Re: [boost] [numeric][intervall] msvc_rounding_control.hpp broken in 64 bit build.

Subject: Re: [boost] [numeric][intervall] msvc_rounding_control.hpp broken in 64 bit build.
From: Jürgen Hunold (juergen.hunold_at_[hidden])
Date: 2010-03-01 09:09:15

Hi !

Ping ?

Op den Dingsdag 16 Februor 2010 Klock 16:12:39 hest Du schreven:
> Hi !
> 
> boost/numeric/interval/detail/msvc_rounding_control.hpp
> does not compile in x64 (64bit) build with (at least) msvc-9
> 
> The offending commit is:
> ------------------------------------------------------------------------
> r59350 | marshall | 2010-01-29 19:01:34 +0100 (Fri, 29 Jan 2010) | 1
> line
> 
> Applied patches to fix #2512 and #2513
> ------------------------------------------------------------------------
> 
> This does not show up in regression test because we don't have a test
> runner running a 64bit version of msvc.
> 
> The compiler bails out on the x86 inline assembler introduced in that
> commit when running in 64bit mode.
> 
> The simple patch is to fall back to the old behaviour using "rint" for
> target "x64":
> 
> Index: msvc_rounding_control.hpp
> ===================================================================
> --- msvc_rounding_control.hpp	(revision 59697)
> +++ msvc_rounding_control.hpp	(working copy)
> @@ -25,7 +25,7 @@
>  namespace interval_lib {
>  namespace detail {
> 
> -#if BOOST_MSVC < 1400
> +#if BOOST_MSVC < 1400 || defined(WIN64)
>  extern "C" { double rint(double); }
>  #else
>  inline double rint(double x)
> 
> I can apply this if necessary. Tested with msvc-9.0
> I have not looked into the referenced tickets.
> Any (better) ideas ?

Yours,

Jürgen

-- 
* Dipl.-Math. Jürgen Hunold       ! Ingenieurgesellschaft für 
* voice: ++49 511 262926 57       ! Verkehrs- und Eisenbahnwesen mbH  
* fax  : ++49 511 262926 99       ! Lister Straße 15
* juergen.hunold_at_[hidden]        ! www.ivembh.de
* 
* Geschäftsführer:                ! Sitz des Unternehmens: Hannover
* Prof. Dr.-Ing. Thomas Siefer    ! Amtsgericht Hannover, HRB 56965
* PD Dr.-Ing. Alfons Radtke       !