fix valgrind

.travis.yml

@@ -196,7 +196,8 @@ script:
   ############################################################################
   - make tests -k -j2
   - make examples -k -j2 &>/dev/null
-  - make check -k VERBOSE=1
+  - if [[ "${Valgrind}" != "true" ]]; then make check -k; fi
+  - if [[ "${Valgrind}" == "true" ]]; then ctest -VV -D ExperimentalMemCheck; fi
 
 after_success:
   ############################################################################

CMakeLists.txt

@@ -169,12 +169,14 @@ find_package(Doxygen)
 
 # Valgrid
 if (PROJECT_NAME_ENABLE_VALGRIND)
-  find_program(MEMORYCHECK_COMMAND valgrind REQUIRED)
+  find_program(MEMORYCHECK_COMMAND valgrind)
+  if(MEMORYCHECK_COMMAND-NOTFOUND)
+    message(FATAL_ERROR "valgrind not found")
+  endif()
   set(MEMORYCHECK_COMMAND_OPTIONS "--trace-children=yes --leak-check=full")
   include(Dart)
 endif()
 
-
 #find_package(Boost)
 
 # find_package(Meta)

README.md

@@ -98,6 +98,7 @@ get the last version from their repository:
     - [Eigen3][],
     - [Eggs.Variant][].
     - [FIT][],
+    - [folly][],
     - [Hana][],
     - [json][],
     - [meta][],
@@ -144,3 +145,4 @@ get the last version from their repository:
 [ASIO]: https://think-async.com/
 [docopt]: https://github.com/docopt/docopt.cpp
 [json]: https://github.com/nlohmann/json
+[folly]: https://github.com/facebook/folly