fixed bug for check having label or not for libsvm

66804b93 · Guolin Ke · GitHub · 2f984f3a · 66804b93
Commit 66804b93 authored Oct 31, 2016 by Guolin Ke Committed by GitHub Oct 31, 2016
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src/io/parser.cpp src/io/parser.cpp +3 -3

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--- a/src/io/parser.cpp
+++ b/src/io/parser.cpp
@@ -28,10 +28,10 @@ int GetLabelIdxForLibsvm(std::string& str, int num_features, int label_idx) {
  str = Common::Trim(str);
  auto pos_space = str.find_first_of(" \f\n\r\t\v");
  auto pos_colon = str.find_first_of(":");
-  if (pos_colon == std::string::npos || pos_colon > pos_space) {
+  if (pos_space == std::string::npos || pos_space < pos_colon) {
-    return -1;
-  } else {
    return label_idx;
+  } else {
+    return -1;
  }
 }