SWDEV-256292 - Fix build failure when using lightning to build

clang complains there are multiple definitions of ret_val

Change-Id: I949af23e0658b28b339b378c9c0e4681d83d5f5a


[ROCm/clr commit: ee2e91912b]

projects/clr/opencl/khronos/icd/test/loader_test/test_cl_runtime.c

@@ -4,7 +4,7 @@
 
 extern cl_command_queue command_queue;
 
-cl_int ret_val;
+static cl_int ret_val;
 
 const struct clRetainCommandQueue_st clRetainCommandQueueData[NUM_ITEMS_clRetainCommandQueue] = {
 	{NULL}

projects/clr/opencl/khronos/icd/test/loader_test/test_clgl.c

@@ -12,7 +12,7 @@ extern cl_mem buffer;
 extern cl_command_queue command_queue;
 extern cl_event event;
 extern cl_context_properties context_properties[3];
-cl_int ret_val;
+static cl_int ret_val;
 cl_mem ret_mem;
 
 struct clCreateFromGLBuffer_st clCreateFromGLBufferData[NUM_ITEMS_clCreateFromGLBuffer] = {

projects/clr/opencl/khronos/icd/test/loader_test/test_image_objects.c

@@ -10,7 +10,7 @@ extern cl_command_queue command_queue;
 extern cl_event event;
 extern cl_mem buffer;
 
-int ret_val;
+static int ret_val;
 
 const struct clGetSupportedImageFormats_st clGetSupportedImageFormatsData[NUM_ITEMS_clGetSupportedImageFormats] =
 {

projects/clr/opencl/khronos/icd/test/loader_test/test_kernel.c

@@ -15,7 +15,7 @@ extern cl_event event;
 extern cl_context  context;
 extern cl_command_queue command_queue;
 extern cl_device_id devices;
-int ret_val;
+static int ret_val;
 extern void CL_CALLBACK setevent_callback(cl_event _a, cl_int _b, void* _c);
 extern void CL_CALLBACK setprintf_callback(cl_context _a, cl_uint _b, char* _c, void* _d );
 

projects/clr/opencl/khronos/icd/test/loader_test/test_platforms.c

@@ -8,7 +8,7 @@ extern cl_platform_id  platform;
 
 extern cl_device_id devices;
 
-int ret_val;
+static int ret_val;
 
 struct clRetainContext_st clRetainContextData[NUM_ITEMS_clRetainContext] =
 {

projects/clr/opencl/khronos/icd/test/loader_test/test_program_objects.c

@@ -7,7 +7,7 @@ extern cl_program program;
 extern cl_platform_id platform;
 extern cl_device_id devices;
 
-int ret_val;
+static int ret_val;
 
 extern void CL_CALLBACK program_callback(cl_program _a, void* _b);
 

projects/clr/opencl/khronos/icd/test/loader_test/test_sampler_objects.c

@@ -3,7 +3,7 @@
 #include <platform/icd_test_log.h>
 
 extern cl_sampler  sampler;
-int ret_val;
+static int ret_val;
 
 const struct clRetainSampler_st clRetainSamplerData[NUM_ITEMS_clRetainSampler]=
 {