From: Junio C Hamano Date: Fri, 27 Apr 2012 20:59:20 +0000 (-0700) Subject: Merge branch 'jc/merge-reduce-parents-early' X-Git-Tag: v1.7.11-rc0~92 X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/283097e9ed751b866c9d405d17c21a10bfb9465f?hp=-c Merge branch 'jc/merge-reduce-parents-early' Octopus merge strategy did not reduce heads that are recorded in the final commit correctly. By Junio C Hamano (4) and Michał Kiedrowicz (1) * jc/merge-reduce-parents-early: fmt-merge-msg: discard needless merge parents builtin/merge.c: reduce parents early builtin/merge.c: collect other parents early builtin/merge.c: remove "remoteheads" global variable merge tests: octopus with redundant parents --- 283097e9ed751b866c9d405d17c21a10bfb9465f diff --combined builtin/fmt-merge-msg.c index 1bc6b8b8c3,fc083e3c5c..a517f1794a --- a/builtin/fmt-merge-msg.c +++ b/builtin/fmt-merge-msg.c @@@ -27,8 -27,6 +27,8 @@@ int fmt_merge_msg_config(const char *ke merge_log_config = DEFAULT_MERGE_LOG_LEN; } else if (!strcmp(key, "merge.branchdesc")) { use_branch_desc = git_config_bool(key, value); + } else { + return git_default_config(key, value, cb); } return 0; } @@@ -55,7 -53,48 +55,48 @@@ static void init_src_data(struct src_da static struct string_list srcs = STRING_LIST_INIT_DUP; static struct string_list origins = STRING_LIST_INIT_DUP; - static int handle_line(char *line) + struct merge_parents { + int alloc, nr; + struct merge_parent { + unsigned char given[20]; + unsigned char commit[20]; + unsigned char used; + } *item; + }; + + /* + * I know, I know, this is inefficient, but you won't be pulling and merging + * hundreds of heads at a time anyway. + */ + static struct merge_parent *find_merge_parent(struct merge_parents *table, + unsigned char *given, + unsigned char *commit) + { + int i; + for (i = 0; i < table->nr; i++) { + if (given && hashcmp(table->item[i].given, given)) + continue; + if (commit && hashcmp(table->item[i].commit, commit)) + continue; + return &table->item[i]; + } + return NULL; + } + + static void add_merge_parent(struct merge_parents *table, + unsigned char *given, + unsigned char *commit) + { + if (table->nr && find_merge_parent(table, given, commit)) + return; + ALLOC_GROW(table->item, table->nr + 1, table->alloc); + hashcpy(table->item[table->nr].given, given); + hashcpy(table->item[table->nr].commit, commit); + table->item[table->nr].used = 0; + table->nr++; + } + + static int handle_line(char *line, struct merge_parents *merge_parents) { int i, len = strlen(line); struct origin_data *origin_data; @@@ -63,6 -102,7 +104,7 @@@ struct src_data *src_data; struct string_list_item *item; int pulling_head = 0; + unsigned char sha1[20]; if (len < 43 || line[40] != '\t') return 1; @@@ -73,14 -113,15 +115,15 @@@ if (line[41] != '\t') return 2; - line[40] = 0; - origin_data = xcalloc(1, sizeof(struct origin_data)); - i = get_sha1(line, origin_data->sha1); - line[40] = '\t'; - if (i) { - free(origin_data); + i = get_sha1_hex(line, sha1); + if (i) return 3; - } + + if (!find_merge_parent(merge_parents, sha1, NULL)) + return 0; /* subsumed by other parents */ + + origin_data = xcalloc(1, sizeof(struct origin_data)); + hashcpy(origin_data->sha1, sha1); if (line[len - 1] == '\n') line[len - 1] = 0; @@@ -182,101 -223,6 +225,101 @@@ static void add_branch_desc(struct strb strbuf_release(&desc); } +#define util_as_integral(elem) ((intptr_t)((elem)->util)) + +static void record_person(int which, struct string_list *people, + struct commit *commit) +{ + char name_buf[MAX_GITNAME], *name, *name_end; + struct string_list_item *elem; + const char *field = (which == 'a') ? "\nauthor " : "\ncommitter "; + + name = strstr(commit->buffer, field); + if (!name) + return; + name += strlen(field); + name_end = strchrnul(name, '<'); + if (*name_end) + name_end--; + while (isspace(*name_end) && name <= name_end) + name_end--; + if (name_end < name || name + MAX_GITNAME <= name_end) + return; + memcpy(name_buf, name, name_end - name + 1); + name_buf[name_end - name + 1] = '\0'; + + elem = string_list_lookup(people, name_buf); + if (!elem) { + elem = string_list_insert(people, name_buf); + elem->util = (void *)0; + } + elem->util = (void*)(util_as_integral(elem) + 1); +} + +static int cmp_string_list_util_as_integral(const void *a_, const void *b_) +{ + const struct string_list_item *a = a_, *b = b_; + return util_as_integral(b) - util_as_integral(a); +} + +static void add_people_count(struct strbuf *out, struct string_list *people) +{ + if (people->nr == 1) + strbuf_addf(out, "%s", people->items[0].string); + else if (people->nr == 2) + strbuf_addf(out, "%s (%d) and %s (%d)", + people->items[0].string, + (int)util_as_integral(&people->items[0]), + people->items[1].string, + (int)util_as_integral(&people->items[1])); + else if (people->nr) + strbuf_addf(out, "%s (%d) and others", + people->items[0].string, + (int)util_as_integral(&people->items[0])); +} + +static void credit_people(struct strbuf *out, + struct string_list *them, + int kind) +{ + const char *label; + const char *me; + + if (kind == 'a') { + label = "\nBy "; + me = git_author_info(IDENT_NO_DATE); + } else { + label = "\nvia "; + me = git_committer_info(IDENT_NO_DATE); + } + + if (!them->nr || + (them->nr == 1 && + me && + (me = skip_prefix(me, them->items->string)) != NULL && + skip_prefix(me, " <"))) + return; + strbuf_addstr(out, label); + add_people_count(out, them); +} + +static void add_people_info(struct strbuf *out, + struct string_list *authors, + struct string_list *committers) +{ + if (authors->nr) + qsort(authors->items, + authors->nr, sizeof(authors->items[0]), + cmp_string_list_util_as_integral); + if (committers->nr) + qsort(committers->items, + committers->nr, sizeof(committers->items[0]), + cmp_string_list_util_as_integral); + + credit_people(out, authors, 'a'); + credit_people(out, committers, 'c'); +} + static void shortlog(const char *name, struct origin_data *origin_data, struct commit *head, @@@ -287,8 -233,6 +330,8 @@@ struct commit *commit; struct object *branch; struct string_list subjects = STRING_LIST_INIT_DUP; + struct string_list authors = STRING_LIST_INIT_DUP; + struct string_list committers = STRING_LIST_INIT_DUP; int flags = UNINTERESTING | TREESAME | SEEN | SHOWN | ADDED; struct strbuf sb = STRBUF_INIT; const unsigned char *sha1 = origin_data->sha1; @@@ -298,6 -242,7 +341,6 @@@ return; setup_revisions(0, NULL, rev, NULL); - rev->ignore_merges = 1; add_pending_object(rev, branch, name); add_pending_object(rev, &head->object, "^HEAD"); head->object.flags |= UNINTERESTING; @@@ -306,15 -251,10 +349,15 @@@ while ((commit = get_revision(rev)) != NULL) { struct pretty_print_context ctx = {0}; - /* ignore merges */ - if (commit->parents && commit->parents->next) + if (commit->parents && commit->parents->next) { + /* do not list a merge but count committer */ + record_person('c', &committers, commit); continue; - + } + if (!count) + /* the 'tip' committer */ + record_person('c', &committers, commit); + record_person('a', &authors, commit); count++; if (subjects.nr > limit) continue; @@@ -329,7 -269,6 +372,7 @@@ string_list_append(&subjects, strbuf_detach(&sb, NULL)); } + add_people_info(out, &authors, &committers); if (count > limit) strbuf_addf(out, "\n* %s: (%d commits)\n", name, count); else @@@ -350,8 -289,6 +393,8 @@@ rev->commits = NULL; rev->pending.nr = 0; + string_list_clear(&authors, 0); + string_list_clear(&committers, 0); string_list_clear(&subjects, 0); } @@@ -472,6 -409,67 +515,67 @@@ static void fmt_merge_msg_sigs(struct s strbuf_release(&tagbuf); } + static void