[boost] lexical_cast issues with older gcc's, vc 7.1

From: Ralf W. Grosse-Kunstleve (rwgk_at_[hidden])
Date: 2006-10-28 01:50:46

I think this patch

  RCS file: /cvsroot/boost/boost/boost/lexical_cast.hpp,v
  ...
  revision 1.30
  date: 2006/10/25 06:43:44;  author: alnsn;  state: Exp;  lines: +276 -59
  Optimization for floating types (1.25 faster on gcc / FreeBSD 6.2).
  VC6 test is still broken.

Causes all these new failures (look for "error" in each of the build logs):

  http://cci.lbl.gov/misc_build/results/2006_10_27_1935/mac_os_10_3_build_log
  http://cci.lbl.gov/misc_build/results/2006_10_27_1935/redhat80_py25_build_log
  http://cci.lbl.gov/misc_build/results/2006_10_27_1935/redhat90_py25_build_log
  http://cci.lbl.gov/misc_build/results/2006_10_27_1935/redhat_ws3_py25_build_log
  http://cci.lbl.gov/misc_build/results/2006_10_27_1935/win_xp_vc71_py25_build_log

If this is not enough information to fix the bug, please let me know
how I can help.

BTW: It works on a number of other platforms:

  http://cci.lbl.gov/misc_build/show_error_summary.cgi?build_tag=2006_10_27_1935

Thanks!

Cheers,
        Ralf