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-rw-r--r--lldb/source/Plugins/SymbolFile/DWARF/DWARFCompileUnit.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/lldb/source/Plugins/SymbolFile/DWARF/DWARFCompileUnit.cpp b/lldb/source/Plugins/SymbolFile/DWARF/DWARFCompileUnit.cpp
index aa8699f0ad2..096710cd258 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/DWARFCompileUnit.cpp
+++ b/lldb/source/Plugins/SymbolFile/DWARF/DWARFCompileUnit.cpp
@@ -271,7 +271,17 @@ DWARFCompileUnit::ExtractDIEsIfNeeded (bool cu_die_only)
}
fprintf (stderr, "warning: DWARF compile unit extends beyond its bounds cu 0x%8.8x at 0x%8.8x in '%s'\n", GetOffset(), offset, path);
}
+
+ // Since std::vector objects will double their size, we really need to
+ // make a new array with the perfect size so we don't end up wasting
+ // space. So here we copy and swap to make sure we don't have any extra
+ // memory taken up.
+ if (m_die_array.size () < m_die_array.capacity())
+ {
+ DWARFDebugInfoEntry::collection exact_size_die_array (m_die_array.begin(), m_die_array.end());
+ exact_size_die_array.swap (m_die_array);
+ }
LogSP log (LogChannelDWARF::GetLogIfAll (DWARF_LOG_DEBUG_INFO));
if (log)
{
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