Add simple debug option (for all platforms)

example/main.cpp

@@ -376,7 +376,7 @@ void convertInterleavedToSplit(clFFT_SplitComplex *result_split, clFFT_Complex *
 }
 
 int runTest(clFFT_Dim3 n, int batchSize, clFFT_Direction dir, clFFT_Dimension dim,
-            clFFT_DataFormat dataFormat, int numIter, clFFT_TestType testType)
+            clFFT_DataFormat dataFormat, int numIter, clFFT_TestType testType, int debugEnabled)
 {
     cl_int err = CL_SUCCESS;
     int iter;
@@ -614,7 +614,9 @@ int runTest(clFFT_Dim3 n, int batchSize, clFFT_Direction dir, clFFT_Dimension di
         free(result_split.real);
         free(result_split.imag);
     }
-#else
+#endif
+
+    if(debugEnabled) {
         log_info("Output power spectrum for manual validation (normalized):\n");
         if(dataFormat != clFFT_SplitComplexFormat) {
             clFFT_SplitComplex result_split;
@@ -632,7 +634,7 @@ int runTest(clFFT_Dim3 n, int batchSize, clFFT_Direction dir, clFFT_Dimension di
                 printf("%f\n", normFactor * (data_cl_split.real[i]*data_cl_split.real[i] + data_cl_split.imag[i]*data_cl_split.imag[i]));
             }
         }
-#endif
+    }
 
 cleanup:
     clFFT_DestroyPlan(plan);
@@ -740,6 +742,8 @@ int main (int argc, char * const argv[]) {
     clFFT_TestType testType = clFFT_OUT_OF_PLACE;
     cl_device_id device_ids[MAX_DEVICES];
 
+    int debugEnabled = 0;
+
     FILE *paramFile;
 
     cl_int err, status;
@@ -928,6 +932,10 @@ int main (int argc, char * const argv[]) {
         return -1;
     }
 
+    if(4 == argc && 1 == !strcmp(argv[3], "debug")) {
+        debugEnabled = 1;
+    }
+
     if(argc >= 2) { // arguments are supplied in a file with arguments for a single run are all on the same line
         paramFile = fopen(argv[1], "r");
         if(!paramFile) {
@@ -992,7 +1000,7 @@ int main (int argc, char * const argv[]) {
                 continue;
             }
 
-            err = runTest(n, batchSize, dir, dim, dataFormat, numIter, testType);
+            err = runTest(n, batchSize, dir, dim, dataFormat, numIter, testType, debugEnabled);
             if (err)
                 total_errors++;
         }