diff options
Diffstat (limited to 'sql/sql_string.cc')
| -rw-r--r-- | sql/sql_string.cc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sql/sql_string.cc b/sql/sql_string.cc index f99dbbcea01..ea146c3938c 100644 --- a/sql/sql_string.cc +++ b/sql/sql_string.cc @@ -130,7 +130,7 @@ bool String::set_int(longlong num, bool unsigned_flag, CHARSET_INFO *cs) bool String::set_real(double num,uint decimals, CHARSET_INFO *cs) { - char buff[331]; + char buff[FLOATING_POINT_BUFFER]; uint dummy_errors; str_charset=cs; @@ -200,7 +200,9 @@ end: #else #ifdef HAVE_SNPRINTF buff[sizeof(buff)-1]=0; // Safety - snprintf(buff,sizeof(buff)-1, "%.*f",(int) decimals,num); + int num_chars= snprintf(buff, sizeof(buff)-1, "%.*f",(int) decimals, num); + DBUG_ASSERT(num_chars > 0); + DBUG_ASSERT(num_chars < (int) sizeof(buff)); #else sprintf(buff,"%.*f",(int) decimals,num); #endif |