Update EVMC

CMakeLists.txt

@@ -44,7 +44,7 @@ endif()
 include(ProjectLLVM)
 configure_llvm_project()
 
-set(EVMC_BUILD_EXAMPLES OFF)
+option(EVMC_BUILD_EXAMPLES "Build EVMC examples" ON)
 add_subdirectory(evmc)
 
 add_subdirectory(libevmjit)

circle.yml

@@ -73,41 +73,41 @@ defaults:
 version: 2
 jobs:
 
-  Linux-Clang5:
+  linux-clang:
     environment:
-      - CXX: clang++-5.0
-      - CC:  clang-5.0
-      - BUILD_PARALLEL_JOBS: 2
+      - CXX: clang++
+      - CC:  clang
+      - BUILD_PARALLEL_JOBS: 3
       - TEST_PARALLEL_JOBS: 1
     docker:
       - image: ethereum/cpp-build-env
     steps: *default-steps
 
-  Linux-GCC6-Debug:
+  linux-gcc-debug:
     environment:
       - BUILD_TYPE: Debug
-      - CXX: g++-6
-      - CC:  gcc-6
+      - CXX: g++
+      - CC:  gcc
       - CMAKE_OPTIONS: -DLLVM_DIR=/usr/lib/llvm-5.0/cmake
       - BUILD_PARALLEL_JOBS: 4
       - TEST_PARALLEL_JOBS: 1
     docker:
       - image: ethereum/cpp-build-env
     steps: *default-steps
 
-  macOS-XCode9:
+  macos-xcode93:
     environment:
       - CXX: clang++
       - BUILD_PARALLEL_JOBS: 4
       - TEST_PARALLEL_JOBS: 1
     macos:
-      xcode: "9.0"
+      xcode: "9.3.0"
     steps: *default-steps
 
 workflows:
   version: 2
   cpp-ethereum:
     jobs:
-      - macOS-XCode9
-      - Linux-Clang5
-      - Linux-GCC6-Debug
+      - macos-xcode93
+      - linux-clang
+      - linux-gcc-debug