[clang] [docs] Add a more detailed description in CXString.h. (PR #119090)

[via cfe-commits]

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@@ -46,6 +46,9 @@ typedef struct {
 
 /**
  * Retrieve the character data associated with the given string.
+ *
+ * The caller shouldn't free the returned string data, and the returned string
+ * data shouldn't be accessed after the \c CXString disposed.
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iseki0 wrote:

The returned data is owned by the user? I interpret it as the user takes the ownership. So there will be the user's responsibility to free the pointer. I don't think that's true.


https://github.com/llvm/llvm-project/pull/119090