Mail Archives: cygwin-apps/2000/06/09/13:40:32
This message is in MIME format. Since your mail reader does not understand
this format, some or all of this message may not be legible.
------_=_NextPart_000_01BFD239.AF98C2FA
Content-Type: text/plain;
charset="iso-8859-1"
> >bash-2.04$ g++ -mno-cygwin -fno-rtti hello.cpp -o hello
> >/usr/lib/gcc-lib/i686-pc-cygwin/2.95.2/libgcc.a(_eh.o): In function
> >`_eh_rtime_match':
> >/home/src/gcc-2.95.2/gcc/./libgcc2.c(.text+0x389): undefined
> reference to
> >`_impure_ptr'
> >collect2: ld returned 1 exit status
> >
> >If your source code will compile with -fno-exceptions, it
> should work in
> >most cases.
>
> Hmm. We noticed this when building strace and Mumit
> submitted a workaround
> for it. If you search the cygwin-developers archive you
> might find the
> reason for this. I think that the gcc library is somehow
> pulling in bits
> of the cygwin library.
Unfortunately compiling with -fno-exceptions isn't always an option and
adding a dummy "int _impure_ptr;" declaration as was done in strace does not
work always work. Even the simple eh_hello.cpp I wrote up will GP if you
try this. I have also compiled and linked against Mumit's ming-extras
package it still dies.
I feel like the great white bug hunter. "Dr. Livingston, I presume?"
Which brings the following sick story to mind,
http://www.qnx.com/~glen/deadbeef/3821.html. It is gross and disgusting.
You have been warned.
------_=_NextPart_000_01BFD239.AF98C2FA
Content-Type: application/ms-tnef
Content-Transfer-Encoding: base64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------_=_NextPart_000_01BFD239.AF98C2FA--
- Raw text -