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["Dr. Thomas Spindler" <tsp@xxxxxxxxxxxxxxxxxxx>]

Jean-Pierre,

g++ -O2 test_polygon_diff.cpp

gcc version 4.7.1 20120723 [gcc-4_7-branch revision 189773] (SUSE Linux) 
failure --> // polyset polygons count 1
**** polygon 0, corners count 5
  10, 10
  -10, 10
  -10, -10
  10, -10
  10, 10

gcc version 4.7.2 20130108 [gcc-4_7-branch revision 195012] (SUSE Linux)
OK!

Thomas

On Monday June 17 2013 10:15:03 jp charras wrote:
> Some developers know boost::polygon has an issue when compiled with g++
> 4.7.2 (currently the lasted version on MinGW) using the -O2 (or more)
> optimization level.
> I am not 100% sure, however I am guessing this issue was also reported
> on Linux.
> 
> The developer of boost::polygon asked me to test (if possible) this
> issue with g++ 4.7.3 (He has some trouble to reproduce it)
> 
> I did not found this version for MinGW, and I am reluctant to install
> this version on my Linux Ubuntu 10 LTS 32 bits (because I found the C
> compiler v 4.7.3, but not the C++ compiler).
> Currently I have a 4.6 version which does not create this issue.
> 
> So I am searching for developers who have G++ 4.7.3 (and/or a more
> recent version) on their machine to compile and test this program.
> 
> See
> https://svn.boost.org/trac/boost/ticket/7983
> for the test program and more info
> 
> Thanks for your help