These are the packages that would be merged, in order:

Calculating dependencies ...

!!! Problem resolving dependencies for =sci-libs/rocFFT-6.4.3
 done!
Dependency resolution took 0.83 s (backtrack: 0/20).


!!! The ebuild selected to satisfy "=sci-libs/rocFFT-6.4.3" has unmet requirements.
- sci-libs/rocFFT-6.4.3::gentoo USE="-benchmark -perfscripts -test" AMDGPU_TARGETS="gfx1030 gfx1100 gfx1101 gfx1200 gfx1201 gfx908 gfx90a gfx942 -gfx1010 -gfx1011 -gfx1012 -gfx1031 -gfx1102 -gfx1103 -gfx1150 -gfx1151 -gfx803 -gfx900 -gfx906 -gfx940 -gfx941" PYTHON_TARGETS="-python3_12 -python3_13"

  The following REQUIRED_USE flag constraints are unsatisfied:
    any-of ( python_targets_python3_12 python_targets_python3_13 )

  The above constraints are a subset of the following complete expression:
    perfscripts? ( benchmark ) any-of ( python_targets_python3_12 python_targets_python3_13 ) any-of ( amdgpu_targets_gfx908 amdgpu_targets_gfx90a amdgpu_targets_gfx942 amdgpu_targets_gfx1030 amdgpu_targets_gfx1100 amdgpu_targets_gfx1101 amdgpu_targets_gfx1200 amdgpu_targets_gfx1201 amdgpu_targets_gfx803 amdgpu_targets_gfx900 amdgpu_targets_gfx906 amdgpu_targets_gfx940 amdgpu_targets_gfx941 amdgpu_targets_gfx1010 amdgpu_targets_gfx1011 amdgpu_targets_gfx1012 amdgpu_targets_gfx1031 amdgpu_targets_gfx1102 amdgpu_targets_gfx1103 amdgpu_targets_gfx1150 amdgpu_targets_gfx1151 )