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Date: Mon, 13 Apr 2026 15:09:15 +0200
From: Emanuele Rocca &lt;ema@debian.org&gt;
To: maintonly@bugs.debian.org
Subject: openmpi: ftbfs with GCC-16
Message-ID: &lt;adzq-3R6RfxoxoPE@ariel.home&gt;
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X-Debian-User: ema
Delivered-To: maintonly@bugs.debian.org

Package: src:openmpi
Version: 5.0.10-1
Severity: important
Tags: sid forky ftbfs
User: debian-gcc@lists.debian.org
Usertags: ftbfs-gcc-16

Hi,

openmpi fails to build in a test rebuild on at least amd64 and arm64 with
gcc-16/g++-16, but builds properly with gcc-15/g++-15. The severity of this
report will be raised before the forky release.

The full build log can be found at:
https://people.debian.org/~ema/gcc-16-rebuilds/output-1/openmpi_arm64.build.xz

The last lines of the build log are at the end of this report.

To build with GCC 16, either set CC=gcc-16 CXX=g++-16 explicitly,
or install the gcc, g++, gfortran, ... packages from experimental.

  apt-get -t=experimental install g++ 

Common build failures include unused (but set) variables, array subscripts
partly outside array bounds, and new/dropped symbols in Debian symbols files.
For other C/C++ related build failures see the porting guide at
http://gcc.gnu.org/gcc-16/porting_to.html

Please only close this issue after double-checking that the package can be
built correctly with GCC 16.

Please do not reassign this bug to another package. If a fix in another package
is required, then file a bug for the other package (or clone), and mark this
bug as blocked by the bug in the other package.

[...]


