CI: Add a check for cranelift-codegen (only x86 and aarch64) on no_std tagets (#12812)

* CI: Add a check for cranelift-codegen (only x86 and aarch64) on no_std tagets

* Change -F to --features

* Fix CI: remove unused imports when building without unwind

* Cargo fmt

Author: the-ssd

.github/workflows/main.yml

@@ -564,6 +564,7 @@ jobs:
             cargo check -p wasmtime --no-default-features --features runtime,gc,component-model,pulley,async,debug,debug-builtins,demangle,anyhow &&
             cargo check -p cranelift-control --no-default-features &&
             cargo check -p cranelift-assembler-x64 --lib &&
+            cargo check -p cranelift-codegen --no-default-features --features x86,arm64 &&
             cargo check -p pulley-interpreter --features encode,decode,disas,interp &&
             cargo check -p wasmtime-wasi-io --no-default-features
         # Use `cross` for illumos to have a C compiler/linker available.

cranelift/codegen/src/isa/aarch64/mod.rs

@@ -6,17 +6,21 @@ use crate::isa::aarch64::settings as aarch64_settings;
 #[cfg(feature = "unwind")]
 use crate::isa::unwind::systemv;
 use crate::isa::{Builder as IsaBuilder, FunctionAlignment, IsaFlagsHashKey, TargetIsa};
+#[cfg(feature = "unwind")]
+use crate::machinst::CompiledCode;
 use crate::machinst::{
-    CompiledCode, CompiledCodeStencil, MachInst, MachTextSectionBuilder, Reg, SigSet,
-    TextSectionBuilder, VCode, compile,
+    CompiledCodeStencil, MachInst, MachTextSectionBuilder, Reg, SigSet, TextSectionBuilder, VCode,
+    compile,
 };
 use crate::result::CodegenResult;
 use crate::settings as shared_settings;
 use alloc::string::String;
 use alloc::{boxed::Box, vec::Vec};
 use core::fmt;
 use cranelift_control::ControlPlane;
-use target_lexicon::{Aarch64Architecture, Architecture, OperatingSystem, Triple};
+#[cfg(feature = "unwind")]
+use target_lexicon::OperatingSystem;
+use target_lexicon::{Aarch64Architecture, Architecture, Triple};
 
 // New backend:
 mod abi;