[libcxx-commits] [libcxx] [libc++][NFC] Simplify the implementation of reserve() and shrink_to_fit() (PR #113453)

[Louis Dionne via libcxx-commits]

================
@@ -3349,70 +3371,48 @@ inline _LIBCPP_CONSTEXPR_SINCE_CXX20 void basic_string<_CharT, _Traits, _Allocat
   if (__target_capacity == capacity())
     return;
 
-  __shrink_or_extend(__target_capacity);
-}
-
-template <class _CharT, class _Traits, class _Allocator>
-inline _LIBCPP_CONSTEXPR_SINCE_CXX20 void
-basic_string<_CharT, _Traits, _Allocator>::__shrink_or_extend(size_type __target_capacity) {
-  __annotate_delete();
-  size_type __cap = capacity();
-  size_type __sz  = size();
-
-  pointer __new_data, __p;
-  bool __was_long, __now_long;
   if (__fits_in_sso(__target_capacity)) {
----------------
ldionne wrote:

```suggestion
  // We're a long string and we're downsizing into the small buffer.
  if (__fits_in_sso(__target_capacity)) {
```

https://github.com/llvm/llvm-project/pull/113453