Auto merge of rust-lang#135336 - tshepang:patch-5, r=jieyouxu

use target feature and not target name

Also, modify 1 test to test cli functionality in all targets

Author: bors

src/doc/rustc-dev-guide/src/tests/directives.md

@@ -188,6 +188,8 @@ settings:
   specified atomic widths, e.g. the test with `//@ needs-target-has-atomic: 8,
   16, ptr` will only run if it supports the comma-separated list of atomic
   widths.
+- `needs-dynamic-linking` - ignores if target does not support dynamic linking,
+  meaning it cannot create `dylib` and `cdylib` crates types
 
 The following directives will check LLVM support:
 

tests/ui/invalid-compile-flags/crate-type-flag.rs

@@ -17,12 +17,11 @@
 //@[staticlib] compile-flags: --crate-type=staticlib
 //@[staticlib] check-pass
 
-//@[dylib] ignore-musl (dylibs are not supported)
-//@[dylib] ignore-wasm (dylibs are not supported)
+//@[dylib] needs-dynamic-linking
 //@[dylib] compile-flags: --crate-type=dylib
 //@[dylib] check-pass
 
-//@[cdylib] ignore-musl (cdylibs are not supported)
+//@[cdylib] needs-dynamic-linking
 //@[cdylib] compile-flags: --crate-type=cdylib
 //@[cdylib] check-pass
 
@@ -39,9 +38,7 @@
 //@[multivalue] compile-flags: --crate-type=lib,rlib,staticlib
 //@[multivalue] check-pass
 
-//@[multivalue_combined] ignore-musl (dylibs are not supported)
-//@[multivalue_combined] ignore-wasm (dylibs are not supported)
-//@[multivalue_combined] compile-flags: --crate-type=lib,rlib,staticlib --crate-type=dylib
+//@[multivalue_combined] compile-flags: --crate-type=lib,rlib --crate-type=staticlib
 //@[multivalue_combined] check-pass
 
 // `proc-macro` is accepted, but `proc_macro` is not.