Merge rust-lang#65

65: Use ninja for CI. r=ltratt a=vext01



Co-authored-by: Edd Barrett <vext01@gmail.com>

.buildbot.sh

@@ -14,8 +14,10 @@ cmake -DCMAKE_INSTALL_PREFIX=${INST_DIR} \
     -DLLVM_ENABLE_ASSERTIONS=On \
     -DLLVM_ENABLE_PROJECTS="lld;clang" \
     -DCLANG_DEFAULT_PIE_ON_LINUX=OFF \
+    -GNinja \
     ../llvm
-make -j `nproc` install
+cmake --build .
+cmake --install .
 
 # clang-format any new files that we've introduced ourselves.
 cd ..
@@ -28,9 +30,7 @@ git diff --exit-code
 # https://llvm.org/docs/TestingGuide.html
 #
 # This runs unit and integration tests.
-cd build
-make -j `nproc` check-all
-cd ..
+cmake --build build --target check-all
 
 # FIXME The commented code below should run the `test-suite` tests, as
 # described at https://llvm.org/docs/TestSuiteGuide.html.

.buildbot_dockerfile_debian

@@ -2,7 +2,8 @@ FROM debian:bullseye
 ARG CI_UID
 RUN useradd -m -u ${CI_UID} ci
 RUN apt-get update && \
-    apt-get -y install build-essential curl cmake python3-distutils git
+    apt-get -y install build-essential curl cmake python3-distutils git \
+    ninja-build
 WORKDIR /ci
 RUN chown ${CI_UID}:${CI_UID} .
 COPY --chown=${CI_UID}:${CI_UID} . .