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-rw-r--r--src/vdbeaux.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/vdbeaux.c b/src/vdbeaux.c
index caa2bf6..d4f9864 100644
--- a/src/vdbeaux.c
+++ b/src/vdbeaux.c
@@ -774,7 +774,7 @@ void sqlite3VdbeChangeP4(Vdbe *p, int addr, const char *zP4, int n){
#ifndef NDEBUG
/*
-** Change the comment on the the most recently coded instruction. Or
+** Change the comment on the most recently coded instruction. Or
** insert a No-op and add the comment to that new instruction. This
** makes the code easier to read during debugging. None of this happens
** in a production build.
@@ -2469,6 +2469,7 @@ void sqlite3VdbeDelete(Vdbe *p){
if( NEVER(p==0) ) return;
db = p->db;
+ assert( sqlite3_mutex_held(db->mutex) );
if( p->pPrev ){
p->pPrev->pNext = p->pNext;
}else{