diff options
| -rw-r--r-- | lldb/source/Utility/ConstString.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/lldb/source/Utility/ConstString.cpp b/lldb/source/Utility/ConstString.cpp index 2516ecf6a98..238fd7bdd28 100644 --- a/lldb/source/Utility/ConstString.cpp +++ b/lldb/source/Utility/ConstString.cpp @@ -31,7 +31,10 @@ using namespace lldb_private; class Pool { public: typedef const char *StringPoolValueType; - typedef llvm::StringMap<StringPoolValueType, llvm::BumpPtrAllocator> + // BumpPtrAllocator allocates in 4KiB chunks, any larger C++ project is going + // to have megabytes of symbols, so allocate in larger chunks. + typedef llvm::BumpPtrAllocatorImpl<llvm::MallocAllocator, 1048576> Allocator; + typedef llvm::StringMap<StringPoolValueType, Allocator> StringPool; typedef llvm::StringMapEntry<StringPoolValueType> StringPoolEntryType; @@ -152,7 +155,9 @@ protected: struct PoolEntry { mutable llvm::sys::SmartRWMutex<false> m_mutex; - StringPool m_string_map; + // StringMap by default starts with 16 buckets, any larger project is + // going to have many symbols, so start with a larger value. + StringPool m_string_map = StringPool( 65536 ); }; std::array<PoolEntry, 256> m_string_pools; |