find_merge_parents(struct merge_parents *result, + struct strbuf *in, unsigned char *head) + { + struct commit_list *parents, *next; + struct commit *head_commit; + int pos = 0, i, j; + + parents = NULL; + while (pos < in->len) { + int len; + char *p = in->buf + pos; + char *newline = strchr(p, '\n'); + unsigned char sha1[20]; + struct commit *parent; + struct object *obj; + + len = newline ? newline - p : strlen(p); + pos += len + !!newline; + + if (len < 43 || + get_sha1_hex(p, sha1) || + p[40] != '\t' || + p[41] != '\t') + continue; /* skip not-for-merge */ + /* + * Do not use get_merge_parent() here; we do not have + * "name" here and we do not want to contaminate its + * util field yet. + */ + obj = parse_object(sha1); + parent = (struct commit *)peel_to_type(NULL, 0, obj, OBJ_COMMIT); + if (!parent) + continue; + commit_list_insert(parent, &parents); + add_merge_parent(result, obj->sha1, parent->object.sha1); + } + head_commit = lookup_commit(head); + if (head_commit) + commit_list_insert(head_commit, &parents); + parents = reduce_heads(parents); + + while (parents) { + for (i = 0; i < result->nr; i++) + if (!hashcmp(result->item[i].commit, + parents->item->object.sha1)) + result->item[i].used = 1; + next = parents->next; + free(parents); + parents = next; + } + + for (i = j = 0; i < result->nr; i++) { + if (result->item[i].used) { + if (i != j) + result->item[j] = result->item[i]; + j++; + } + } + result->nr = j; + } + int fmt_merge_msg(struct strbuf *in, struct strbuf *out, struct fmt_merge_msg_opts *opts) { @@@ -479,6 -477,9 +583,9 @@@ unsigned char head_sha1[20]; const char *current_branch; void *current_branch_to_free; + struct merge_parents merge_parents; + + memset(&merge_parents, 0, sizeof(merge_parents)); /* get current branch */ current_branch = current_branch_to_free = @@@ -488,6 -489,8 +595,8 @@@ if (!prefixcmp(current_branch, "refs/heads/")) current_branch += 11; + find_merge_parents(&merge_parents, in, head_sha1); + /* get a line */ while (pos < in->len) { int len; @@@ -498,7 -501,7 +607,7 @@@ pos += len + !!newline; i++; p[len] = 0; - if (handle_line(p)) + if (handle_line(p, &merge_parents)) die ("Error in line %d: %.*s", i, len, p); } @@@ -529,6 -532,7 +638,7 @@@ strbuf_complete_line(out); free(current_branch_to_free); + free(merge_parents.item); return 0; } diff --combined builtin/merge.c index 08e01e8a60,20aeca0b3c..470fc57c5d --- a/builtin/merge.c +++ b/builtin/merge.c @@@ -52,7 -52,6 +52,6 @@@ static int fast_forward_only, option_ed static int allow_trivial = 1, have_message; static int overwrite_ignore = 1; static struct strbuf merge_msg = STRBUF_INIT; - static struct commit_list *remoteheads; static struct strategy **use_strategies; static size_t use_strategies_nr, use_strategies_alloc; static const char **xopts; @@@ -318,7 -317,7 +317,7 @@@ static void finish_up_to_date(const cha drop_save(); } - static void squash_message(struct commit *commit) + static void squash_message(struct commit *commit, struct commit_list *remoteheads) { struct rev_info rev; struct strbuf out = STRBUF_INIT; @@@ -366,6 -365,7 +365,7 @@@ } static void finish(struct commit *head_commit, + struct commit_list *remoteheads, const unsigned char *new_head, const char *msg) { struct strbuf reflog_message = STRBUF_INIT; @@@ -380,7 -380,7 +380,7 @@@ getenv("GIT_REFLOG_ACTION"), msg); } if (squash) { - squash_message(head_commit); + squash_message(head_commit, remoteheads); } else { if (verbosity >= 0 && !merge_msg.len) printf(_("No merge message -- not updating HEAD\n")); @@@ -399,8 -399,6 +399,8 @@@ if (new_head && show_diffstat) { struct diff_options opts; diff_setup(&opts); + opts.stat_width = -1; /* use full terminal width */ + opts.stat_graph_width = -1; /* respect statGraphWidth config */ opts.output_format |= DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT; opts.detect_rename = DIFF_DETECT_RENAME; @@@ -683,6 -681,7 +683,7 @@@ int try_merge_command(const char *strat } static int try_merge_strategy(const char *strategy, struct commit_list *common, + struct commit_list *remoteheads, struct commit *head, const char *head_arg) { int index_fd; @@@ -876,14 -875,14 +877,14 @@@ static void read_merge_msg(struct strbu die_errno(_("Could not read from '%s'"), filename); } - static void write_merge_state(void); - static void abort_commit(const char *err_msg) + static void write_merge_state(struct commit_list *); + static void abort_commit(struct commit_list *remoteheads, const char *err_msg) { if (err_msg) error("%s", err_msg); fprintf(stderr, _("Not committing merge; use 'git commit' to complete the merge.\n")); - write_merge_state(); + write_merge_state(remoteheads); exit(1); } @@@ -894,7 -893,7 +895,7 @@@ N_("Please enter a commit message to ex "Lines starting with '#' will be ignored, and an empty message aborts\n" "the commit.\n"); - static void prepare_to_commit(void) + static void prepare_to_commit(struct commit_list *remoteheads) { struct strbuf msg = STRBUF_INIT; const char *comment = _(merge_editor_comment); @@@ -905,20 -904,20 +906,20 @@@ write_merge_msg(&msg); run_hook(get_index_file(), "prepare-commit-msg", git_path("MERGE_MSG"), "merge", NULL, NULL); - if (option_edit) { + if (0 < option_edit) { if (launch_editor(git_path("MERGE_MSG"), NULL, NULL)) - abort_commit(NULL); + abort_commit(remoteheads, NULL); } read_merge_msg(&msg); - stripspace(&msg, option_edit); + stripspace(&msg, 0 < option_edit); if (!msg.len) - abort_commit(_("Empty commit message.")); + abort_commit(remoteheads, _("Empty commit message.")); strbuf_release(&merge_msg); strbuf_addbuf(&merge_msg, &msg); strbuf_release(&msg); } - static int merge_trivial(struct commit *head) + static int merge_trivial(struct commit *head, struct commit_list *remoteheads) { unsigned char result_tree[20], result_commit[20]; struct commit_list *parent = xmalloc(sizeof(*parent)); @@@ -929,45 -928,37 +930,37 @@@ parent->next = xmalloc(sizeof(*parent->next)); parent->next->item = remoteheads->item; parent->next->next = NULL; - prepare_to_commit(); + prepare_to_commit(remoteheads); if (commit_tree(&merge_msg, result_tree, parent, result_commit, NULL, sign_commit)) die(_("failed to write commit object")); - finish(head, result_commit, "In-index merge"); + finish(head, remoteheads, result_commit, "In-index merge"); drop_save(); return 0; } static int finish_automerge(struct commit *head, + int head_subsumed, struct commit_list *common, + struct commit_list *remoteheads, unsigned char *result_tree, const char *wt_strategy) { - struct commit_list *parents = NULL, *j; + struct commit_list *parents = NULL; struct strbuf buf = STRBUF_INIT; unsigned char result_commit[20]; free_commit_list(common); - if (allow_fast_forward) { - parents = remoteheads; + parents = remoteheads; + if (!head_subsumed || !allow_fast_forward) commit_list_insert(head, &parents); - parents = reduce_heads(parents); - } else { - struct commit_list **pptr = &parents; - - pptr = &commit_list_insert(head, - pptr)->next; - for (j = remoteheads; j; j = j->next) - pptr = &commit_list_insert(j->item, pptr)->next; - } strbuf_addch(&merge_msg, '\n'); - prepare_to_commit(); - free_commit_list(remoteheads); + prepare_to_commit(remoteheads); if (commit_tree(&merge_msg, result_tree, parents, result_commit, NULL, sign_commit)) die(_("failed to write commit object")); strbuf_addf(&buf, "Merge made by the '%s' strategy.", wt_strategy); - finish(head, result_commit, buf.buf); + finish(head, remoteheads, result_commit, buf.buf); strbuf_release(&buf); drop_save(); return 0; @@@ -1072,7 -1063,7 +1065,7 @@@ static int setup_with_upstream(const ch return i; } - static