Re: [boost] Re: uBLAS/MPL failures with ICC?

From: Beman Dawes (bdawes_at_[hidden])
Date: 2004-01-12 11:27:40

At 07:44 AM 1/12/2004, Giovanni Bajo wrote:

 >Michael Stevens wrote:
 >
 >>> I was trying to compile uBLAS bench4 with ICC under Windows (either
 >>> 7.1 or
 >>> 8.0), and I get this:
 >>>
 >>> bench4.cpp
 >>> e:\boost\boost/mpl/aux_/typeof.hpp(66): error: cannot overload
 >>> functions distinguished by return type alone
 >>>   BOOST_MPL_AUX_REGISTER_TYPE(7, unsigned short)
 >>>   ^
 >>>
 >>> Is this known?
 >>
 >>
 >> I'm trying to reproduce this. Which Boost version does this relate to:
 >> CVS, CVS 1_31_0 branch ?
 >
 >It's a CVS version taken from HEAD 2 days before the branch was created.
 >
 >I traced it down: it's related to the known problem with ICC and wchar_t. 

 >In fact, it deseappears if I specify /Zc:wchar_t (use intrinsic wchar_t)
 >on the command line. The point is that we have a configuration bug here.

That's not at all clear to me. We've gone over this issue in great depth 
before, and IIRC the conclusion was that you always have to specify 
/Zc:wchar_t on the command line.

 >Does this look ok to you? I can prepare a patch for submission, but I 
need
 >help with the testing.

I'd really prefer it if you didn't change the config for Intel until at 
least John Maddock and Dave Abrahams OK the patch. It is a can of worms.

--Beman