RIP2\DJGPP\bin\welcomeg.exe
cs: sel=01ef  base=022c0000  limit=000cffff
ds: sel=01f7  base=022c0000  limit=000cffff
es: sel=01f7  base=022c0000  limit=000cffff
fs: sel=01e7  base=00009e20  limit=00003fff
gs: sel=0207  base=00000000  limit=0010ffff
ss: sel=01f7  base=022c0000  limit=000cffff
App stack: [000c7fdc..00047fdc]  Exceptn stack: [00047e8c..00045f4c]

Call frame traceback EIPs:
  0x0001e1df
  0x0001e44e
  0x0000167e
  0x0000d817

Program exited with code 0377.

>Here is the output of using gdb on welcome.exe (no -g)
>compiled with djgpp-g++ welcome.cpp -o welcome.exe
C:\Archives\RIP2\DJGPP\bin>gdb welcome.exe
GNU gdb 5.2.1
Copyright 2002 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and
you are
welcome to change it and/or distribute copies of it under certain
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for
details.
This GDB was configured as "i386-pc-msdosdjgpp"...
(gdb) list
1        globals.cc: No such file or directory (ENOENT).
        in globals.cc
(gdb) run
Starting program: c:/Archives/RIP2/DJGPP/bin/welcome.exe

Program received signal SIGSEGV, Segmentation fault.
0x0001e1df in std::ostream::sentry::sentry(std::ostream&) ()
(gdb) n
Single stepping until exit from function _ZNSo6sentryC1ERSo,
which has no line number information.
Exiting due to signal SIGSEGV
General Protection Fault at eip=0001e1df
eax=00000000 ebx=00043b58 ecx=00043b58 edx=000c7f60 esi=00000054
edi=00001630
ebp=000c7f28 esp=000c7f24
program=c:\Archives\RIP2\DJGPP\bin\welcome.exe
cs: sel=01ef  base=022d0000  limit=000cffff
ds: sel=01f7  base=022d0000  limit=000cffff
es: sel=01f7  base=022d0000  limit=000cffff
fs: sel=01e7  base=00009e10  limit=00003fff
gs: sel=0207  base=00000000  limit=0010ffff
ss: sel=01f7  base=022d0000  limit=000cffff
App stack: [000c7fdc..00047fdc]  Exceptn stack: [00047e8c..00045f4c]

Call frame traceback EIPs:
  0x0001e1df
  0x0001e44e
  0x0000167e
  0x0000d817

Program exited with code 0377.


Is any of this helpful?
Charles