shiftNegative
ftp://ftp.de.debian.org/debian/pool/main/p/phnxdeco/phnxdeco_0.33.orig.tar.gz
phnxdeco-0.33.orig/src/kernel.c:128:48: error: Shifting by a negative value is undefined behaviour [shiftNegative]
phnxdeco-0.33.orig/src/kernel.c:135:39: error: Shifting by a negative value is undefined behaviour [shiftNegative]
ftp://ftp.de.debian.org/debian/pool/main/p/poppler/poppler_25.03.0.orig.tar.xz
poppler-25.03.0/poppler/Function.cc:284:22: error: Shifting by a negative value is undefined behaviour [shiftNegative]