diff --git a/builtin-diff.c b/builtin-diff.c
index 52470c7f41b914932d404a5813e8ae156346beca..9c8c295732bf12990b8324bf75968fd68dd41d59 100644 (file)
--- a/builtin-diff.c
+++ b/builtin-diff.c
if (!revs->dense_combined_merges && !revs->combine_merges)
revs->dense_combined_merges = revs->combine_merges = 1;
parent = xmalloc(ents * sizeof(*parent));
- /* Again, the revs are all reverse */
for (i = 0; i < ents; i++)
- hashcpy((unsigned char *)(parent + i),
- ent[ents - 1 - i].item->sha1);
+ hashcpy((unsigned char *)(parent + i), ent[i].item->sha1);
diff_tree_combined(parent[0], parent + 1, ents - 1,
revs->dense_combined_merges, revs);
return 0;
@@ -225,7 +223,13 @@ static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv
argv++; argc--;
}
- if (revs->max_count == -1 &&
+ /*
+ * "diff --base" should not combine merges because it was not
+ * asked to. "diff -c" should not densify (if the user wants
+ * dense one, --cc can be explicitly asked for, or just rely
+ * on the default).
+ */
+ if (revs->max_count == -1 && !revs->combine_merges &&
(revs->diffopt.output_format & DIFF_FORMAT_PATCH))
revs->combine_merges = revs->dense_combined_merges = 1;