diff --quiet: disable optimization when --diff-filter=X is used

diff --git a/diff-lib.c b/diff-lib.c
index 0aba6cda3c01e17b07bb7235b0395ba50256aedd..bfa65033734452faae0d5f4365a817f9e35b3e01 100644 (file)
--- a/diff-lib.c
+++ b/diff-lib.c
@@ -73,8 +73,9 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
                struct cache_entry *ce = active_cache[i];
                int changed;
 
-               if (DIFF_OPT_TST(&revs->diffopt, QUIET) &&
-                       DIFF_OPT_TST(&revs->diffopt, HAS_CHANGES))
+               if (DIFF_OPT_TST(&revs->diffopt, QUICK) &&
+                   !revs->diffopt.filter &&
+                   DIFF_OPT_TST(&revs->diffopt, HAS_CHANGES))
                        break;
 
                if (!ce_path_match(ce, revs->prune_data))
@@ -446,6 +447,8 @@ int run_diff_index(struct rev_info *revs, int cached)
        memset(&opts, 0, sizeof(opts));
        opts.head_idx = 1;
        opts.index_only = cached;
+       opts.diff_index_cached = (cached &&
+                                 !DIFF_OPT_TST(&revs->diffopt, FIND_COPIES_HARDER));
        opts.merge = 1;
        opts.fn = oneway_diff;
        opts.unpack_data = revs;
@@ -502,6 +505,7 @@ int do_diff_cache(const unsigned char *tree_sha1, struct diff_options *opt)
        memset(&opts, 0, sizeof(opts));
        opts.head_idx = 1;
        opts.index_only = 1;
+       opts.diff_index_cached = !DIFF_OPT_TST(opt, FIND_COPIES_HARDER);
        opts.merge = 1;
        opts.fn = oneway_diff;
        opts.unpack_data = &revs;
@@ -520,7 +524,7 @@ int index_differs_from(const char *def, int diff_flags)
 
        init_revisions(&rev, NULL);
        setup_revisions(0, NULL, &rev, def);
-       DIFF_OPT_SET(&rev.diffopt, QUIET);
+       DIFF_OPT_SET(&rev.diffopt, QUICK);
        DIFF_OPT_SET(&rev.diffopt, EXIT_WITH_STATUS);
        rev.diffopt.flags |= diff_flags;
        run_diff_index(&rev, 1);