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Remove an unreachable branch. Improvements to comments.

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FossilOrigin-Name: c5677ecd5cd2637d92a831ec6bd5b002f8d75626
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drh
2016-03-21 00:30:40 +00:00
parent 9f6168b6a3
commit 3cdce92c38
4 changed files with 14 additions and 21 deletions
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11
src/vdbeaux.c
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@@ -1866,14 +1866,9 @@ void sqlite3VdbeMakeReady(
nOnce = pParse->nOnce;
if( nOnce==0 ) nOnce = 1; /* Ensure at least one byte in p->aOnceFlag[] */
/* For each cursor required, also allocate a memory cell. Memory
** cells 0 and (nMem-nCursor)..nMem-1 inclusive will never be used by
** the vdbe program. Instead they are used to allocate memory for
** VdbeCursor/BtCursor structures. The blob of memory associated with
** cursor 0 is stored in memory cell 0. Memory cell (nMem-1)
** stores the blob of memory associated with cursor 1. Memory cell
** (nMem-iCur) is used for cursor iCur.
**
/* Each cursor uses a memory cell. The first cursor (cursor 0) can
** use aMem[0] which is not otherwise used by the VDBE program. Allocate
** space at the end of aMem[] for cursors 1 and greater.
** See also: allocateCursor().
*/
nMem += nCursor;