Swift: compiler options moved to .bazelrc

Author: AlexDenisov

.bazelrc

@@ -1,3 +1,4 @@
-build --copt="-std=c++17"
+# -fno-rtti is required by LLVM/Swift
+build --repo_env=CC=clang --repo_env=CXX=clang++ --copt="-std=c++17" --copt="-fno-rtti"
 
 try-import %workspace%/local.bazelrc

.github/workflows/swift-qltest.yml

@@ -32,9 +32,6 @@ jobs:
       - name: Build Swift extractor
         run: |
           bazel run //swift:create-extractor-pack
-        env:
-          CC: clang
-          CXX: clang++
       - name: Run QL tests
         run: |
           codeql test run --threads=0 --ram 5000 --search-path "${{ github.workspace }}/swift/extractor-pack" --check-databases --check-unused-labels --check-repeated-labels --check-redefined-labels --check-use-before-definition ql/test

swift/extractor/BUILD.bazel

@@ -14,10 +14,6 @@ cc_binary(
         "SwiftExtractorConfiguration.h",
         "main.cpp",
     ],
-    copts = [
-        # Required by LLVM/Swift
-        "-fno-rtti",
-    ],
     target_compatible_with = select({
         "@platforms//os:linux": [],
         "@platforms//os:macos": [],