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[Misc #18891]

3 files changed, 278 insertions, 278 deletions

diff --git a/ext/objspace/object_tracing.c b/ext/objspace/object_tracing.c
index 66d6baa491..0bf866a8f1 100644
--- a/ext/objspace/object_tracing.c
+++ b/ext/objspace/object_tracing.c
@@ -31,24 +31,24 @@ static const char *
 make_unique_str(st_table *tbl, const char *str, long len)
 {
     if (!str) {
-	return NULL;
+        return NULL;
     }
     else {
-	st_data_t n;
-	char *result;
-
-	if (st_lookup(tbl, (st_data_t)str, &n)) {
-	    st_insert(tbl, (st_data_t)str, n+1);
-	    st_get_key(tbl, (st_data_t)str, &n);
-	    result = (char *)n;
-	}
-	else {
-	    result = (char *)ruby_xmalloc(len+1);
-	    strncpy(result, str, len);
-	    result[len] = 0;
-	    st_add_direct(tbl, (st_data_t)result, 1);
-	}
-	return result;
+        st_data_t n;
+        char *result;
+
+        if (st_lookup(tbl, (st_data_t)str, &n)) {
+            st_insert(tbl, (st_data_t)str, n+1);
+            st_get_key(tbl, (st_data_t)str, &n);
+            result = (char *)n;
+        }
+        else {
+            result = (char *)ruby_xmalloc(len+1);
+            strncpy(result, str, len);
+            result[len] = 0;
+            st_add_direct(tbl, (st_data_t)result, 1);
+        }
+        return result;
     }
 }
 
@@ -56,17 +56,17 @@ static void
 delete_unique_str(st_table *tbl, const char *str)
 {
     if (str) {
-	st_data_t n;
-
-	st_lookup(tbl, (st_data_t)str, &n);
-	if (n == 1) {
-	    n = (st_data_t)str;
-	    st_delete(tbl, &n, 0);
-	    ruby_xfree((char *)n);
-	}
-	else {
-	    st_insert(tbl, (st_data_t)str, n-1);
-	}
+        st_data_t n;
+
+        st_lookup(tbl, (st_data_t)str, &n);
+        if (n == 1) {
+            n = (st_data_t)str;
+            st_delete(tbl, &n, 0);
+            ruby_xfree((char *)n);
+        }
+        else {
+            st_insert(tbl, (st_data_t)str, n-1);
+        }
     }
 }
 
@@ -87,18 +87,18 @@ newobj_i(VALUE tpval, void *data)
     st_data_t v;
 
     if (st_lookup(arg->object_table, (st_data_t)obj, &v)) {
-	info = (struct allocation_info *)v;
-	if (arg->keep_remains) {
-	    if (info->living) {
-		/* do nothing. there is possibility to keep living if FREEOBJ events while suppressing tracing */
-	    }
-	}
-	/* reuse info */
-	delete_unique_str(arg->str_table, info->path);
-	delete_unique_str(arg->str_table, info->class_path);
+        info = (struct allocation_info *)v;
+        if (arg->keep_remains) {
+            if (info->living) {
+                /* do nothing. there is possibility to keep living if FREEOBJ events while suppressing tracing */
+            }
+        }
+        /* reuse info */
+        delete_unique_str(arg->str_table, info->path);
+        delete_unique_str(arg->str_table, info->class_path);
     }
     else {
-	info = (struct allocation_info *)ruby_xmalloc(sizeof(struct allocation_info));
+        info = (struct allocation_info *)ruby_xmalloc(sizeof(struct allocation_info));
     }
     info->living = 1;
     info->flags = RBASIC(obj)->flags;
@@ -122,18 +122,18 @@ freeobj_i(VALUE tpval, void *data)
     struct allocation_info *info;
 
     if (arg->keep_remains) {
-	if (st_lookup(arg->object_table, obj, &v)) {
-	    info = (struct allocation_info *)v;
-	    info->living = 0;
-	}
+        if (st_lookup(arg->object_table, obj, &v)) {
+            info = (struct allocation_info *)v;
+            info->living = 0;
+        }
     }
     else {
-	if (st_delete(arg->object_table, &obj, &v)) {
-	    info = (struct allocation_info *)v;
-	    delete_unique_str(arg->str_table, info->path);
-	    delete_unique_str(arg->str_table, info->class_path);
-	    ruby_xfree(info);
-	}
+        if (st_delete(arg->object_table, &obj, &v)) {
+            info = (struct allocation_info *)v;
+            delete_unique_str(arg->str_table, info->path);
+            delete_unique_str(arg->str_table, info->class_path);
+            ruby_xfree(info);
+        }
     }
 }
 
