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-rw-r--r--common/grammar-parser.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/common/grammar-parser.cpp b/common/grammar-parser.cpp
index fecb7cd7..b5bc7d49 100644
--- a/common/grammar-parser.cpp
+++ b/common/grammar-parser.cpp
@@ -26,7 +26,7 @@ namespace grammar_parser {
static uint32_t get_symbol_id(parse_state & state, const char * src, size_t len) {
uint32_t next_id = static_cast<uint32_t>(state.symbol_ids.size());
- auto result = state.symbol_ids.insert(std::make_pair(std::string(src, len), next_id));
+ auto result = state.symbol_ids.emplace(std::string(src, len), next_id);
return result.first->second;
}