diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2a25057..4b421eb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,12 +3,20 @@
 
 enable_testing()
 
+string(REGEX MATCH "clang" CMAKE_COMPILER_IS_CLANG "${CMAKE_C_COMPILER}")
+
 if(CMAKE_COMPILER_IS_GNUCC)
   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O2 -Wall -Wextra -W -Wdeclaration-after-statement")
   set(CMAKE_C_FLAGS_DEBUG "-g3 -O0")
   set(CMAKE_C_FLAGS_COVERAGE "-g3 -O0 -fprofile-arcs -ftest-coverage -lgcov")
 endif(CMAKE_COMPILER_IS_GNUCC)
- 
+
+if(CMAKE_COMPILER_IS_CLANG)
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O2 -Wall -Wextra -W -Wdeclaration-after-statement")
+  set(CMAKE_C_FLAGS_DEBUG "-g3 -O0")
+  set(CMAKE_C_FLAGS_CHECK "${CMAKE_C_FLAGS} -Wpointer-arith -Wwrite-strings -Wdocumentation -Werror")
+endif(CMAKE_COMPILER_IS_CLANG)
+
 if(CMAKE_BUILD_TYPE STREQUAL "Coverage")
   if(CMAKE_COMPILER_IS_GNUCC)
     set(CMAKE_SHARED_LINKER_FLAGS "-fprofile-arcs -ftest-coverage")