clayborg added inline comments.

================
Comment at: source/Plugins/SymbolFile/DWARF/DWARFUnit.cpp:243-251
+    // With -fsplit-dwarf-inlining, clang will emit non-empty skeleton compile
+    // units. We are not able to access these DIE *and* the dwo file
+    // simultaneously. We also don't need to do that as the dwo file will
+    // contain a superset of information. So, we just delete these extra DIEs
+    // (if any) and reclaim some space.
+    m_die_array.resize(1);
+    m_die_array.shrink_to_fit();
----------------
clayborg wrote:
> Can we detect and just not parse in the first place so we don't parse then 
> throw away?
Also, what if we have one DWO file that isn't there where we don't delete these 
DIEs, followed by one that is. Won't we run into lldb::user_id_t collisions in 
this case? Should we just never parse DWO DIEs other than the first one to 
avoid this?


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D62852/new/

https://reviews.llvm.org/D62852



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