void write_merge_state(void) + static void write_merge_state(struct commit_list *remoteheads) { const char *filename; int fd; @@@ -1137,6 -1128,39 +1130,39 @@@ static int default_edit_option(void st_stdin.st_mode == st_stdout.st_mode); } + static struct commit_list *collect_parents(struct commit *head_commit, + int *head_subsumed, + int argc, const char **argv) + { + int i; + struct commit_list *remoteheads = NULL, *parents, *next; + struct commit_list **remotes = &remoteheads; + + if (head_commit) + remotes = &commit_list_insert(head_commit, remotes)->next; + for (i = 0; i < argc; i++) { + struct commit *commit = get_merge_parent(argv[i]); + if (!commit) + die(_("%s - not something we can merge"), argv[i]); + remotes = &commit_list_insert(commit, remotes)->next; + } + *remotes = NULL; + + parents = reduce_heads(remoteheads); + + *head_subsumed = 1; /* we will flip this to 0 when we find it */ + for (remoteheads = NULL, remotes = &remoteheads; + parents; + parents = next) { + struct commit *commit = parents->item; + next = parents->next; + if (commit == head_commit) + *head_subsumed = 0; + else + remotes = &commit_list_insert(commit, remotes)->next; + } + return remoteheads; + } int cmd_merge(int argc, const char **argv, const char *prefix) { @@@ -1146,11 -1170,11 +1172,11 @@@ struct commit *head_commit; struct strbuf buf = STRBUF_INIT; const char *head_arg; - int flag, i, ret = 0; + int flag, i, ret = 0, head_subsumed; int best_cnt = -1, merge_was_ok = 0, automerge_was_ok = 0; struct commit_list *common = NULL; const char *best_strategy = NULL, *wt_strategy = NULL; - struct commit_list **remotes = &remoteheads; + struct commit_list *remoteheads, *p; void *branch_to_free; if (argc == 2 && !strcmp(argv[1], "-h")) @@@ -1255,6 -1279,7 +1281,7 @@@ head_arg = argv[1]; argv += 2; argc -= 2; + remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv); } else if (!head_commit) { struct commit *remote_head; /* @@@ -1270,7 -1295,8 +1297,8 @@@ if (!allow_fast_forward) die(_("Non-fast-forward commit does not make sense into " "an empty head")); - remote_head = get_merge_parent(argv[0]); + remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv); + remote_head = remoteheads->item; if (!remote_head) die(_("%s - not something we can merge"), argv[0]); read_empty(remote_head->object.sha1, 0); @@@ -1288,8 -1314,9 +1316,9 @@@ * the standard merge summary message to be appended * to the given message. */ - for (i = 0; i < argc; i++) - merge_name(argv[i], &merge_names); + remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv); + for (p = remoteheads; p; p = p->next) + merge_name(merge_remote_util(p->item)->name, &merge_names); if (!have_message || shortlog_len) { struct fmt_merge_msg_opts opts; @@@ -1308,32 -1335,34 +1337,31 @@@ builtin_merge_options); strbuf_addstr(&buf, "merge"); - for (i = 0; i < argc; i++) - strbuf_addf(&buf, " %s", argv[i]); + for (p = remoteheads; p; p = p->next) + strbuf_addf(&buf, " %s", merge_remote_util(p->item)->name); setenv("GIT_REFLOG_ACTION", buf.buf, 0); strbuf_reset(&buf); - for (i = 0; i < argc; i++) { - struct commit *commit = get_merge_parent(argv[i]); - if (!commit) - die(_("%s - not something we can merge"), argv[i]); - remotes = &commit_list_insert(commit, remotes)->next; + for (p = remoteheads; p; p = p->next) { + struct commit *commit = p->item; strbuf_addf(&buf, "GITHEAD_%s", sha1_to_hex(commit->object.sha1)); - setenv(buf.buf, argv[i], 1); + setenv(buf.buf, merge_remote_util(commit)->name, 1); strbuf_reset(&buf); if (!fast_forward_only && merge_remote_util(commit) && merge_remote_util(commit)->obj && - merge_remote_util(commit)->obj->type == OBJ_TAG) { - if (option_edit < 0) - option_edit = default_edit_option(); + merge_remote_util(commit)->obj->type == OBJ_TAG) allow_fast_forward = 