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Change allocation of m_dwarf2_cus

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m_dwarf2_cus manually manages the 'dwarf2_cu' pointers it owns.  This
patch simplifies the code by changing it to use unique_ptr.
This commit is contained in:
Tom Tromey
2022-06-07 18:00:59 -06:00
parent 2c3b9a9130
commit d09ee622ee
2 changed files with 13 additions and 16 deletions
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6
gdb/dwarf2/read.h
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@@ -28,6 +28,7 @@
#include "dwarf2/index-cache.h"
#include "dwarf2/mapped-index.h"
#include "dwarf2/section.h"
#include "dwarf2/cu.h"
#include "filename-seen-cache.h"
#include "gdbsupport/gdb_obstack.h"
#include "gdbsupport/hash_enum.h"
@@ -547,7 +548,7 @@ struct dwarf2_per_objfile
dwarf2_cu *get_cu (dwarf2_per_cu_data *per_cu);
/* Set the dwarf2_cu matching PER_CU for this objfile. */
void set_cu (dwarf2_per_cu_data *per_cu, dwarf2_cu *cu);
void set_cu (dwarf2_per_cu_data *per_cu, std::unique_ptr<dwarf2_cu> cu);
/* Remove/free the dwarf2_cu matching PER_CU for this objfile. */
void remove_cu (dwarf2_per_cu_data *per_cu);
@@ -596,7 +597,8 @@ private:
/* Map from the objfile-independent dwarf2_per_cu_data instances to the
corresponding objfile-dependent dwarf2_cu instances. */
std::unordered_map<dwarf2_per_cu_data *, dwarf2_cu *> m_dwarf2_cus;
std::unordered_map<dwarf2_per_cu_data *,
std::unique_ptr<dwarf2_cu>> m_dwarf2_cus;
};
/* Get the dwarf2_per_objfile associated to OBJFILE. */