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DisplayBuffer: allow empty atoms, with begin == end

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This commit is contained in:
Maxime Coste 2011-10-17 18:59:35 +00:00
parent 53ce1e016a
commit 88e31d8cce
1 changed files with 1 additions and 1 deletions
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2
src/display_buffer.cc
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@ -98,7 +98,7 @@ void DisplayBuffer::check_invariant() const
{ {
for (size_t i = 0; i < m_atoms.size(); ++i) for (size_t i = 0; i < m_atoms.size(); ++i)
{ {
assert(m_atoms[i].end() > m_atoms[i].begin()); assert(m_atoms[i].end() >= m_atoms[i].begin());
if (i > 0) if (i > 0)
{ {
assert(m_atoms[i-1].end() == m_atoms[i].begin()); assert(m_atoms[i-1].end() == m_atoms[i].begin());