I compiled a recent tip with fsanitize=undefined
Running make check results in few errors:
libinterp/corefcn/graphics.cc-tst ...................libinterp/corefcn/graphics.h:5174:41: runtime error: load of value 53, which is not a valid value for type 'bool'
PASS 41/41
libinterp/corefcn/typecast.cc-tst ...................../libinterp/corefcn/typecast.cc:80:15: runtime error: null pointer passed as argument 2, which is declared to never be null
PASS 59/59
libinterp/dldfcn/symbfact.cc-tst ....................../liboctave/array/Sparse.h:526:57: runtime error: load of value 80, which is not a valid value for type 'bool'
PASS 4/4
general/isequal.m ...................................../liboctave/array/idx-vector.cc:623:19: runtime error: null pointer passed as argument 2, which is declared to never be null
PASS 60/60
io.tst ......................................................../libinterp/corefcn/ls-mat5.cc:2418:12: runtime error: null pointer passed as argument 1, which is declared to never be null
../libinterp/corefcn/ls-mat5.cc:2419:13: runtime error: null pointer passed as argument 1, which is declared to never be null
PASS 142/142
Not sure how serious are those -- but hopefully this info of some interest.
Dmitri.
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