no return warnings ngs fix

3 files changed, 3 insertions, 0 deletions

diff --git a/libcuda/cuda_runtime_api.cc b/libcuda/cuda_runtime_api.cc
index bc7ad38..5866b36 100644
--- a/libcuda/cuda_runtime_api.cc
+++ b/libcuda/cuda_runtime_api.cc
@@ -3605,6 +3605,7 @@ unsigned CUDARTAPI __cudaPushCallConfiguration(dim3 gridDim, dim3 blockDim,
     announce_call(__my_func__);
   }
   cudaConfigureCallInternal(gridDim, blockDim, sharedMem, stream);
+  return 0;
 }
 
 cudaError_t CUDARTAPI __cudaPopCallConfiguration(dim3 *gridDim, dim3 *blockDim,
diff --git a/src/gpgpu-sim/dram.cc b/src/gpgpu-sim/dram.cc
index 662c2ed..53c8238 100644
--- a/src/gpgpu-sim/dram.cc
+++ b/src/gpgpu-sim/dram.cc
@@ -880,4 +880,5 @@ unsigned dram_t::get_bankgrp_number(unsigned i) {
   } else {
     assert(1);
   }
+  return 0; // we should never get here
 }
diff --git a/src/gpgpu-sim/gpu-cache.h b/src/gpgpu-sim/gpu-cache.h
index 4bbf7e2..9a4856b 100644
--- a/src/gpgpu-sim/gpu-cache.h
+++ b/src/gpgpu-sim/gpu-cache.h
@@ -499,6 +499,7 @@ struct sector_cache_block : public cache_block_t {
     for (unsigned i = 0; i < SECTOR_CHUNCK_SIZE; ++i) {
       if (sector_mask.to_ulong() & (1 << i)) return i;
     }
+    return SECTOR_CHUNCK_SIZE; //error
   }
 };