cpp: Remove deprecated helpers.hpp

Author: chfast

CHANGELOG.md

@@ -13,6 +13,11 @@ and this project adheres to [Semantic Versioning].
   [[#375](https://github.com/ethereum/evmc/pull/375)]
 - The **Berlin** EVM revision has been added.
   [[#407](https://github.com/ethereum/evmc/pull/407)]
+  
+### Changed
+
+- Previously deprecated `helpers.hpp` header file has been removed.
+  [[#410](https://github.com/ethereum/evmc/pull/410)]
 
 ## [6.3.1] - 2019-08-19
 

include/evmc/helpers.hpp

@@ -8,7 +8,6 @@
 #include <evmc/evmc.h>
 #include <evmc/evmc.hpp>
 #include <evmc/helpers.h>
-#include <evmc/helpers.hpp>
 #include <evmc/instructions.h>
 #include <evmc/loader.h>
 #include <evmc/utils.h>
@@ -17,7 +16,6 @@
 #include <evmc/evmc.h>
 #include <evmc/evmc.hpp>
 #include <evmc/helpers.h>
-#include <evmc/helpers.hpp>
 #include <evmc/instructions.h>
 #include <evmc/loader.h>
 #include <evmc/utils.h>

test/integration/compilation/compilation_test.cxx

@@ -12,7 +12,6 @@ add_executable(
     evmc-unittests
     loader_mock.h
     test_cpp.cpp
-    test_deprecated.cpp
     test_helpers.cpp
     test_instructions.cpp
     test_loader.cpp