Fix sysroot build

Author: GuillaumeGomez

build_system/src/build.rs

@@ -1,4 +1,4 @@
-use crate::config::ConfigInfo;
+use crate::config::{Channel, ConfigInfo};
 use crate::utils::{get_gcc_path, run_command, run_command_with_output_and_env, walk_dir};
 use std::collections::HashMap;
 use std::ffi::OsStr;
@@ -7,7 +7,6 @@ use std::path::Path;
 
 #[derive(Default)]
 struct BuildArg {
-    codegen_release_channel: bool,
     flags: Vec<String>,
     gcc_path: String,
     config_info: ConfigInfo,
@@ -25,7 +24,6 @@ impl BuildArg {
 
         while let Some(arg) = args.next() {
             match arg.as_str() {
-                "--release" => build_arg.codegen_release_channel = true,
                 "--no-default-features" => {
                     build_arg.flags.push("--no-default-features".to_string());
                 }
@@ -58,7 +56,6 @@ impl BuildArg {
             r#"
 `build` command help:
 
-    --release              : Build codegen in release mode
     --no-default-features  : Add `--no-default-features` flag
     --features [arg]       : Add a new feature [arg]"#
         );
@@ -118,6 +115,7 @@ pub fn build_sysroot(env: &HashMap<String, String>, config: &ConfigInfo) -> Resu
     if config.sysroot_panic_abort {
         rustflags.push_str(" -Cpanic=abort -Zpanic-abort-tests");
     }
+    rustflags.push_str(" -Z force-unstable-if-unmarked");
     let mut env = env.clone();
     let channel = if config.sysroot_release_channel {
         env.insert(
@@ -194,7 +192,7 @@ fn build_codegen(args: &mut BuildArg) -> Result<(), String> {
     env.insert("LIBRARY_PATH".to_string(), args.gcc_path.clone());
 
     let mut command: Vec<&dyn AsRef<OsStr>> = vec![&"cargo", &"rustc"];
-    if args.codegen_release_channel {
+    if args.config_info.channel == Channel::Release {
         command.push(&"--release");
         env.insert("CHANNEL".to_string(), "release".to_string());
         env.insert("CARGO_INCREMENTAL".to_string(), "1".to_string());

build_system/src/config.rs

@@ -3,6 +3,22 @@ use std::collections::HashMap;
 use std::env as std_env;
 use std::ffi::OsStr;
 
+#[derive(Default, PartialEq, Eq, Clone, Copy, Debug)]
+pub enum Channel {
+    #[default]
+    Debug,
+    Release,
+}
+
+impl Channel {
+    pub fn as_str(self) -> &'static str {
+        match self {
+            Self::Debug => "debug",
+            Self::Release => "release",
+        }
+    }
+}
+
 #[derive(Default, Debug)]
 pub struct ConfigInfo {
     pub target_triple: String,
@@ -12,6 +28,7 @@ pub struct ConfigInfo {
     pub cargo_target_dir: String,
     pub dylib_ext: String,
     pub sysroot_release_channel: bool,
+    pub channel: Channel,
     pub sysroot_panic_abort: bool,
     pub cg_backend_path: String,
     pub sysroot_path: String,
@@ -40,6 +57,7 @@ impl ConfigInfo {
                 _ => return Err("Expected a value after `--out-dir`, found nothing".to_string()),
             },
             "--release-sysroot" => self.sysroot_release_channel = true,
+            "--release" => self.channel = Channel::Release,
             "--sysroot-panic-abort" => self.sysroot_panic_abort = true,
             _ => return Ok(false),
         }
@@ -108,7 +126,7 @@ impl ConfigInfo {
 
         let current_dir =
             std_env::current_dir().map_err(|error| format!("`current_dir` failed: {:?}", error))?;
-        let channel = if self.sysroot_release_channel {
+        let channel = if self.channel == Channel::Release {
             "release"
         } else if let Some(channel) = env.get("CHANNEL") {
             channel.as_str()
@@ -152,6 +170,9 @@ impl ConfigInfo {
         if let Some(cg_rustflags) = env.get("CG_RUSTFLAGS") {
             rustflags.extend_from_slice(&split_args(&cg_rustflags)?);
         }
+        if let Some(test_flags) = env.get("TEST_FLAGS") {
+            rustflags.extend_from_slice(&split_args(&test_flags)?);
+        }
 
         if let Some(linker) = linker {
             rustflags.push(linker.to_string());
@@ -223,6 +244,7 @@ impl ConfigInfo {
             "\
     --target-triple [arg]  : Set the target triple to [arg]
     --out-dir              : Location where the files will be generated
+    --release              : Build in release mode
     --release-sysroot      : Build sysroot in release mode
     --sysroot-panic-abort  : Build the sysroot without unwinding support."
         );

build_system/src/test.rs

@@ -1,5 +1,5 @@
 use crate::build;
-use crate::config::ConfigInfo;
+use crate::config::{Channel, ConfigInfo};
 use crate::utils::{
     get_gcc_path, get_toolchain, remove_file, run_command, run_command_with_env,
     run_command_with_output_and_env, rustc_version_info, split_args, walk_dir,
@@ -104,28 +104,11 @@ fn show_usage() {
     println!("    --help                 : Show this help");
 }
 
-#[derive(Default, PartialEq, Eq, Clone, Copy, Debug)]
-enum Channel {
-    #[default]
-    Debug,
-    Release,
-}
-
-impl Channel {
-    pub fn as_str(self) -> &'static str {
-        match self {
-            Self::Debug => "debug",
-            Self::Release => "release",
-        }
-    }
-}
-
 #[derive(Default, Debug)]
 struct TestArg {
     no_default_features: bool,
     build_only: bool,
     gcc_path: String,
-    channel: Channel,
     use_backend: bool,
     runners: BTreeSet<String>,
     flags: Vec<String>,
@@ -147,10 +130,6 @@ impl TestArg {
 
         while let Some(arg) = args.next() {
             match arg.as_str() {
-                "--release" => {
-                    test_arg.channel = Channel::Release;
-                    test_arg.config_info.sysroot_release_channel = true;
-                }
                 "--no-default-features" => {
                     // To prevent adding it more than once.
                     if !test_arg.no_default_features {
@@ -233,7 +212,7 @@ fn build_if_no_backend(env: &Env, args: &TestArg) -> Result<(), String> {
     }
     let mut command: Vec<&dyn AsRef<OsStr>> = vec![&"cargo", &"rustc"];
     let mut tmp_env;
-    let env = if args.channel == Channel::Release {
+    let env = if args.config_info.channel == Channel::Release {
         tmp_env = env.clone();
         tmp_env.insert("CARGO_INCREMENTAL".to_string(), "1".to_string());
         command.push(&"--release");
@@ -613,7 +592,7 @@ fn asm_tests(env: &Env, args: &TestArg) -> Result<(), String> {
                 pwd = std::env::current_dir()
                     .map_err(|error| format!("`current_dir` failed: {:?}", error))?
                     .display(),
-                channel = args.channel.as_str(),
+                channel = args.config_info.channel.as_str(),
                 dylib_ext = args.config_info.dylib_ext,
             )
             .as_str(),