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Fix bug when positive and negative groups are of different lengths
[pspp]
/
src
/
language
/
stats
/
roc.c
diff --git
a/src/language/stats/roc.c
b/src/language/stats/roc.c
index 054289f1d61ae0bf9e80acac13c88f85c8a86202..b3841634378f30503c5e614f3387faeb3c3d144d 100644
(file)
--- a/
src/language/stats/roc.c
+++ b/
src/language/stats/roc.c
@@
-474,6
+474,8
@@
do_roc (struct cmd_roc *roc, struct casereader *input, struct dictionary *dict)
case_unref (cneg);
cneg = casereader_read (n_neg);
+ if ( ! cneg )
+ break;
dneg = case_data_idx (cneg, VALUE)->f;
}