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Auto merge of #140015 - GuillaumeGomez:subtree-update_cg_gcc_2025-04-18, r=antoyo
Subtree update GCC backend cc `@antoyo`
2 parents 191df20 + cc359b8 commit 2ef7858

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‎compiler/rustc_codegen_gcc/.github/workflows/ci.yml

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name: CI
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on:
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- push
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- pull_request
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push:
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branches:
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- master
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pull_request:
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permissions:
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contents: read
@@ -121,3 +123,22 @@ jobs:
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run: |
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cd build_system
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cargo test
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# Summary job for the merge queue.
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# ALL THE PREVIOUS JOBS NEED TO BE ADDED TO THE `needs` SECTION OF THIS JOB!
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success:
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needs: [build, duplicates, build_system]
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# We need to ensure this job does *not* get skipped if its dependencies fail,
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# because a skipped job is considered a success by GitHub. So we have to
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# overwrite `if:`. We use `!cancelled()` to ensure the job does still not get run
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# when the workflow is canceled manually.
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if: ${{ !cancelled() }}
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runs-on: ubuntu-latest
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steps:
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# Manually check the status of all dependencies. `if: failure()` does not work.
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- name: Conclusion
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run: |
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# Print the dependent jobs to see them in the CI log
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jq -C <<< '${{ toJson(needs) }}'
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# Check if all jobs that we depend on (in the needs array) were successful.
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jq --exit-status 'all(.result == "success")' <<< '${{ toJson(needs) }}'

‎compiler/rustc_codegen_gcc/.github/workflows/failures.yml

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name: Failures
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on:
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- pull_request
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push:
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branches:
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- master
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pull_request:
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permissions:
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contents: read
@@ -108,3 +111,22 @@ jobs:
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echo "Error: 'the compiler unexpectedly panicked' found in output logs. CI Error!!"
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exit 1
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fi
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# Summary job for the merge queue.
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# ALL THE PREVIOUS JOBS NEED TO BE ADDED TO THE `needs` SECTION OF THIS JOB!
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success_failures:
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needs: [build]
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# We need to ensure this job does *not* get skipped if its dependencies fail,
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# because a skipped job is considered a success by GitHub. So we have to
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# overwrite `if:`. We use `!cancelled()` to ensure the job does still not get run
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# when the workflow is canceled manually.
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if: ${{ !cancelled() }}
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runs-on: ubuntu-latest
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steps:
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# Manually check the status of all dependencies. `if: failure()` does not work.
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- name: Conclusion
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run: |
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# Print the dependent jobs to see them in the CI log
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jq -C <<< '${{ toJson(needs) }}'
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# Check if all jobs that we depend on (in the needs array) were successful.
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jq --exit-status 'all(.result == "success")' <<< '${{ toJson(needs) }}'

‎compiler/rustc_codegen_gcc/.github/workflows/gcc12.yml

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name: CI libgccjit 12
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on:
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- push
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- pull_request
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push:
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branches:
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- master
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pull_request:
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permissions:
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contents: read
@@ -85,3 +87,22 @@ jobs:
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#- name: Run tests
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#run: |
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#./y.sh test --release --clean --build-sysroot ${{ matrix.commands }} --no-default-features
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# Summary job for the merge queue.
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# ALL THE PREVIOUS JOBS NEED TO BE ADDED TO THE `needs` SECTION OF THIS JOB!
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success_gcc12:
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needs: [build]
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# We need to ensure this job does *not* get skipped if its dependencies fail,
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# because a skipped job is considered a success by GitHub. So we have to
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# overwrite `if:`. We use `!cancelled()` to ensure the job does still not get run
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# when the workflow is canceled manually.
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if: ${{ !cancelled() }}
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runs-on: ubuntu-latest
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steps:
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# Manually check the status of all dependencies. `if: failure()` does not work.
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- name: Conclusion
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run: |
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# Print the dependent jobs to see them in the CI log
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jq -C <<< '${{ toJson(needs) }}'
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# Check if all jobs that we depend on (in the needs array) were successful.
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jq --exit-status 'all(.result == "success")' <<< '${{ toJson(needs) }}'

