Module: ppl/ppl Branch: master Commit: bf1edca5e0ddb03674a35218dccce6bc421469e2 URL: http://www.cs.unipr.it/git/gitweb.cgi?p=ppl/ppl.git;a=commit;h=bf1edca5e0ddb... Author: Marco Poletti <poletti.marco@gmail.com> Date: Sat Feb 5 16:09:47 2011 +0100 Polyhedron: fix an invalid reference bug in generalized_affine_image(). --- src/Polyhedron_public.cc | 9 ++++----- 1 files changed, 4 insertions(+), 5 deletions(-) diff --git a/src/Polyhedron_public.cc b/src/Polyhedron_public.cc index 6a5105e..0e2f010 100644 --- a/src/Polyhedron_public.cc +++ b/src/Polyhedron_public.cc @@ -2927,15 +2927,14 @@ generalized_affine_image(const Variable var, const dimension_type eps_index = space_dim + 1; for (dimension_type i = gen_sys.num_rows(); i-- > 0; ) if (gen_sys[i].is_point()) { - Generator& g = gen_sys[i]; - // Add a `var'-displaced copy of `g' to the generator system. - gen_sys.add_row(g); + // Add a `var'-displaced copy of `gen_sys[i]' to the generator system. + gen_sys.add_row(gen_sys[i]); if (relsym == GREATER_THAN) ++gen_sys[gen_sys.num_rows()-1][var_space_dim]; else --gen_sys[gen_sys.num_rows()-1][var_space_dim]; - // Transform `g' into a closure point. - g[eps_index] = 0; + // Transform `gen_sys[i]' into a closure point. + gen_sys[i][eps_index] = 0; } clear_constraints_up_to_date(); clear_generators_minimized();