add some more compilers

Author: badaix

.travis.yml

@@ -1,29 +1,130 @@
 language: cpp
 dist: trusty
-sudo: required
-group: edge
+sudo: false
 
-compiler:
-  - gcc
 matrix:
   include:
     # build on ubuntu
     - os: linux
-      compiler: gcc
+      addons:
+        apt:
+          sources:
+            - ubuntu-toolchain-r-test
+          packages:
+            - g++-4.9
       env:
         - MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9"
+
+    - os: linux
       addons:
         apt:
           sources:
             - ubuntu-toolchain-r-test
           packages:
-            - g++-4.9
+            - g++-5
+      env:
+         - MATRIX_EVAL="CC=gcc-5 && CXX=g++-5"
+
+    - os: linux
+      addons:
+        apt:
+          sources:
+            - ubuntu-toolchain-r-test
+          packages:
+            - g++-6
+      env:
+        - MATRIX_EVAL="CC=gcc-6 && CXX=g++-6"
+
+    - os: linux
+      addons:
+        apt:
+          sources:
+            - ubuntu-toolchain-r-test
+          packages:
+            - g++-7
+      env:
+        - MATRIX_EVAL="CC=gcc-7 && CXX=g++-7"
+
+    # works on Precise and Trusty
+    - os: linux
+      addons:
+        apt:
+          sources:
+            - ubuntu-toolchain-r-test
+            - llvm-toolchain-precise-3.6
+          packages:
+            - clang-3.6
+      env:
+        - MATRIX_EVAL="CC=clang-3.6 && CXX=clang++-3.6"
+
+    # works on Precise and Trusty
+    - os: linux
+      addons:
+        apt:
+          sources:
+            - ubuntu-toolchain-r-test
+            - llvm-toolchain-precise-3.7
+          packages:
+            - clang-3.7
+      env:
+        - MATRIX_EVAL="CC=clang-3.7 && CXX=clang++-3.7"
+
+    # works on Precise and Trusty
+    - os: linux
+      addons:
+        apt:
+          sources:
+            - ubuntu-toolchain-r-test
+            - llvm-toolchain-precise-3.8
+          packages:
+            - clang-3.8
+      env:
+        - MATRIX_EVAL="CC=clang-3.8 && CXX=clang++-3.8"
+
+    # works on Trusty
+    - os: linux
+      addons:
+        apt:
+          sources:
+            - llvm-toolchain-trusty-3.9
+          packages:
+            - clang-3.9
+      env:
+        - MATRIX_EVAL="CC=clang-3.9 && CXX=clang++-3.9"
+
+    # works on Trusty
+    - os: linux
+      addons:
+        apt:
+          sources:
+            - llvm-toolchain-trusty-4.0
+          packages:
+            - clang-4.0
+      env:
+        - MATRIX_EVAL="CC=clang-4.0 && CXX=clang++-4.0"
+
+    # works on Trusty
+    - os: linux
+      addons:
+        apt:
+          sources:
+            - llvm-toolchain-trusty-5.0
+          packages:
+            - clang-5.0
+      env:
+        - MATRIX_EVAL="CC=clang-5.0 && CXX=clang++-5.0"
+
     # build on osx
+    - os: osx
+      osx_image: xcode8
+
     - os: osx
       osx_image: xcode9.1
+
 before_install:
     - eval "${MATRIX_EVAL}"
+
 script:
   - mkdir build
   - cd build
-  - cmake .. && make
+  - cmake .. && make && ./jsonrpcpp_example