Package: nethack Version: 3.4.3-15 Usertags: goto-cc During a rebuild of all Debian packages in a clean sid chroot (using cowbuilder and 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.
[...] gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security -Wall -Wl,-z,relro -o nethack.console monst.o objects.o allmain.o alloc.o apply.o artifact.o attrib.o ball.o bones.o botl.o cmd.o dbridge.o decl.o detect.o dig.o display.o dlb.o do.o do_name.o do_wear.o dog.o dogmove.o dokick.o dothrow.o drawing.o dungeon.o eat.o end.o engrave.o exper.o explode.o extralev.o files.o fountain.o hack.o hacklib.o invent.o light.o lock.o mail.o makemon.o mapglyph.o mcastu.o mhitm.o mhitu.o minion.o mklev.o mkmap.o mkmaze.o mkobj.o mkroom.o mon.o mondata.o monmove.o monstr.o mplayer.o mthrowu.o muse.o music.o o_init.o objnam.o options.o pager.o pickup.o pline.o polyself.o potion.o pray.o priest.o quest.o questpgr.o read.o rect.o region.o restore.o rip.o rnd.o role.o rumors.o save.o shk.o shknam.o sit.o sounds.o sp_lev.o spell.o steal.o steed.o teleport.o timeout.o topten.o track.o trap.o u_init.o uhitm.o vault.o vision.o vis_tab.o weapon.o were.o wield.o windows.o wizard.o worm.o worn.o write.o zap.o ioctl.o unixmain.o unixtty.o unixunix.o unixres.o getline.o termcap.o topl.o wintty.o cursmain.o curswins.o cursmisc.o cursdial.o cursstat.o cursinit.o cursmesg.o version.o -lncurses error: conflicting function declarations "check_leash" old definition in module allmain file ../include/extern.h line 41 void (signed int, signed int) new definition in module apply file apply.c line 542 void (signed char x, signed char y) Makefile:423: recipe for target 'Sysunix' failed make[1]: *** [Sysunix] Error 64 This will result in undefined behaviour in at least one of the two following ways: - A value greater than 127 is passed in; - big endian systems will fail to pick the right byte, even if all values are below 127. Best, Michael
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