‎compiler/rustc_codegen_gcc/.github/workflows/m68k.yml

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name: m68k CI
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on:
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- push
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- pull_request
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push:
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branches:
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- master
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pull_request:
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permissions:
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contents: read
@@ -105,3 +107,22 @@ jobs:
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- name: Run tests
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run: |
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./y.sh test --release --clean --build-sysroot --sysroot-features compiler_builtins/no-f16-f128 ${{ matrix.commands }}
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# Summary job for the merge queue.
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# ALL THE PREVIOUS JOBS NEED TO BE ADDED TO THE `needs` SECTION OF THIS JOB!
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success_m68k:
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needs: [build]
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# We need to ensure this job does *not* get skipped if its dependencies fail,
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# because a skipped job is considered a success by GitHub. So we have to
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# overwrite `if:`. We use `!cancelled()` to ensure the job does still not get run
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# when the workflow is canceled manually.
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if: ${{ !cancelled() }}
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runs-on: ubuntu-latest
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steps:
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# Manually check the status of all dependencies. `if: failure()` does not work.
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- name: Conclusion
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run: |
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# Print the dependent jobs to see them in the CI log
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jq -C <<< '${{ toJson(needs) }}'
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# Check if all jobs that we depend on (in the needs array) were successful.
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jq --exit-status 'all(.result == "success")' <<< '${{ toJson(needs) }}'

‎compiler/rustc_codegen_gcc/.github/workflows/release.yml

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name: CI with sysroot compiled in release mode
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on:
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- push
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- pull_request
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push:
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branches:
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- master
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pull_request:
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permissions:
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contents: read
@@ -82,3 +84,22 @@ jobs:
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echo "Test is done with LTO enabled, hence inlining should occur across crates"
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exit 1
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fi
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# Summary job for the merge queue.
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# ALL THE PREVIOUS JOBS NEED TO BE ADDED TO THE `needs` SECTION OF THIS JOB!
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success_release:
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needs: [build]
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# We need to ensure this job does *not* get skipped if its dependencies fail,
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# because a skipped job is considered a success by GitHub. So we have to
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# overwrite `if:`. We use `!cancelled()` to ensure the job does still not get run
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# when the workflow is canceled manually.
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if: ${{ !cancelled() }}
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runs-on: ubuntu-latest
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steps:
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# Manually check the status of all dependencies. `if: failure()` does not work.
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- name: Conclusion
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run: |
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# Print the dependent jobs to see them in the CI log
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jq -C <<< '${{ toJson(needs) }}'
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# Check if all jobs that we depend on (in the needs array) were successful.
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jq --exit-status 'all(.result == "success")' <<< '${{ toJson(needs) }}'

‎compiler/rustc_codegen_gcc/.github/workflows/stdarch.yml

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name: stdarch tests with sysroot compiled in release mode
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on:
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- push
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- pull_request
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push:
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branches:
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- master
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pull_request:
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permissions:
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contents: read
@@ -102,3 +104,22 @@ jobs:
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# TODO: remove --skip test_mm512_stream_ps when stdarch is updated in rustc.
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# TODO: remove --skip test_tile_ when it's implemented.
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STDARCH_TEST_EVERYTHING=1 CHANNEL=release CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_RUNNER="${{ matrix.cargo_runner }}" TARGET=x86_64-unknown-linux-gnu CG_RUSTFLAGS="-Ainternal_features --cfg stdarch_intel_sde" ./y.sh cargo test --manifest-path build/build_sysroot/sysroot_src/library/stdarch/Cargo.toml -- --skip rtm --skip tbm --skip sse4a --skip test_mm512_stream_ps --skip test_tile_
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# Summary job for the merge queue.
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# ALL THE PREVIOUS JOBS NEED TO BE ADDED TO THE `needs` SECTION OF THIS JOB!
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success_stdarch:
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needs: [build]
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# We need to ensure this job does *not* get skipped if its dependencies fail,
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# because a skipped job is considered a success by GitHub. So we have to
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# overwrite `if:`. We use `!cancelled()` to ensure the job does still not get run
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# when the workflow is canceled manually.
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if: ${{ !cancelled() }}
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runs-on: ubuntu-latest
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steps:
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# Manually check the status of all dependencies. `if: failure()` does not work.
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- name: Conclusion
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run: |
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# Print the dependent jobs to see them in the CI log
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jq -C <<< '${{ toJson(needs) }}'
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# Check if all jobs that we depend on (in the needs array) were successful.
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jq --exit-status 'all(.result == "success")' <<< '${{ toJson(needs) }}'

‎compiler/rustc_codegen_gcc/Cargo.lock

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@@ -56,18 +56,18 @@ dependencies = [
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[[package]]
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name = "gccjit"
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version = "2.4.0"
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version = "2.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "72fd91f4adbf02b53cfc73c97bc33c5f253009043f30c56a5ec08dd5c8094dc8"
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checksum = "2895ddec764de7ac76fe6c056050c4801a80109c066f177a00a9cc8dee02b29b"
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dependencies = [
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"gccjit_sys",
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]
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[[package]]
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name = "gccjit_sys"
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version = "0.5.0"
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version = "0.6.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0fb7b8f48a75e2cfe78c3d9a980b32771c34ffd12d196021ab3f98c49fbd2f0d"
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checksum = "ac133db68db8a6a8b2c51ef4b18d8ea16682d5814c4641272fe37bbbc223d5f3"
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dependencies = [
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"libc",
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]

‎compiler/rustc_codegen_gcc/Cargo.toml

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@@ -22,7 +22,7 @@ master = ["gccjit/master"]
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default = ["master"]
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2424
[dependencies]
25-
gccjit = "2.4"
25+
gccjit = "2.5"
2626
#gccjit = { git = "https://github.com/rust-lang/gccjit.rs" }
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# Local copy.

