diff --git a/CMakeLists.txt b/CMakeLists.txt
index def3695cb8c..c1136ace531 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -49,13 +49,18 @@ if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
     if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 6.0)
         message(FATAL_ERROR "GCC version must be at least 6.0!")
     endif()
-elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+    if ("${CMAKE_GENERATOR}" STREQUAL "Ninja")
+       add_compile_options(-fdiagnostics-color=always)
+    endif()
+elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang")
     if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.0)
         message(FATAL_ERROR "Clang version must be at least 4.0!")
     endif()
+    if ("${CMAKE_GENERATOR}" STREQUAL "Ninja")
+       add_compile_options(-fcolor-diagnostics)
+    endif()
 endif()
 
-
 set(CMAKE_EXPORT_COMPILE_COMMANDS "ON")
 set(BUILD_DOXYGEN FALSE CACHE BOOL "Build doxygen documentation on every make")
 set(BUILD_MONGO_DB_PLUGIN FALSE CACHE BOOL "Build mongo database plugin")
diff --git a/CMakeModules/EosioTester.cmake.in b/CMakeModules/EosioTester.cmake.in
index f47743fe5cb..741ee5f0e84 100644
--- a/CMakeModules/EosioTester.cmake.in
+++ b/CMakeModules/EosioTester.cmake.in
@@ -8,6 +8,15 @@ set(EOSIO_VERSION "@VERSION_MAJOR@.@VERSION_MINOR@.@VERSION_PATCH@")
 
 enable_testing()
 
+if (UNIX)
+   if (APPLE)
+      if (LLVM_DIR STREQUAL "" OR NOT LLVM_DIR)
+         set(LLVM_DIR "/usr/local/opt/llvm@4/lib/cmake/llvm")
+      endif()
+   endif()
+endif()
+
+
 find_package( Gperftools QUIET )
 if( GPERFTOOLS_FOUND )
     message( STATUS "Found gperftools; compiling tests with TCMalloc")
diff --git a/CMakeModules/EosioTesterBuild.cmake.in b/CMakeModules/EosioTesterBuild.cmake.in
index 5618fe0d149..04ac7da6fe5 100644
--- a/CMakeModules/EosioTesterBuild.cmake.in
+++ b/CMakeModules/EosioTesterBuild.cmake.in
@@ -8,6 +8,15 @@ set(EOSIO_VERSION "@VERSION_MAJOR@.@VERSION_MINOR@.@VERSION_PATCH@")
 
 enable_testing()
 
+if (UNIX)
+   if (APPLE)
+      if (LLVM_DIR STREQUAL "" OR NOT LLVM_DIR)
+         set(LLVM_DIR "/usr/local/opt/llvm@4/lib/cmake/llvm")
+      endif()
+   endif()
+endif()
+
+
 find_package( Gperftools QUIET )
 if( GPERFTOOLS_FOUND )
     message( STATUS "Found gperftools; compiling tests with TCMalloc")
diff --git a/plugins/chain_plugin/chain_plugin.cpp b/plugins/chain_plugin/chain_plugin.cpp
index 61093adfef2..2603a87178b 100644
--- a/plugins/chain_plugin/chain_plugin.cpp
+++ b/plugins/chain_plugin/chain_plugin.cpp
@@ -1060,31 +1060,32 @@ uint64_t read_only::get_table_index_name(const read_only::get_table_rows_params&
 
 template<>
 uint64_t convert_to_type(const string& str, const string& desc) {
-   uint64_t value = 0;
+
    try {
-      value = boost::lexical_cast<uint64_t>(str.c_str(), str.size());
-   } catch( ... ) {
+      return boost::lexical_cast<uint64_t>(str.c_str(), str.size());
+   } catch( ... ) { }
+   
+   try {
+      auto trimmed_str = str;
+      boost::trim(trimmed_str);
+      name s(trimmed_str);
+      return s.value;
+   } catch( ... ) { }
+
+   if (str.find(',') != string::npos) { // fix #6274 only match formats like 4,EOS
       try {
-         auto trimmed_str = str;
-         boost::trim(trimmed_str);
-         name s(trimmed_str);
-         value = s.value;
-      } catch( ... ) {
-         try {
-            auto symb = eosio::chain::symbol::from_string(str);
-            value = symb.value();
-         } catch( ... ) {
-            try {
-               value = ( eosio::chain::string_to_symbol( 0, str.c_str() ) >> 8 );
-            } catch( ... ) {
-               EOS_ASSERT( false, chain_type_exception, "Could not convert ${desc} string '${str}' to any of the following: "
-                                 "uint64_t, valid name, or valid symbol (with or without the precision)",
-                          ("desc", desc)("str", str));
-            }
-         }
-      }
+         auto symb = eosio::chain::symbol::from_string(str);
+         return symb.value();
+      } catch( ... ) { }
+   }
+   
+   try {
+      return ( eosio::chain::string_to_symbol( 0, str.c_str() ) >> 8 );
+   } catch( ... ) {
+      EOS_ASSERT( false, chain_type_exception, "Could not convert ${desc} string '${str}' to any of the following: "
+                        "uint64_t, valid name, or valid symbol (with or without the precision)",
+                  ("desc", desc)("str", str));
    }
-   return value;
 }
 
 abi_def get_abi( const controller& db, const name& account ) {
diff --git a/programs/cleos/httpc.cpp b/programs/cleos/httpc.cpp
index b0b8acd574e..5503c8fe8ec 100644
--- a/programs/cleos/httpc.cpp
+++ b/programs/cleos/httpc.cpp
@@ -198,12 +198,12 @@ namespace eosio { namespace client { namespace http {
    request_stream << "content-length: " << postjson.size() << "\r\n";
    request_stream << "Accept: */*\r\n";
    request_stream << "Connection: close\r\n";
-   request_stream << "\r\n";
    // append more customized headers
    std::vector<string>::iterator itr;
    for (itr = cp.headers.begin(); itr != cp.headers.end(); itr++) {
       request_stream << *itr << "\r\n";
    }
+   request_stream << "\r\n";
    request_stream << postjson;
 
    if ( print_request ) {