py/lexer: Clear fstring_args vstr on lexer free.

This was missed in 692d36d779.  It's not
strictly necessary as the GC will clean it anyway, but it's good to
pre-emptively gc_free() all the blocks used in lexing/parsing.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
This commit is contained in:
Jim Mussared 2021-08-18 11:51:10 +10:00 committed by Damien George
parent 44818d1a35
commit 5555f147df

View File

@ -878,6 +878,9 @@ void mp_lexer_free(mp_lexer_t *lex) {
if (lex) {
lex->reader.close(lex->reader.data);
vstr_clear(&lex->vstr);
#if MICROPY_PY_FSTRINGS
vstr_clear(&lex->fstring_args);
#endif
m_del(uint16_t, lex->indent_level, lex->alloc_indent_level);
m_del_obj(mp_lexer_t, lex);
}