diff options
| -rw-r--r-- | absl/strings/str_cat.cc | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/absl/strings/str_cat.cc b/absl/strings/str_cat.cc index 6c198f85..2e49c31b 100644 --- a/absl/strings/str_cat.cc +++ b/absl/strings/str_cat.cc @@ -146,7 +146,13 @@ void AppendPieces(std::string* dest, void StrAppend(std::string* dest, const AlphaNum& a) { ASSERT_NO_OVERLAP(*dest, a); - dest->append(a.data(), a.size()); + std::string::size_type old_size = dest->size(); + strings_internal::STLStringResizeUninitializedAmortized(dest, + old_size + a.size()); + char* const begin = &(*dest)[0]; + char* out = begin + old_size; + out = Append(out, a); + assert(out == begin + dest->size()); } void StrAppend(std::string* dest, const AlphaNum& a, const AlphaNum& b) { |