portage-ng --merge
>>> Emerging : portage://media-libs/vulkan-layers-1.4.357.0:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-util/glslang-1.4.357.0
│ └─ file ─┤ 4.21 Mb glslang-1.4.357.0.tar.gz
│ download portage://dev-util/spirv-headers-1.4.357.0
│ └─ file ─┤ 558.43 Kb spirv-headers-1.4.357.0.tar.gz
│ download portage://dev-util/spirv-tools-1.4.357.0
│ └─ file ─┤ 3.36 Mb spirv-tools-1.4.357.0.tar.gz
│ download portage://dev-util/vulkan-headers-1.4.357.0
│ └─ file ─┤ 3.22 Mb vulkan-headers-1.4.357.0.tar.gz
│ download portage://dev-util/vulkan-utility-libraries-1.4.357.0
│ └─ file ─┤ 1.28 Mb vulkan-utility-libraries-1.4.357.0.tar.gz
│ download portage://media-libs/vulkan-layers-1.4.357.0
│ └─ file ─┤ 7.99 Mb vulkan-layers-1.4.357.0.tar.gz
└─step 2─┤ install portage://dev-util/vulkan-headers-1.4.357.0
│ └─ conf ─┤ USE = "-test"
│ update portage://dev-util/spirv-headers-1.4.357.0 (replaces pkg://dev-util/spirv-headers-1.4.341.0)
└─step 3─┤ install portage://dev-util/vulkan-utility-libraries-1.4.357.0
│ └─ conf ─┤ USE = "-test"
│ update portage://dev-util/spirv-tools-1.4.357.0 (replaces pkg://dev-util/spirv-tools-1.4.341.0)
│ └─ conf ─┤ USE = "-test"
└─step 4─┤ install portage://dev-util/glslang-1.4.357.0
│ └─ conf ─┤ SLOT = "0/16.4"
└─step 5─┤ install portage://media-libs/vulkan-layers-1.4.357.0
│ └─ conf ─┤ USE = "X* -test -wayland"
└─step 6─┤ run portage://media-libs/vulkan-layers-1.4.357.0
Total: 13 actions (6 downloads, 4 installs, 2 updates, 1 run), grouped into 6 steps.
20.60 Mb to be downloaded.