parseaut: fix handling of [ outside HOA

Fixes #509.

* spot/parseaut/scanaut.ll: Reset ->str whenever a [ is read,
so that we do not attempt to clear ->str while reading garbage.
* NEWS: Mention the bug.
* tests/core/parseaut.test: Test it.
This commit is contained in:
Alexandre Duret-Lutz 2022-06-23 17:19:09 +02:00
parent b4279d3a12
commit 9222e9713b
3 changed files with 19 additions and 0 deletions

View file

@ -2961,3 +2961,13 @@ EOF
# At some point, this crashed with
# input buffer overflow, can't enlarge buffer because scanner uses REJECT
run 0 autfilt -q bigaut
# This issued to segfault, because the parser assumed a '[' token was
# always attached to a string, while that was only true in HOA mode.
cat >input <<EOF
"foo" [t] --END--
EOF
autfilt -q input && exit 1
test $? -eq 2
: