Mail Archives: cygwin-apps/2000/06/09/16:36:40
On Fri, Jun 09, 2000 at 12:38:54PM -0500, Parker, Ron wrote:
>> >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
>> >/home/src/gcc-2.95.2/gcc/./libgcc2.c(.text+0x389): undefined
>> reference to
>> >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.
Oh, I didn't mean to propose this as a fix. It definitely isn't.
"We" really should fix this problem.
>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.
I have seen this story before. It is quite... tragic.
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