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Minor comment enhancement in alter.c. No changes to code.

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FossilOrigin-Name: 12920bcb99b25e147e1877ee001bc551a743e3530c954fe2b45a18a4eef9eeff
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drh
2018-11-26 15:00:25 +00:00
parent 52f0c6205c
commit 49b269e095
3 changed files with 16 additions and 10 deletions
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12
src/alter.c
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@@ -667,10 +667,16 @@ static void renameTokenCheckAll(Parse *pParse, void *pPtr){
#endif
/*
** Add a new RenameToken object mapping parse tree element pPtr into
** token *pToken to the Parse object currently under construction.
** Remember that the parser tree element pPtr was created using
** the token pToken.
**
** Return a copy of pPtr.
** In other words, construct a new RenameToken object and add it
** to the list of RenameToken objects currently being built up
** in pParse->pRename.
**
** The pPtr argument is returned so that this routine can be used
** with tail recursion in tokenExpr() routine, for a small performance
** improvement.
*/
void *sqlite3RenameTokenMap(Parse *pParse, void *pPtr, Token *pToken){
RenameToken *pNew;