try clang 5

.travis.yml

@@ -79,6 +79,14 @@ matrix:
           sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-4.0']
           packages: ['g++-6', 'clang-4.0']
 
+    - os: linux
+      compiler: clang
+      env: COMPILER=clang++-5.0
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-trusty-5.0']
+          packages: ['g++-6', 'clang-5.0']
+
     - os: osx
       osx_image: xcode7.3
 

README.md

@@ -238,7 +238,7 @@ render("Hello{# Todo #}!", data); // "Hello!"
 Currently, the following compilers are tested:
 
 - GCC 4.9 - 7.1 (and possibly later)
-- Clang 3.6 - 3.7 (and possibly later)
+- Clang 3.6 - 5.0 (and possibly later)
 - Microsoft Visual C++ 2015 / Build Tools 14.0.25123.0 (and possibly later)
 - Microsoft Visual C++ 2017 / Build Tools 15.1.548.43366 (and possibly later)