fixing the bug with squeezing a singleton dimension in torch.min and torch.max

Author: aosokin

generic/THCTensorMode.cu

@@ -190,6 +190,10 @@ THC_API void THCTensor_(mode)(THCState *state,
  if (sliceSize == 1) {
  THCTensor_(copy)(state, values, input);
  THCudaLongTensor_fill(state, indices, TH_INDEX_BASE);
+ if (!keepdim) {
+ THCTensor_(squeeze1d)(state, values, values, dimension);
+ THCudaLongTensor_squeeze1d(state, indices, indices, dimension);
+ }
  return;
  }