Bug#660259: mpich2: FTBFS: [sparc] missing files

Steve Langasek vorlon at debian.org
Sun Dec 16 23:29:37 UTC 2012


tags 660259 = patch pending
thanks

The key information in the opa config.log is this:

configure:12452: checking for support for gcc atomic intrinsics
configure:12508: gcc -o conftest  -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -Wall  -I./src -D_FORTIFY_SOURCE=2 -I/home/sthibault/mpich2-1.4.1/src/mpl/include -I/home/sthibault/mpich2-1.4.1/src/mpl/include -I/home/sthibault/mpich2-1.4.1/src/openpa/src -I/home/sthibault/mpich2-1.4.1/src/openpa/src -Wl,-z,relro  conftest.c -lpthread  >&5
conftest.c: In function 'main':
conftest.c:57:9: warning: variable 'c' set but not used [-Wunused-but-set-variable]
configure:12508: $? = 0
configure:12513: result: yes

So yes, despite not having explicit support for sparc atomics with gcc, opa
will build with appropriate primitives on sparc because it supports gcc
intrinsics and gcc intrinsics are available on sparc.

I'm therefore preparing an NMU with the attached patch, based on Samuel's
prior investigation, and will upload it to unstable once built.

Thanks,
-- 
Steve Langasek                   Give me a lever long enough and a Free OS
Debian Developer                   to set it on, and I can move the world.
Ubuntu Developer                                    http://www.debian.org/
slangasek at ubuntu.com                                     vorlon at debian.org
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