Valgrind reporting lots of memory leaks in 2.44
Steps to reproduce
Input file used: test.gv
Command line:
valgrind --leak-check=full --log-file=valgrind_output.txt dot -Tplain -O test.gv
Output: test.gv.plain
Expected Behaviour
test.gv.plain created with no memory leaks.
Actual Behaviour
Valgrind output: valgrind_output.txt
OS Version
Linux Ubuntu 18.04.5 LTS
gcc version used to compile GraphViz:
gcc (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0
Graphviz Version
dot - graphviz version 2.44.0 (20200408.0750)
Additional info
config.log from build: config.log