Bug 1826413 - Add macOS code coverage build and test jobs. r=dandarnell

Differential Revision: https://phabricator.services.mozilla.com/D174812

--HG--
extra : amend_source : ed65d915f10ed4005af9ac98bf4e2d90ed1782e7

mail/config/mozconfigs/macosx64/code-coverage

@@ -0,0 +1,13 @@
+. "$topsrcdir/comm/mail/config/mozconfigs/macosx64/nightly"
+
+ac_add_options --enable-debug-symbols=-g1
+ac_add_options --disable-sandbox
+ac_add_options --disable-warnings-as-errors
+ac_add_options --without-wasm-sandboxed-libraries
+ac_add_options --enable-coverage
+
+CLANG_LIB_DIR="$(cd $MOZ_FETCHES_DIR/clang/lib/clang/* && cd lib/darwin && pwd)"
+export LDFLAGS="-coverage -L$CLANG_LIB_DIR"
+export LIBS="-lclang_rt.profile_osx"
+export RUSTFLAGS="-Ccodegen-units=1 -Zprofile -Cpanic=abort -Zpanic_abort_tests -Clink-dead-code -Coverflow-checks=off"
+export RUSTDOCFLAGS="-Cpanic=abort"

taskcluster/ci/build/macosx.yml

@@ -286,3 +286,30 @@ macosx64-shippable/opt:
               dest: aarch64/crashreporter-symbols
             - artifact: target.jsshell.zip
               dest: aarch64/jsshell
+
+macosx64-ccov/opt:
+    description: "MacOS X x64 Cross-compile Code Coverage"
+    index:
+        job-name: macosx64-ccov-opt
+    treeherder:
+        platform: osx-cross-ccov/opt
+        symbol: B
+        tier: 2
+    worker:
+        max-run-time: 7200
+        env:
+            RUSTC_BOOTSTRAP: '1'
+            MOZ_AUTOMATION_PACKAGE_TESTS: "1"
+    run:
+        config:
+            - builds/taskcluster_base_thunderbird.py
+            - builds/releng_base_mac_64_cross_builds.py
+        custom-build-variant-cfg: code-coverage-opt
+        mozconfig-variant: code-coverage
+    run-on-projects: ['comm-central']
+    use-sccache: false
+    fetches:
+        toolchain:
+            - linux64-sccache
+            - macosx64-x64-libotr
+            - macosx64-sdk

taskcluster/ci/test/test-platforms.yml

@@ -149,6 +149,12 @@ macosx1015-64-shippable-qr/opt:
         - mochitest-tests
         - xpcshell-tests
 
+macosx1015-64-ccov-qr/opt:
+    build-platform: macosx64-ccov/opt
+    test-sets:
+        - mochitest-tests
+        - xpcshell-tests
+
 # macosx1100-64-shippable/opt:
 #     build-platform: macosx64-shippable/opt
 #     test-sets:

taskcluster/ci/test/tests.yml

@@ -136,6 +136,7 @@ mochitest-thunderbird:
                 by-test-platform:
                     linux.*64-ccov.*/.*: 9000
                     linux.*64-tsan.*/opt: 9000
+                    macosx.*64-ccov.*/.*: 10800
                     windows.*-ccov.*/.*: 10800
                     default: 3600
     variants:

taskcluster/ci/toolchain/kind.yml

@@ -55,6 +55,7 @@ reference-jobs:
     - macosx64-aarch64-compiler-rt-16
     - macosx64-clang-16-raw
     - macosx64-fix-stacks
+    - macosx64-grcov
     - macosx64-minidump-stackwalk
     - macosx64-node
     - macosx64-sdk