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15 lines
465 B
Diff
15 lines
465 B
Diff
--- a/argp-help.c
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+++ b/argp-help.c
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@@ -777,9 +777,9 @@ hol_entry_cmp (const struct hol_entry *e
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const char *long2 = hol_entry_first_long (entry2);
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if (doc1)
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- doc1 = canon_doc_option (&long1);
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+ doc1 = long1 != NULL && canon_doc_option (&long1);
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if (doc2)
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- doc2 = canon_doc_option (&long2);
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+ doc2 = long2 != NULL && canon_doc_option (&long2);
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if (doc1 != doc2)
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/* `documentation' options always follow normal options (or
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