[Python-Dev] Visual Studio 2008 compiler option EHsc ?

[Jim Kleckner]

In building a package with several platforms, I
ran across the warning message below from Visual
Studio 2008.  Should we add the /EHsc option to the
compile_options in distutils for MSVC?  Or is it more
complex than that...

This link describes the warning:
  http://tinyurl.com/4fmjue
  http://msdn.microsoft.com/en-us/library/2axwkyt4.aspx

This link describes a patch:
  http://tinyurl.com/63bqo2
 
http://projects.scipy.org/pipermail/numpy-discussion/2007-January/025527.html


=== Warning message:

C:\Program Files\Microsoft Visual Studio 9.0\VC\INCLUDE\xstring(2092) :
warning C4530: C++ exception handler used, but unwind semantics are not 
enabled.
Specify /EHsc

   C:\Program Files\Microsoft Visual Studio 9.0\VC\INCLUDE\xstring(2083) :
     while compiling class template member function
     'void std::basic_string<_Elem,_Traits,_Ax>::_Copy(unsigned 
int,unsigned int)'
   with
   [
       _Elem=char,
       _Traits=std::char_traits<char>,
       _Ax=std::allocator<char>
   ]
   C:\Program Files\Microsoft Visual Studio 9.0\VC\INCLUDE\xstring(2221) :
     see reference to class template instantiation
     'std::basic_string<_Elem,_Traits,_Ax>' being compiled
   with
   [
       _Elem=char,
       _Traits=std::char_traits<char>,
       _Ax=std::allocator<char>
   ]