libtool: link: ranlib .libs/libmca_osc_rdma.a
libtool: link: ( cd &quot;.libs&quot; &amp;&amp; rm -f &quot;libmca_osc_rdma.la&quot; &amp;&amp; ln -s &quot;../libmca_osc_rdma.la&quot; &quot;libmca_osc_rdma.la&quot; )
make[4]: Leaving directory '/build/reproducible-path/openmpi-5.0.10/debian/build-gfortran/ompi/mca/osc/rdma'
Making all in mca/osc/ucx
make[4]: Entering directory '/build/reproducible-path/openmpi-5.0.10/debian/build-gfortran/ompi/mca/osc/ucx'
/bin/bash ../../../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/osc/ucx -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c   -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c -o osc_ucx_comm.lo ../../../../../../ompi/mca/osc/ucx/osc_ucx_comm.c
/bin/bash ../../../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/osc/ucx -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c   -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c -o osc_ucx_component.lo ../../../../../../ompi/mca/osc/ucx/osc_ucx_component.c
/bin/bash ../../../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/osc/ucx -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c   -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c -o osc_ucx_request.lo ../../../../../../ompi/mca/osc/ucx/osc_ucx_request.c
/bin/bash ../../../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/osc/ucx -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c   -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c -o osc_ucx_active_target.lo ../../../../../../ompi/mca/osc/ucx/osc_ucx_active_target.c
/bin/bash ../../../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/osc/ucx -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c   -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c -o osc_ucx_passive_target.lo ../../../../../../ompi/mca/osc/ucx/osc_ucx_passive_target.c
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/osc/ucx -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c ../../../../../../ompi/mca/osc/ucx/osc_ucx_active_target.c  -fPIC -DPIC -o .libs/osc_ucx_active_target.o
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/osc/ucx -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c ../../../../../../ompi/mca/osc/ucx/osc_ucx_request.c  -fPIC -DPIC -o .libs/osc_ucx_request.o
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/osc/ucx -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c ../../../../../../ompi/mca/osc/ucx/osc_ucx_component.c  -fPIC -DPIC -o .libs/osc_ucx_component.o
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/osc/ucx -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c ../../../../../../ompi/mca/osc/ucx/osc_ucx_passive_target.c  -fPIC -DPIC -o .libs/osc_ucx_passive_target.o
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/osc/ucx -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c ../../../../../../ompi/mca/osc/ucx/osc_ucx_comm.c  -fPIC -DPIC -o .libs/osc_ucx_comm.o
/bin/bash ../../../../libtool  --tag=CC   --mode=link gcc  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -module -avoid-version  -Wl,-z,relro -L/usr/lib/aarch64-linux-gnu/pmix2/lib -Wl,-rpath -Wl,/usr/lib/aarch64-linux-gnu/pmix2/lib -Wl,--enable-new-dtags -o libmca_osc_ucx.la  osc_ucx_comm.lo osc_ucx_component.lo osc_ucx_request.lo osc_ucx_active_target.lo osc_ucx_passive_target.lo -lucp -luct -lucs -lucm -lm -levent_core -levent_pthreads -lhwloc -lpmix
libtool: link: ar cr .libs/libmca_osc_ucx.a .libs/osc_ucx_comm.o .libs/osc_ucx_component.o .libs/osc_ucx_request.o .libs/osc_ucx_active_target.o .libs/osc_ucx_passive_target.o 
libtool: link: ranlib .libs/libmca_osc_ucx.a
libtool: link: ( cd &quot;.libs&quot; &amp;&amp; rm -f &quot;libmca_osc_ucx.la&quot; &amp;&amp; ln -s &quot;../libmca_osc_ucx.la&quot; &quot;libmca_osc_ucx.la&quot; )
make[4]: Leaving directory '/build/reproducible-path/openmpi-5.0.10/debian/build-gfortran/ompi/mca/osc/ucx'
Making all in mca/part/persist
make[4]: Entering directory '/build/reproducible-path/openmpi-5.0.10/debian/build-gfortran/ompi/mca/part/persist'
/bin/bash ../../../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/part/persist -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c   -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c -o part_persist.lo ../../../../../../ompi/mca/part/persist/part_persist.c
/bin/bash ../../../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/part/persist -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c   -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c -o part_persist_component.lo ../../../../../../ompi/mca/part/persist/part_persist_component.c
/bin/bash ../../../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/part/persist -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c   -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c -o part_persist_recvreq.lo ../../../../../../ompi/mca/part/persist/part_persist_recvreq.c
/bin/bash ../../../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/part/persist -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c   -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c -o part_persist_request.lo ../../../../../../ompi/mca/part/persist/part_persist_request.c
