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-rw-r--r--src/util.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/util.c b/src/util.c
index e325a7311..d00a739e5 100644
--- a/src/util.c
+++ b/src/util.c
@@ -1400,8 +1400,14 @@ LogEst sqlite3LogEstFromDouble(double x){
}
#endif /* SQLITE_OMIT_VIRTUALTABLE */
+#if defined(SQLITE_ENABLE_STMT_SCANSTAT) || \
+ defined(SQLITE_ENABLE_STAT3_OR_STAT4) || \
+ defined(SQLITE_EXPLAIN_ESTIMATED_ROWS)
/*
** Convert a LogEst into an integer.
+**
+** Note that this routine is only used when one or more of various
+** non-standard compile-time options is enabled.
*/
u64 sqlite3LogEstToInt(LogEst x){
u64 n;
@@ -1415,3 +1421,4 @@ u64 sqlite3LogEstToInt(LogEst x){
}
return (n+8)>>(3-x);
}
+#endif /* defined SCANSTAT or STAT4 or ESTIMATED_ROWS */