Passing function argument to new inline asm causes link-time errors

[roblabla]

#![feature(asm)]
fn main() {
    unsafe { asm!("call {}", sym test); }
}
extern fn test() {}

https://play.rust-lang.org/?version=nightly&mode=debug&edition=2018&gist=4c66087def8876f1661239ca3b06c976

I expected to see this happen: Compiles and runs properly.

Instead, this happened:

Compiling playground v0.0.1 (/playground)
error: linking with `cc` failed: exit code: 1
  |
  = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/playground/target/debug/deps/playground-61e6f3655c9a6266.playground.emtqmcym-cgu.0.rcgu.o" "-o" "/playground/target/debug/deps/playground-61e6f3655c9a6266" "/playground/target/debug/deps/playground-61e6f3655c9a6266.5cim9a2phvmas1o7.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/playground/target/debug/deps" "-L" "/playground/target/debug/build/backtrace-sys-2c2318cf76eaa6fb/out" "-L" "/playground/target/debug/build/libsqlite3-sys-9220e77262ec64eb/out" "-L" "/playground/target/debug/build/ring-4d36d8941c8a810b/out" "-L" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,--start-group" "-Wl,-Bstatic" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-265ff16c7b6b86f9.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e1b9e36b805e60e6.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-cad809dd31a6a599.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8df8fedea90a4f43.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-80ea260fe87a3015.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-07193842d2b8653a.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-455fbbd57f0ec4a9.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-af3c39aa14f4a8e2.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d9a2bda701b5264b.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ac41f78688451395.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-0465b718f70412d8.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-428d15b56101bdc7.rlib" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-941f7f6bc622e313.rlib" "-Wl,--end-group" "/playground/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a1755b3e88842f5d.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
  = note: /playground/target/debug/deps/playground-61e6f3655c9a6266.playground.emtqmcym-cgu.0.rcgu.o: In function `playground::main':
          /playground/src/main.rs:3: undefined reference to `playground::test'
          collect2: error: ld returned 1 exit status
          

error: aborting due to previous error

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rustc --version --verbose: 1.45.0-nightly (2020-05-21 9310e3b)