added C guard to hip_runtime.h

[ROCm/hip commit: d5feabfa1c]

projects/hip/tests/src/hipC.c

@@ -3,7 +3,7 @@
 
 #define ITER 1<<20
 #define SIZE 1024*1024*sizeof(int)
-/*
+
 __global__ void Iter(hipLaunchParm lp, int *Ad){
     int tx = hipThreadIdx_x + hipBlockIdx_x * hipBlockDim_x;
     if(tx == 0){
@@ -12,11 +12,14 @@ __global__ void Iter(hipLaunchParm lp, int *Ad){
         }
     }
 }
-*/
+
 int main(){
     int A=0, *Ad;
     hipMalloc((void**)&Ad, SIZE);
     hipMemcpy(Ad, &A, SIZE, hipMemcpyHostToDevice);
-    hipLaunchKernel(HIP_KERNEL_NAME(Iter), dim3(1), dim3(1), 0, 0, Ad);
+    dim3 dimGrid, dimBlock;
+    dimGrid.x = 1, dimGrid.y =1, dimGrid.z = 1;
+    dimBlock.x = 1, dimBlock.y = 1, dimGrid.z = 1;
+    hipLaunchKernel(HIP_KERNEL_NAME(Iter), dimGrid, dimBlock, 0, 0, Ad);
     hipMemcpy(&A, Ad, SIZE, hipMemcpyDeviceToHost);
 }