diff --git a/CMakeLists.txt b/CMakeLists.txt
index f363a476..512073bc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,7 @@ set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/bin)
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/lib)
 set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/lib)
 
-set(CMAKE_CXX_FLAGS "-Wall -Werror --std=c++0x")
+set(CMAKE_CXX_FLAGS "-Wall -Werror -pedantic-errors --std=c++0x")
 set(CMAKE_CXX_FLAGS_DEBUG "-g -O0 -DDEBUG")
 set(CMAKE_CXX_FLAGS_RELEASE "-fno-strict-aliasing -O3 -DNDEBUG")
 
diff --git a/include/benchmark/benchmark.h b/include/benchmark/benchmark.h
index 5c42581e..977e6467 100644
--- a/include/benchmark/benchmark.h
+++ b/include/benchmark/benchmark.h
@@ -251,7 +251,7 @@ class State {
     STATE_STARTING,  // KeepRunning called, waiting for other threads
     STATE_RUNNING,   // Running and being timed
     STATE_STOPPING,  // Not being timed but waiting for other threads
-    STATE_STOPPED,   // Stopped
+    STATE_STOPPED    // Stopped
   };
 
   EState state_;
@@ -291,7 +291,7 @@ class State {
   std::unique_ptr<ThreadStats> stats_;
 
   friend class internal::Benchmark;
-  DISALLOW_COPY_AND_ASSIGN(State);
+  DISALLOW_COPY_AND_ASSIGN(State)
 };
 
 // Interface for custom benchmark result printers.
@@ -476,7 +476,7 @@ class Benchmark {
   friend struct ::benchmark::internal::Benchmark::Instance;
   friend void ::benchmark::internal::RunMatchingBenchmarks(
       const std::string&, const BenchmarkReporter*);
-  DISALLOW_COPY_AND_ASSIGN(Benchmark);
+  DISALLOW_COPY_AND_ASSIGN(Benchmark)
 };
 
 // ------------------------------------------------------
diff --git a/src/benchmark.cc b/src/benchmark.cc
index e24b34b9..05265e5e 100644
--- a/src/benchmark.cc
+++ b/src/benchmark.cc
@@ -507,7 +507,7 @@ class State::FastClock {
     } while (done == 0);
   }
 
-  DISALLOW_COPY_AND_ASSIGN(FastClock);
+  DISALLOW_COPY_AND_ASSIGN(FastClock)
 };
 
 struct State::ThreadStats {
@@ -572,7 +572,7 @@ struct State::SharedState {
   }
 
   ~SharedState() { pthread_mutex_destroy(&mu); }
-  DISALLOW_COPY_AND_ASSIGN(SharedState);
+  DISALLOW_COPY_AND_ASSIGN(SharedState)
 };
 
 namespace internal {
@@ -793,9 +793,9 @@ void Benchmark::RunInstance(const Instance& b, const BenchmarkReporter* br) {
   // Initialize the test runners.
   State::SharedState state(&b);
   {
-    std::unique_ptr<State> runners[b.threads];
+    std::vector<std::unique_ptr<State>> runners;
     for (int i = 0; i < b.threads; ++i)
-      runners[i].reset(new State(&clock, &state, i));
+      runners.push_back(std::unique_ptr<State>(new State(&clock, &state, i)));
 
     // Run them all.
     for (int i = 0; i < b.threads; ++i) {