TODO:

• Installable host toolchain (Musl host toolchain #58575)
  • Rustup support (Add x86_64-unknown-linux-musl build rustup#1882)
• Tests passing as the host ( Make tests compatible with musl host  #60474)
• Transition musl targets to dynamically link libc by default
  • MCP approving this: Update the existing musl targets to be dynamically linked. compiler-team#422
• static-pie support static-pie for musl target (remove crt1.o) #53968 (done in Enabling static-pie for musl #70740)
• Update to musl 1.2 x86_64-unknown-linux-musl: backport musl bug fixes or use new 1.2 version? #91178

For people looking how to use as it dynamic target:

RUSTFLAGS="-C target-feature=-crt-static" cargo build