Internal optimization

PiperOrigin-RevId: 766867671

Author: s-kanev

src/intervalmap.h

@@ -55,7 +55,9 @@ class IntervalMap {
   };
 
   using MapIter = typename std::map<uint64_t, Value>::iterator;
-  using ConstMapIter = typename std::map<uint64_t, Value>::const_iterator;
+  using ConstMapIter =
+      typename std::map<uint64_t, Value>::const_iterator;
+  using MapImpl = std::map<uint64_t, Value>;
 
   // Returns an iterator pointing to the interval containing the given key, or
   // end() if one was not found.
@@ -101,7 +103,7 @@ class IntervalMap {
 
   // Map from the start of the interval to the limit of the interval and the
   // corresponding value.
-  std::map<uint64_t, Value> interval_start_;
+  MapImpl interval_start_;
 };
 
 template <class V>

src/quipper/perf_parser.h

@@ -296,7 +296,8 @@ class PerfParser {
   std::unordered_map<std::string, DSOInfo> name_to_dso_;
 
   // Maps process ID to an address mapper for that process.
-  std::unordered_map<uint32_t, std::unique_ptr<AddressMapper>> process_mappers_;
+  std::unordered_map<uint32_t, std::unique_ptr<AddressMapper>>
+      process_mappers_;
 };
 
 }  // namespace quipper