add ld preload build to linux matrix

azure-pipelines.yml

@@ -2,75 +2,40 @@ resources:
 - repo: self
 
 phases:
-- phase: LinuxSelfHost
-  queue:
-    name: 'Hosted Ubuntu 1604'
-
-  steps:
-  - script: |
-      sudo add-apt-repository ppa:ubuntu-toolchain-r/test
-      sudo apt-get update
-      sudo apt-get install -y ninja-build libc++-dev libc++abi-dev libc++abi1 libstdc++-7-dev
-      # sudo apt-get install clang-6.0 clang++-6.0
-
-      sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-6.0 100
-      sudo update-alternatives --install /usr/bin/cc cc /usr/bin/clang 100
-      sudo update-alternatives --set cc /usr/bin/clang
-
-      sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-6.0 100
-      sudo update-alternatives --install /usr/bin/c++ c++ /usr/bin/clang++ 100
-      sudo update-alternatives --set c++ /usr/bin/clang++
-
-
-    displayName: 'Install Build Dependencies'
-
-  - task: CMake@1
-    displayName: 'CMake .. -GNinja -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="-stdlib=libstdc++ -std=c++17"'
-    inputs:
-      cmakeArgs: '.. -GNinja -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="-stdlib=libstdc++ -std=c++17"'
-
-  - script: |
-      ninja
-
-    workingDirectory: build
-    failOnStderr: true
-    displayName: 'Compile'
-
-  - script: |
-      sudo cp libsnmallocshim.so /usr/local/lib/
-      sudo cp libsnmallocshim-1mib.so /usr/local/lib/
-      ninja clean
-      LD_PRELOAD=/usr/local/lib/libsnmallocshim.so ninja
-      ninja clean
-      LD_PRELOAD=/usr/local/lib/libsnmallocshim-1mib.so ninja
-    workingDirectory: build
-    failOnStderr: true
-    displayName: 'LD_PRELOAD Compile'
-
 - phase: Linux
   queue:
     name: 'Hosted Ubuntu 1604'
-    parallel: 4
+    parallel: 5
     matrix:
       Clang_6 Debug:
         CC: clang-6.0
         CXX: clang++-6.0
         BuildType: Debug
+        SelfHost: false
 
       Clang_6 Release:
         CC: clang-6.0
         CXX: clang++-6.0
         BuildType: Release
+        SelfHost: false
 
       GCC_7 Debug:
         CC: gcc-7
         CXX: g++-7
         BuildType: Debug
+        SelfHost: false
 
       GCC_7 Release:
         CC: gcc-7
         CXX: g++-7
         BuildType: Release
+        SelfHost: false
+
+      Self Host:
+        CC: clang-6.0
+        CXX: clang++-6.0
+        BuildType: Debug
+        SelfHost: true
 
   steps:
   - script: |
@@ -103,7 +68,15 @@ phases:
     displayName: 'Compile'
 
   - script: |
-      ctest -j 4 --output-on-failure -C $(BuildType)
+      if [ $(SelfHost) = false ]; then
+        ctest -j 4 --output-on-failure -C $(BuildType)
+      else
+        sudo cp libsnmallocshim.so libsnmallocshim-1mib.so /usr/local/lib/
+        ninja clean
+        LD_PRELOAD=/usr/local/lib/libsnmallocshim.so ninja
+        ninja clean
+        LD_PRELOAD=/usr/local/lib/libsnmallocshim-1mib.so ninja
+      fi
 
     workingDirectory: build
     failOnStderr: true