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MDEV-20349: Assertion `to_len >= 8' failed in convert_to_printable

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Use convert_to_printable function to write only non-empty ranges to the optimizer trace
This commit is contained in:
Varun Gupta
2019-08-16 16:49:12 +05:30
parent c221bcdce7
commit 4d5382504d
3 changed files with 57 additions and 0 deletions
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2
sql/sql_string.cc
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@ -1204,6 +1204,8 @@ size_t convert_to_printable_required_length(uint len)
bool String::append_semi_hex(const char *s, uint len, CHARSET_INFO *cs)
{
if (!len)
return false;
size_t dst_len= convert_to_printable_required_length(len);
if (reserve(dst_len))
return true;