shiftNegativeLHS
ftp://ftp.de.debian.org/debian/pool/main/g/grace/grace_5.1.25.orig.tar.gz
head grace-5.1.25/T1lib/type1/hints.c:852:36: portability: Shifting a negative value is technically undefined behaviour [shiftNegativeLHS]
head grace-5.1.25/T1lib/type1/hints.c:860:36: portability: Shifting a negative value is technically undefined behaviour [shiftNegativeLHS]
head grace-5.1.25/T1lib/type1/regions.c:166:52: portability: Shifting a negative value is technically undefined behaviour [shiftNegativeLHS]
head grace-5.1.25/T1lib/type1/token.c:445:39: portability: Shifting a negative value is technically undefined behaviour [shiftNegativeLHS]
head grace-5.1.25/T1lib/type1/token.c:456:41: portability: Shifting a negative value is technically undefined behaviour [shiftNegativeLHS]
ftp://ftp.de.debian.org/debian/pool/main/g/gtkwave/gtkwave_3.3.121.orig.tar.gz
head gtkwave-gtk3-3.3.121/src/bitvec.c:280:42: portability: Shifting a negative value is technically undefined behaviour [shiftNegativeLHS]
head gtkwave-gtk3-3.3.121/src/bitvec.c:409:42: portability: Shifting a negative value is technically undefined behaviour [shiftNegativeLHS]