diff --git a/test_conformance/basic/CMakeLists.txt b/test_conformance/basic/CMakeLists.txt
index adf24bd80d..c07d32b661 100644
--- a/test_conformance/basic/CMakeLists.txt
+++ b/test_conformance/basic/CMakeLists.txt
@@ -70,6 +70,4 @@ if(APPLE)
     list(APPEND ${MODULE_NAME}_SOURCES test_queue_priority.cpp)
 endif(APPLE)
 
-set_gnulike_module_compile_flags("-Wno-unused-but-set-variable")
-
 include(../CMakeCommon.txt)
diff --git a/test_conformance/basic/test_work_item_functions.cpp b/test_conformance/basic/test_work_item_functions.cpp
index d95915cf53..9683a8342f 100644
--- a/test_conformance/basic/test_work_item_functions.cpp
+++ b/test_conformance/basic/test_work_item_functions.cpp
@@ -91,7 +91,6 @@ int test_work_item_functions(cl_device_id deviceID, cl_context context, cl_comma
     {
         for( int i = 0; i < NUM_TESTS; i++  )
         {
-            size_t numItems = 1;
             for( size_t j = 0; j < dim; j++ )
             {
                 // All of our thread sizes should be within the max local sizes, since they're all <= 20
@@ -100,8 +99,6 @@ int test_work_item_functions(cl_device_id deviceID, cl_context context, cl_comma
                 while( localThreads[ j ] > 1 && ( threads[ j ] % localThreads[ j ] != 0 ) )
                     localThreads[ j ]--;
 
-                numItems *= threads[ j ];
-
                 // Hack for now: localThreads > 1 are iffy
                 localThreads[ j ] = 1;
             }