[Pkg-xen-devel] Bug#443024: xen-3: FTBFS: xc_core.c:195: warning: assuming signed overflow does not occur when assuming that (X + c) < X is always false

[Lucas Nussbaum]

Package: xen-3
version: 3.1.0-2
Severity: serious
User: debian-qa at lists.debian.org
Usertags: qa-ftbfs-20070917 qa-ftbfs
Justification: FTBFS on i386

Hi,

During a rebuild of all packages in sid, your package failed to build on i386.

Relevant part:
make[5]: Entering directory `/build/user/xen-3-3.1.0/debian/build/build-utils_i386/tools/libxc'
gcc  -O2 -fomit-frame-pointer -m32 -march=i686 -DNDEBUG -std=gnu99 -Wall -Wstrict-prototypes -Wno-unused-value -Wdeclaration-after-statement  -D__XEN_TOOLS__ -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -mno-tls-direct-seg-refs -D_GNU_SOURCE -Werror -Wmissing-prototypes -fno-strict-aliasing  -I. -I../xenstore -Wp,-MD,.xc_core.o.d -c -o xc_core.o xc_core.c
cc1: warnings being treated as errors
xc_core.c: In function 'xc_core_shdr_get':
xc_core.c:195: warning: assuming signed overflow does not occur when assuming that (X + c) < X is always false
make[5]: *** [xc_core.o] Error 1
make[5]: Leaving directory `/build/user/xen-3-3.1.0/debian/build/build-utils_i386/tools/libxc'
make[4]: *** [build] Error 2
make[4]: Leaving directory `/build/user/xen-3-3.1.0/debian/build/build-utils_i386/tools/libxc'
make[3]: *** [all] Error 2
make[3]: Leaving directory `/build/user/xen-3-3.1.0/debian/build/build-utils_i386/tools'
make[2]: *** [debian/stamps/build-utils_i386] Error 2
make[2]: Leaving directory `/build/user/xen-3-3.1.0'
make[1]: *** [build-i386-real] Error 2
make[1]: Leaving directory `/build/user/xen-3-3.1.0'
make: *** [debian/stamps/build-base] Error 2

The full build log is available from
http://people.debian.org/~lucas/logs/2007/09/17

A list of current common problems and possible solutions is available at 
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

About the archive rebuild: The rebuild was done on about 50 AMD64 nodes
of the Grid'5000 platform, using a clean chroot containing a sid i386
environment.  Internet was not accessible from the build systems.

-- 
| Lucas Nussbaum
| lucas at lucas-nussbaum.net   http://www.lucas-nussbaum.net/ |
| jabber: lucas at nussbaum.fr             GPG: 1024D/023B3F4F |