GCC and symlink are incompatibility on 64-bit windows

Christopher Faylor cgf-use-the-mailinglist-please@cygwin.com
Tue Jun 11 02:54:00 GMT 2013

On Tue, Jun 11, 2013 at 10:34:38AM +1000, Lu Sheng wrote:
>I'm running windows 8 64 -bit, and I installed cygwin 1.7 for I want
>to install lxml module of python.
>the command as:
>pip install lxml
>during the running it need to run
>E:\cygwin\bin\gcc.exe -mcygwin -mdll -O -Wall -Ic:\users\it-04\appdata\local\tem
>p\pip-build-IT-04\lxml\src\lxml\includes -IC:\Python27\include -IC:\Python27\PC
>-c src\lxml\lxml.etree.c -o build\temp.win-amd64-2.7\Release\src\lxml\lxml.etree
>when this command run, I will received the error message:
>Unsupported 16-Bit Application
>The program or feature "*****\gcc.exe" cannot start or run due to
>incompatibity with 64-bit versions
> of Windows. Please contact the software vendor to ask if a 64-bit
>Windows compatible version is available.
>I to change the name of gcc-4.exe to gcc.exe and It give me
>Incomprehensible error message as below:
>In file included from C:\Python27\include/Python.h:86:0,
>                 from src\lxml\lxml.etree.c:16:
>C:\Python27\include/intobject.h:46:35: error: expected ??????=??????, ??????,??????, ??????;??????
>, ??????asm?????? or ??????__attribute__?????? before ??????PyInt_AsUnsignedLongLongMask??????

It looks like you're mixing pure-Windows tools with Cygwin tools.  Pure
Windows tools do not understand Cygwin symlinks.


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