message: [terminal_renderer] BoxDrawingRenderer: Oh nice! We've found another bug due to GCC's stdlib checker.
diff: @@ -1052,7 +1052,7 @@ constexpr inline bool containsNonCanonicalLines(char32_t codepoint)
  {
  if (codepoint < 0x2500 || codepoint > 0x257F)
  return false;
  - auto const& box = detail::boxDrawingDefinitions[codepoint];
  + auto const& box = detail::boxDrawingDefinitions[codepoint - 0x2500];
  return box.diagonal_ != detail::NoDiagonal
  || box.arc_ != detail::NoArc;
  }
  