Package: digitemp Version: 3.6.0+dfsg1-2 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 src/digitemp.o src/device_name.o src/ds2438.o userial/crcutil.o userial/ioutil.o userial/swt1f.o userial/owerr.o userial/cnt1d.o userial/ad26.o userial/ds9097u/ds2480ut.o userial/ds9097u/ownetu.o userial/ds9097u/owllu.o userial/ds9097u/owsesu.o userial/ds9097u/owtrnu.o userial/ds9097u/linuxlnk.o src/ds9097u.o -o digitemp_DS9097U -Wl,-z,relro file ../userial/ds9097u/linuxlnk.c line 334: error: conflicting function declarations "SetBaudCOM" old definition in module ds2480ut file ../userial/ds9097u/ds2480ut.c line 53 void (signed int, unsigned char) new definition in module linuxlnk file ../userial/ds9097u/linuxlnk.c line 334 void (signed int portnum, signed int new_baud) make[2]: *** [ds9097u] Error 64 make[2]: Leaving directory `/srv/jenkins-slave/workspace/sid-goto-cc-digitemp/digitemp-3.6.0+dfsg1/build-serial' The type conflict unsigned char vs. signed int on parameter new_baud may result in undefined behaviour in several ways, including arbitrary values being passed to SetBaudCOM. Best, Michael
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