Ok, using version 1.0.10 from the github repo I end up with a zero byte Copy.pdf.
CC(target) Release/obj.target/libtiff/src/deps/LibTiff/tif_write.o
../src/deps/LibTiff/tif_write.c:633:49: warning: comparison of integers of
different signs: 'toff_t' (aka 'unsigned int') and 'tsize_t' (aka 'int')
[-Wsign-compare]
&& td->td_stripbytecount[strip] >= cc )
~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~
1 warning generated.
CC(target) Release/obj.target/libtiff/src/deps/LibTiff/tif_zip.o
LIBTOOL-STATIC Release/tiff.a