/bin/bash ../../../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/part/persist -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c   -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix  -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c -o part_persist_sendreq.lo ../../../../../../ompi/mca/part/persist/part_persist_sendreq.c
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/part/persist -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c ../../../../../../ompi/mca/part/persist/part_persist_component.c  -fPIC -DPIC -o .libs/part_persist_component.o
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/part/persist -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c ../../../../../../ompi/mca/part/persist/part_persist_request.c  -fPIC -DPIC -o .libs/part_persist_request.o
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/part/persist -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c ../../../../../../ompi/mca/part/persist/part_persist.c  -fPIC -DPIC -o .libs/part_persist.o
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/part/persist -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c ../../../../../../ompi/mca/part/persist/part_persist_sendreq.c  -fPIC -DPIC -o .libs/part_persist_sendreq.o
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../../../../../ompi/mca/part/persist -I../../../../opal/include -I../../../../ompi/include -I../../../../oshmem/include -I../../../../ompi/mpiext/cuda/c -I../../../../ompi/mpiext/rocm/c -iquote../../../../../.. -iquote../../../.. -iquote../../../../../../opal/include -iquote../../../../../../ompi/include -iquote../../../../../../oshmem/include -Wdate-time -D_FORTIFY_SOURCE=2 -I/usr/lib/aarch64-linux-gnu/pmix2/include -I/usr/lib/aarch64-linux-gnu/pmix2/include/pmix -DNDEBUG -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/openmpi-5.0.10=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -O3 -finline-functions -c ../../../../../../ompi/mca/part/persist/part_persist_recvreq.c  -fPIC -DPIC -o .libs/part_persist_recvreq.o
In file included from ../../../../../../ompi/mca/part/persist/part_persist_sendreq.c:22:
In function 'mca_part_persist_start',
    inlined from 'mca_part_persist_start' at ../../../../../../ompi/mca/part/persist/part_persist.h:500:23,
    inlined from 'mca_part_persist_start' at ../../../../../../ompi/mca/part/persist/part_persist.h:500:23,
    inlined from 'mca_part_persist_start' at ../../../../../../ompi/mca/part/persist/part_persist.h:500:23,
    inlined from 'mca_part_persist_start' at ../../../../../../ompi/mca/part/persist/part_persist.h:500:23,
    inlined from 'mca_part_persist_start' at ../../../../../../ompi/mca/part/persist/part_persist.h:500:23:
../../../../../../ompi/mca/part/persist/part_persist.h:484:1: error: inlining failed in call to 'always_inline' 'mca_part_persist_start': --param max-inline-insns-single limit reached
  484 | mca_part_persist_start(size_t count, ompi_request_t** requests)
      | ^~~~~~~~~~~~~~~~~~~~~~
../../../../../../ompi/mca/part/persist/part_persist.h:500:23: note: called from here
  500 |                 err = req-&gt;persist_reqs[0]-&gt;req_start(req-&gt;real_parts, req-&gt;persist_reqs);
      |                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from ../../../../../../ompi/mca/part/persist/part_persist_recvreq.c:22:
In function 'mca_part_persist_start',
    inlined from 'mca_part_persist_start' at ../../../../../../ompi/mca/part/persist/part_persist.h:500:23,
    inlined from 'mca_part_persist_start' at ../../../../../../ompi/mca/part/persist/part_persist.h:500:23,
    inlined from 'mca_part_persist_start' at ../../../../../../ompi/mca/part/persist/part_persist.h:500:23,
    inlined from 'mca_part_persist_start' at ../../../../../../ompi/mca/part/persist/part_persist.h:500:23,
    inlined from 'mca_part_persist_start' at ../../../../../../ompi/mca/part/persist/part_persist.h:500:23:
../../../../../../ompi/mca/part/persist/part_persist.h:484:1: error: inlining failed in call to 'always_inline' 'mca_part_persist_start': --param max-inline-insns-single limit reached
  484 | mca_part_persist_start(size_t count, ompi_request_t** requests)
      | ^~~~~~~~~~~~~~~~~~~~~~
../../../../../../ompi/mca/part/persist/part_persist.h:500:23: note: called from here
  500 |                 err = req-&gt;persist_reqs[0]-&gt;req_start(req-&gt;real_parts, req-&gt;persist_reqs);
      |                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
make[4]: *** [Makefile:1564: part_persist_sendreq.lo] Error 1
make[4]: *** Waiting for unfinished jobs....
make[4]: *** [Makefile:1564: part_persist_recvreq.lo] Error 1
make[4]: Leaving directory '/build/reproducible-path/openmpi-5.0.10/debian/build-gfortran/ompi/mca/part/persist'
make[3]: *** [Makefile:2711: all-recursive] Error 1
make[3]: Leaving directory '/build/reproducible-path/openmpi-5.0.10/debian/build-gfortran/ompi'
make[2]: *** [Makefile:1547: all-recursive] Error 1
make[2]: Leaving directory '/build/reproducible-path/openmpi-5.0.10/debian/build-gfortran'
dh_auto_build: error: cd debian/build-gfortran &amp;&amp; make -j128 returned exit code 2
make[1]: *** [debian/rules:139: override_dh_auto_build] Error 25
make[1]: Leaving directory '/build/reproducible-path/openmpi-5.0.10'
make: *** [debian/rules:83: binary] Error 2
dpkg-buildpackage: error: debian/rules binary subprocess failed with exit status 2
]