From 45a42b0393d2eec971e0a8dbf021ed697d9d24bf Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 13 Jul 2026 22:31:19 +0000
Subject: [PATCH] Revert swift.yml change: swift/ builds C++, not Swift code

---
 .bazelrc                    |  3 +--
 .github/workflows/swift.yml | 10 ++--------
 2 files changed, 3 insertions(+), 10 deletions(-)

diff --git a/.bazelrc b/.bazelrc
index 13919796e5c..55a9b72c3a1 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -14,8 +14,7 @@ build --repo_env=CC=clang --repo_env=CXX=clang++
 
 # macOS Xcode-coupled flags, scoped to Swift builds only so that non-Swift
 # builds (C/C++/Rust/...) work with just the Command Line Tools. Enable
-# with `--config=swift_macos` (see `unified/swift-syntax-rs/README.md`; CI
-# for the `swift/` package passes it in `.github/workflows/swift.yml`).
+# with `--config=swift_macos` (see `unified/swift-syntax-rs/README.md`).
 #
 # - `--xcode_version_config` selects `apple_support`'s xcode_config, whose
 #   version strings match the ones `rules_swift`'s `system_sdk` selects are
diff --git a/.github/workflows/swift.yml b/.github/workflows/swift.yml
index ad2cb0d7fc9..4a5613f988e 100644
--- a/.github/workflows/swift.yml
+++ b/.github/workflows/swift.yml
@@ -44,18 +44,12 @@ jobs:
           sudo apt-get install -y uuid-dev zlib1g-dev
       - name: Build Swift extractor
         shell: bash
-        env:
-          # On macOS, opt into the Xcode-coupled toolchain wiring only for
-          # Swift builds. Empty on Linux (hermetic swift.org toolchain).
-          BAZEL_SWIFT_CONFIG: ${{ runner.os == 'macOS' && '--config=swift_macos' || '' }}
         run: |
-          bazel run $BAZEL_SWIFT_CONFIG :install
+          bazel run :install
       - name: Run Swift tests
         shell: bash
-        env:
-          BAZEL_SWIFT_CONFIG: ${{ runner.os == 'macOS' && '--config=swift_macos' || '' }}
         run: |
-          bazel test $BAZEL_SWIFT_CONFIG ... --test_tag_filters=-override --test_output=errors
+          bazel test ... --test_tag_filters=-override --test_output=errors
   clang-format:
     runs-on: ubuntu-latest
     steps: