make -j fails on lumi

[valassi]

make -j fails on lumi

[valassia@uan02 bash] ~/GPU2023/madgraph4gpuX/epochX/cudacpp/gg_ttgg.mad/SubProcesses/P1_gg_ttxgg > make -j
...
ccache /opt/cray/pe/gcc/11.2.0/bin/gfortran -w -fPIC -O3 -ffast-math -fbounds-check -ffixed-line-length-132   -c -o VVVV3_0.o VVVV3_0.f
ccache /opt/cray/pe/gcc/11.2.0/bin/gfortran -w -fPIC -O3 -ffast-math -fbounds-check -ffixed-line-length-132   -c -o VVVV3P0_1.o VVVV3P0_1.f
ccache /opt/cray/pe/gcc/11.2.0/bin/gfortran -w -fPIC -O3 -ffast-math -fbounds-check -ffixed-line-length-132   -c -o VVVV4_0.o VVVV4_0.f
ccache /opt/cray/pe/gcc/11.2.0/bin/gfortran -w -fPIC -O3 -ffast-math -fbounds-check -ffixed-line-length-132   -c -o VVVV4P0_1.o VVVV4P0_1.f
make[3]: Entering directory '/pfs/lustrep1/users/valassia/GPU2023/madgraph4gpuX/epochX/cudacpp/gg_ttgg.mad/Source/PDF/gammaUPC'
ar cru  ../../../lib/libgammaUPC.a  gammaUPC_dummy.o
ar cru  ../../../lib/libgammaUPC.a  gammaUPC_dummy.o
ar: ../../../lib/libgammaUPC.a: file format not recognized
make[3]: *** [makefile_dummy:14: ../../../lib/libgammaUPC.a] Error 1
make[3]: Leaving directory '/pfs/lustrep1/users/valassia/GPU2023/madgraph4gpuX/epochX/cudacpp/gg_ttgg.mad/Source/PDF/gammaUPC'
cudacpp.mk:189: HIP_HOME was not set: using "/opt/rocm-5.2.3/"
ranlib  ../../../lib/libgammaUPC.a
ar cru  ../../../lib/libbias.a  dummy.o
make[2]: Leaving directory '/pfs/lustrep1/users/valassia/GPU2023/madgraph4gpuX/epochX/cudacpp/gg_ttgg.mad/Source/PDF/gammaUPC'
ranlib  ../../../lib/libbias.a
make[2]: Leaving directory '/pfs/lustrep1/users/valassia/GPU2023/madgraph4gpuX/epochX/cudacpp/gg_ttgg.mad/Source/BIAS/dummy'
...

[valassi]

No longer reproducible... with PR #801 'make -j' is ok on lumi