1. delete launch bound in ethash_cuda_miner_kernel.cu 2. re-format the for loop in keccak.cuh

libethash-cuda/ethash_cuda_miner_kernel.cu

@@ -26,7 +26,6 @@
 #endif
 
 __global__ void 
-//__launch_bounds__(TPB, BPSM)
 ethash_search(
 	volatile uint32_t* g_output,
 	uint64_t start_nonce
@@ -56,7 +55,6 @@ void run_ethash_search(
 #define NODE_WORDS (64/4)
 
 __global__ void
-//__launch_bounds__(128, 7)
 ethash_calculate_dag_item(uint32_t start)
 {
 	uint32_t const node_index = start + blockIdx.x * blockDim.x + threadIdx.x;

libethash-cuda/keccak.cuh

@@ -332,10 +332,8 @@ __device__ __forceinline__ void keccak_f1600_init(uint2* state)
 	/* iota: a[0,0] ^= round constant */
 	s[0] ^= vectorize(keccak_round_constants[23]);
 
-	for(uint32_t i=0; i<12; i++)
-	{
+	for(int i=0; i<12; ++i)
 	    state[i] = s[i];
-	}
 }
 
 __device__ __forceinline__ uint64_t keccak_f1600_final(uint2* state)
@@ -343,10 +341,9 @@ __device__ __forceinline__ uint64_t keccak_f1600_final(uint2* state)
 	uint2 s[25];
 	uint2 t[5], u, v;
 
-	for (uint32_t i = 0; i<12; i++)
-	{
+	for (int i = 0; i<12; ++i)
 		s[i] = state[i];
-	}
+
 	for (uint32_t i = 12; i < 25; i++)
 	{
 		s[i] = make_uint2(0, 0);