trunk: Fixing bug in cu-device.cc that stopped GPU from working if you got it after retry.

git-svn-id: https://svn.code.sf.net/p/kaldi/code/trunk@3227 5e6a8d80-dfce-4ca6-a32a-6e07a63d50c8

src/cudamatrix/cu-device.cc

@@ -103,7 +103,7 @@ void CuDevice::SelectGpuId(std::string use_gpu) {
     KALDI_WARN << "Will try again to get a GPU after " << sec_sleep 
                << " seconds.";
     sleep(sec_sleep);
-    //
+    cudaGetLastError(); // reset the error state    
     e = cudaThreadSynchronize(); //<< 2nd trial to get CUDA context.
     if (e != cudaSuccess) {
       if (use_gpu == "yes") {

src/feat/feature-functions.h

@@ -21,8 +21,6 @@
 #ifndef KALDI_FEAT_FEATURE_FUNCTIONS_H_
 #define KALDI_FEAT_FEATURE_FUNCTIONS_H_
 
-#include <cassert>
-#include <cstdlib>
 #include <string>
 #include <vector>