Package: morse Version: 2.4-2 Usertags: goto-cc During a rebuild of all packages in a clean sid chroot (and cowbuilder+pbuilder) the build failed with the following error. Please note that we use our research compiler tool-chain (using tools from the cbmc package), which permits extended reporting on type inconsistencies at link time.
cc -o morseLinux morse.o beepLinux.o alarm.o -lm error: conflicting function declarations "AlarmSet" old definition in module beepLinux file alarm.h line 15 void (signed long int) new definition in module alarm file alarm.c line 18 void (signed int time) Makefile:28: recipe for target 'morseLinux' failed make[1]: *** [morseLinux] Error 64 make[1]: Leaving directory '/srv/jenkins-slave/workspace/sid-goto-cc-morse/morse-2.4/morse.d' debian/rules:35: recipe for target 'build-stamp' failed make: *** [build-stamp] Error 2 As the declaration here http://sources.debian.net/src/morse/2.4-2/morse.d/alarm.h?hl=15#L15 claims that AlarmSet takes a time_t (expanding to long int), while the actual implementation expects an int only: http://sources.debian.net/src/morse/2.4-2/morse.d/alarm.c?hl=18#L18 the behaviour is undefined; in particular, big endian systems will end up with zeros in all cases. Best, Michael
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