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gf make_gf_from_g_and_tail : add security

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- if shape (g) != shape(t) -> exception
This commit is contained in:
Olivier Parcollet 2014-02-18 17:09:24 +01:00
parent 2da097991e
commit b76a61680c
1 changed files with 4 additions and 0 deletions
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4
triqs/gfs/local/no_tail.hpp
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@ -35,6 +35,8 @@ namespace gfs {
template <typename Variable, typename Target, bool V, bool C>
gf_view<Variable, Target> make_gf_from_g_and_tail(gf_impl<Variable, Target, no_tail, V, C> const &g, local::tail t) {
if (t.shape() != get_target_shape(g))
TRIQS_RUNTIME_ERROR << "make_gf_from_g_and_tail: Shape of the gf target and of the tail mismatch";
auto g2 = gf<Variable, Target, no_tail>{g}; // copy the function without tail
return {std::move(g2.mesh()), std::move(g2.data()), std::move(t), g2.symmetry()};
}
@ -42,6 +44,8 @@ namespace gfs {
template <typename Variable, typename Target, bool V, bool C>
gf_view<Variable, Target, void, C> make_gf_view_from_g_and_tail(gf_impl<Variable, Target, no_tail, V, C> const &g,
local::tail_view t) {
if (t.shape() != get_target_shape(g))
TRIQS_RUNTIME_ERROR << "make_gf_from_g_and_tail: Shape of the gf target and of the tail mismatch";
return {g.mesh(), g.data(), t, g.symmetry()};
}
}