0; - } } if (option_edit < 0) - option_edit = 0; + option_edit = default_edit_option(); if (!use_strategies) { - if (!remoteheads->next) + if (!remoteheads) + ; /* already up-to-date */ + else if (!remoteheads->next) add_strategies(pull_twohead, DEFAULT_TWOHEAD); else add_strategies(pull_octopus, DEFAULT_OCTOPUS); @@@ -1346,7 -1375,9 +1374,9 @@@ allow_trivial = 0; } - if (!remoteheads->next) + if (!remoteheads) + ; /* already up-to-date */ + else if (!remoteheads->next) common = get_merge_bases(head_commit, remoteheads->item, 1); else { struct commit_list *list = remoteheads; @@@ -1358,10 -1389,11 +1388,11 @@@ update_ref("updating ORIG_HEAD", "ORIG_HEAD", head_commit->object.sha1, NULL, 0, DIE_ON_ERR); - if (!common) + if (remoteheads && !common) ; /* No common ancestors found. We need a real merge. */ - else if (!remoteheads->next && !common->next && - common->item == remoteheads->item) { + else if (!remoteheads || + (!remoteheads->next && !common->next && + common->item == remoteheads->item)) { /* * If head can reach all the merge then we are up to date. * but first the most common case of merging one remote. @@@ -1399,7 -1431,7 +1430,7 @@@ goto done; } - finish(head_commit, commit->object.sha1, msg.buf); + finish(head_commit, remoteheads, commit->object.sha1, msg.buf); drop_save(); goto done; } else if (!remoteheads->next && common->next) @@@ -1421,7 -1453,7 +1452,7 @@@ if (!read_tree_trivial(common->item->object.sha1, head_commit->object.sha1, remoteheads->item->object.sha1)) { - ret = merge_trivial(head_commit); + ret = merge_trivial(head_commit, remoteheads); goto done; } printf(_("Nope.\n")); @@@ -1492,7 -1524,8 +1523,8 @@@ wt_strategy = use_strategies[i]->name; ret = try_merge_strategy(use_strategies[i]->name, - common, head_commit, head_arg); + common, remoteheads, + head_commit, head_arg); if (!option_commit && !ret) { merge_was_ok = 1; /* @@@ -1534,8 -1567,9 +1566,9 @@@ * auto resolved the merge cleanly. */ if (automerge_was_ok) { - ret = finish_automerge(head_commit, common, result_tree, - wt_strategy); + ret = finish_automerge(head_commit, head_subsumed, + common, remoteheads, + result_tree, wt_strategy); goto done; } @@@ -1560,13 -1594,14 +1593,14 @@@ restore_state(head_commit->object.sha1, stash); printf(_("Using the %s to prepare resolving by hand.\n"), best_strategy); - try_merge_strategy(best_strategy, common, head_commit, head_arg); + try_merge_strategy(best_strategy, common, remoteheads, + head_commit, head_arg); } if (squash) - finish(head_commit, NULL, NULL); + finish(head_commit, remoteheads, NULL, NULL); else - write_merge_state(); + write_merge_state(remoteheads); if (merge_was_ok) fprintf(stderr, _("Automatic merge went well; " diff --combined t/t7602-merge-octopus-many.sh index bce0bd37cb,7117b57ccc..3b72c097ee --- a/t/t7602-merge-octopus-many.sh +++ b/t/t7602-merge-octopus-many.sh @@@ -66,21 -66,19 +66,19 @@@ EO test_expect_success 'merge output uses pretty names' ' git reset --hard c1 && git merge c2 c3 c4 >actual && - test_cmp actual expected + test_i18ncmp expected actual ' cat >expected <<\EOF - Already up-to-date with c4 - Trying simple merge with c5 - Merge made by the 'octopus' strategy. + Merge made by the 'recursive' strategy. c5.c | 1 + 1 file changed, 1 insertion(+) create mode 100644 c5.c EOF - test_expect_success 'merge up-to-date output uses pretty names' ' - git merge c4 c5 >actual && + test_expect_success 'merge reduces irrelevant remote heads' ' + GIT_MERGE_VERBOSITY=0 git merge c4 c5 >actual && - test_cmp expected actual + test_i18ncmp expected actual ' cat >expected <<\EOF @@@ -97,7 -95,7 +95,7 @@@ EO test_expect_success 'merge fast-forward output uses pretty names' ' git reset --hard c0 && git merge c1 c2 >actual && - test_cmp actual expected + test_i18ncmp expected actual ' test_done