‎compiler/rustc_codegen_gcc/Readme.md

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## Building
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2525
**This requires a patched libgccjit in order to work.
26-
You need to use my [fork of gcc](https://github.com/antoyo/gcc) which already includes these patches.**
26+
You need to use my [fork of gcc](https://github.com/rust-lang/gcc) which already includes these patches.**
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2828
```bash
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$ cp config.example.toml config.toml
@@ -40,7 +40,7 @@ to do a few more things.
4040
To build it (most of these instructions come from [here](https://gcc.gnu.org/onlinedocs/jit/internals/index.html), so don't hesitate to take a look there if you encounter an issue):
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```bash
43-
$ git clone https://github.com/antoyo/gcc
43+
$ git clone https://github.com/rust-lang/gcc
4444
$ sudo apt install flex libmpfr-dev libgmp-dev libmpc3 libmpc-dev
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$ mkdir gcc-build gcc-install
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$ cd gcc-build

‎compiler/rustc_codegen_gcc/build_system/src/clone_gcc.rs

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6161
return Ok(());
6262
};
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64-
let result = git_clone("https://github.com/%3Cspan%20class="x x-first x-last">antoyo/gcc", Some(&args.out_path), false)?;
64+
let result = git_clone("https://github.com/%3Cspan%20class="x x-first x-last">rust-lang/gcc", Some(&args.out_path), false)?;
6565
if result.ran_clone {
6666
let gcc_commit = args.config_info.get_gcc_commit()?;
6767
println!("Checking out GCC commit `{}`...", gcc_commit);

‎compiler/rustc_codegen_gcc/build_system/src/test.rs

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529529

530530
env.insert("COMPILETEST_FORCE_STAGE0".to_string(), "1".to_string());
531531

532-
let extra =
533-
if args.is_using_gcc_master_branch() { "" } else { " -Csymbol-mangling-version=v0" };
534-
535-
let rustc_args = &format!(
536-
r#"-Zpanic-abort-tests \
537-
-Zcodegen-backend="{pwd}/target/{channel}/librustc_codegen_gcc.{dylib_ext}" \
538-
--sysroot "{sysroot_dir}" -Cpanic=abort{extra}"#,
532+
let codegen_backend_path = format!(
533+
"{pwd}/target/{channel}/librustc_codegen_gcc.{dylib_ext}",
539534
pwd = std::env::current_dir()
540535
.map_err(|error| format!("`current_dir` failed: {:?}", error))?
541536
.display(),
542537
channel = args.config_info.channel.as_str(),
543538
dylib_ext = args.config_info.dylib_ext,
544-
sysroot_dir = args.config_info.sysroot_path,
545-
extra = extra,
539+
);
540+
541+
let extra =
542+
if args.is_using_gcc_master_branch() { "" } else { " -Csymbol-mangling-version=v0" };
543+
544+
let rustc_args = format!(
545+
"-Zpanic-abort-tests -Zcodegen-backend={codegen_backend_path} --sysroot {} -Cpanic=abort{extra}",
546+
args.config_info.sysroot_path
546547
);
547548

548549
run_command_with_env(
@@ -677,7 +678,7 @@ fn test_projects(env: &Env, args: &TestArg) -> Result<(), String> {
677678
fn test_libcore(env: &Env, args: &TestArg) -> Result<(), String> {
678679
// FIXME: create a function "display_if_not_quiet" or something along the line.
679680
println!("[TEST] libcore");
680-
let path = get_sysroot_dir().join("sysroot_src/library/core/tests");
681+
let path = get_sysroot_dir().join("sysroot_src/library/coretests");
681682
let _ = remove_dir_all(path.join("target"));
682683
run_cargo_command(&[&"test"], Some(&path), env, args)?;
683684
Ok(())

‎compiler/rustc_codegen_gcc/doc/add-attribute.md

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@@ -14,4 +14,4 @@ Finally, you need to update this repository by calling the relevant API you adde
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1515
To test it, build `gcc`, run `cargo update -p gccjit` and then you can test the generated output for a given Rust crate.
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17-
[gccjit.rs]: https://github.com/antoyo/gccjit.rs
17+
[gccjit.rs]: https://github.com/rust-lang/gccjit.rs

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