Sync from rust 2024/12/11

.github/workflows/ci.yml

@@ -87,17 +87,14 @@ jobs:
 
     - name: Clean
       run: |
-        ./y.sh clean all      
+        ./y.sh clean all
 
     - name: Prepare dependencies
       run: |
         git config --global user.email "user@example.com"
         git config --global user.name "User"
         ./y.sh prepare
 
-    - name: Add more failing tests because the sysroot is not compiled with LTO
-      run: cat tests/failing-non-lto-tests.txt >> tests/failing-ui-tests.txt
-
     - name: Run tests
       run: |
         ./y.sh test --release --clean --build-sysroot ${{ matrix.commands }}

.github/workflows/failures.yml

@@ -90,23 +90,20 @@ jobs:
       if: matrix.libgccjit_version.gcc != 'libgccjit12.so'
       run: ./y.sh prepare
 
-    - name: Add more failing tests because the sysroot is not compiled with LTO
-      run: cat tests/failing-non-lto-tests.txt >> tests/failing-ui-tests.txt
-
     - name: Run tests
       # TODO: re-enable those tests for libgccjit 12.
       if: matrix.libgccjit_version.gcc != 'libgccjit12.so'
       id: tests
       run: |
-        ${{ matrix.libgccjit_version.env_extra }} ./y.sh test --release --clean --build-sysroot --test-failing-rustc ${{ matrix.libgccjit_version.extra }} | tee output_log
+        ${{ matrix.libgccjit_version.env_extra }} ./y.sh test --release --clean --build-sysroot --test-failing-rustc ${{ matrix.libgccjit_version.extra }} 2>&1 | tee output_log
         rg --text "test result" output_log >> $GITHUB_STEP_SUMMARY
 
     - name: Run failing ui pattern tests for ICE
       # TODO: re-enable those tests for libgccjit 12.
       if: matrix.libgccjit_version.gcc != 'libgccjit12.so'
       id: ui-tests
       run: |
-        ${{ matrix.libgccjit_version.env_extra }} ./y.sh test --release --test-failing-ui-pattern-tests ${{ matrix.libgccjit_version.extra }} | tee output_log_ui
+        ${{ matrix.libgccjit_version.env_extra }} ./y.sh test --release --test-failing-ui-pattern-tests ${{ matrix.libgccjit_version.extra }} 2>&1 | tee output_log_ui
         if grep -q "the compiler unexpectedly panicked" output_log_ui; then
           echo "Error: 'the compiler unexpectedly panicked' found in output logs. CI Error!!"
           exit 1

.github/workflows/gcc12.yml

@@ -82,9 +82,6 @@ jobs:
     #- name: Add more failing tests for GCC 12
       #run: cat tests/failing-ui-tests12.txt >> tests/failing-ui-tests.txt
 
-    #- name: Add more failing tests because the sysroot is not compiled with LTO
-      #run: cat tests/failing-non-lto-tests.txt >> tests/failing-ui-tests.txt
-
     #- name: Run tests
       #run: |
         #./y.sh test --release --clean --build-sysroot ${{ matrix.commands }} --no-default-features

.github/workflows/m68k.yml

@@ -102,9 +102,6 @@ jobs:
         git config --global user.name "User"
         ./y.sh prepare --cross
 
-    - name: Add more failing tests because the sysroot is not compiled with LTO
-      run: cat tests/failing-non-lto-tests.txt >> tests/failing-ui-tests.txt
-
     - name: Run tests
       run: |
         ./y.sh test --release --clean --build-sysroot --sysroot-features compiler_builtins/no-f16-f128 ${{ matrix.commands }}

.github/workflows/release.yml

@@ -70,4 +70,9 @@ jobs:
       run: |
         # FIXME(antoyo): we cannot enable LTO for stdarch tests currently because of some failing LTO tests using proc-macros.
         echo -n 'lto = "fat"' >> build_system/build_sysroot/Cargo.toml
-        EMBED_LTO_BITCODE=1 ./y.sh test --release --clean --release-sysroot --build-sysroot ${{ matrix.commands }}
+        EMBED_LTO_BITCODE=1 ./y.sh test --release --clean --release-sysroot --build-sysroot --keep-lto-tests ${{ matrix.commands }}
+
+    - name: Run y.sh cargo build
+      run: |
+        EMBED_LTO_BITCODE=1 CHANNEL="release" ./y.sh cargo build --release --manifest-path tests/hello-world/Cargo.toml
+        # TODO: grep the asm output for "call my_func" and fail if it is found.

Cargo.toml

@@ -28,18 +28,10 @@ gccjit = "2.4"
 # Local copy.
 #gccjit = { path = "../gccjit.rs" }
 
-object = { version = "0.30.1", default-features = false, features = [
-    "std",
-    "read",
-] }
-smallvec = { version = "1.6.1", features = ["union", "may_dangle"] }
-# TODO(antoyo): make tempfile optional.
-tempfile = "3.7.1"
-
 [dev-dependencies]
-lang_tester = "0.8.0"
-tempfile = "3.1.0"
 boml = "0.3.1"
+lang_tester = "0.8.0"
+tempfile = "3.7.1"
 
 [profile.dev]
 # By compiling dependencies with optimizations, performing tests gets much faster.

build_system/src/config.rs

@@ -3,8 +3,8 @@ use std::ffi::OsStr;
 use std::path::{Path, PathBuf};
 use std::{env as std_env, fs};
 
-use boml::types::TomlValue;
 use boml::Toml;
+use boml::types::TomlValue;
 
 use crate::utils::{
     create_dir, create_symlink, get_os_name, get_sysroot_dir, run_command_with_output,