@@ -236,12 +236,12 @@ get_traceobj_arg(void)
         VALUE obj = TypedData_Make_Struct(rb_cObject, struct traceobj_arg, &allocation_info_tracer_type, tmp_trace_arg);
         traceobj_arg = obj;
         rb_gc_register_mark_object(traceobj_arg);
-	tmp_trace_arg->running = 0;
-	tmp_trace_arg->keep_remains = tmp_keep_remains;
-	tmp_trace_arg->newobj_trace = 0;
-	tmp_trace_arg->freeobj_trace = 0;
-	tmp_trace_arg->object_table = st_init_numtable();
-	tmp_trace_arg->str_table = st_init_strtable();
+        tmp_trace_arg->running = 0;
+        tmp_trace_arg->keep_remains = tmp_keep_remains;
+        tmp_trace_arg->newobj_trace = 0;
+        tmp_trace_arg->freeobj_trace = 0;
+        tmp_trace_arg->object_table = st_init_numtable();
+        tmp_trace_arg->str_table = st_init_strtable();
     }
     return tmp_trace_arg;
 }
@@ -258,15 +258,15 @@ trace_object_allocations_start(VALUE self)
     struct traceobj_arg *arg = get_traceobj_arg();
 
     if (arg->running++ > 0) {
-	/* do nothing */
+        /* do nothing */
     }
     else {
-	if (arg->newobj_trace == 0) {
-	    arg->newobj_trace = rb_tracepoint_new(0, RUBY_INTERNAL_EVENT_NEWOBJ, newobj_i, arg);
-	    arg->freeobj_trace = rb_tracepoint_new(0, RUBY_INTERNAL_EVENT_FREEOBJ, freeobj_i, arg);
-	}
-	rb_tracepoint_enable(arg->newobj_trace);
-	rb_tracepoint_enable(arg->freeobj_trace);
+        if (arg->newobj_trace == 0) {
+            arg->newobj_trace = rb_tracepoint_new(0, RUBY_INTERNAL_EVENT_NEWOBJ, newobj_i, arg);
+            arg->freeobj_trace = rb_tracepoint_new(0, RUBY_INTERNAL_EVENT_FREEOBJ, freeobj_i, arg);
+        }
+        rb_tracepoint_enable(arg->newobj_trace);
+        rb_tracepoint_enable(arg->freeobj_trace);
     }
 
     return Qnil;
@@ -287,7 +287,7 @@ trace_object_allocations_stop(VALUE self)
     struct traceobj_arg *arg = get_traceobj_arg();
 
     if (arg->running > 0) {
-	arg->running--;
+        arg->running--;
     }
 
     if (arg->running == 0) {
@@ -374,8 +374,8 @@ object_allocations_reporter_i(st_data_t key, st_data_t val, st_data_t ptr)
     else                  fprintf(out, "C: %p", (void *)info->klass);
     fprintf(out, "@%s:%lu", info->path ? info->path : "", info->line);
     if (!NIL_P(info->mid)) {
-	VALUE m = rb_sym2str(info->mid);
-	fprintf(out, " (%s)", RSTRING_PTR(m));
+        VALUE m = rb_sym2str(info->mid);
+        fprintf(out, " (%s)", RSTRING_PTR(m));
     }
     fprintf(out, ")\n");
 
@@ -387,7 +387,7 @@ object_allocations_reporter(FILE *out, void *ptr)
 {
     fprintf(out, "== object_allocations_reporter: START\n");
     if (tmp_trace_arg) {
-	st_foreach(tmp_trace_arg->object_table, object_allocations_reporter_i, (st_data_t)out);
+        st_foreach(tmp_trace_arg->object_table, object_allocations_reporter_i, (st_data_t)out);
     }
     fprintf(out, "== object_allocations_reporter: END\n");
 }
@@ -397,8 +397,8 @@ trace_object_allocations_debug_start(VALUE self)
 {
     tmp_keep_remains = 1;
     if (object_allocations_reporter_registered == 0) {
-	object_allocations_reporter_registered = 1;
-	rb_bug_reporter_add(object_allocations_reporter, 0);
+        object_allocations_reporter_registered = 1;
+        rb_bug_reporter_add(object_allocations_reporter, 0);
     }
 
     return trace_object_allocations_start(self);
@@ -408,10 +408,10 @@ static struct allocation_info *
 lookup_allocation_info(VALUE obj)
 {
     if (tmp_trace_arg) {
-	st_data_t info;
-	if (st_lookup(tmp_trace_arg->object_table, obj, &info)) {
-	    return (struct allocation_info *)info;
-	}
+        st_data_t info;
+        if (st_lookup(tmp_trace_arg->object_table, obj, &info)) {
+            return (struct allocation_info *)info;
+        }
     }
     return NULL;
 }
@@ -435,10 +435,10 @@ allocation_sourcefile(VALUE self, VALUE obj)
     struct allocation_info *info = lookup_allocation_info(obj);
 
     if (info && info->path) {
-	return rb_str_new2(info->path);
+        return rb_str_new2(info->path);
     }
     else {
-	return Qnil;
+        return Qnil;
     }
 }
 
@@ -455,10 +455,10 @@ allocation_sourceline(VALUE self, VALUE obj)
     struct allocation_info *info = lookup_allocation_info(obj);
 
     if (info) {
-	return INT2FIX(info->line);
+        return INT2FIX(info->line);
     }
     else {
-	return Qnil;
+        return Qnil;
     }
 }
 
@@ -486,10 +486,10 @@ allocation_class_path(VALUE self, VALUE obj)
     struct allocation_info *info = lookup_allocation_info(obj);
 
     if (info && info->class_path) {
-	return rb_str_new2(info->class_path);
+        return rb_str_new2(info->class_path);
     }
     else {
-	return Qnil;
+        return Qnil;
     }
 }
 
@@ -518,10 +518,10 @@ allocation_method_id(VALUE self, VALUE obj)
 {
     struct allocation_info *info = lookup_allocation_info(obj);
     if (info) {
-	return info->mid;
+        return info->mid;
     }
     else {
-	return Qnil;
+        return Qnil;
     }
 }
 
@@ -550,10 +550,10 @@ allocation_generation(VALUE self, VALUE obj)
 {
     struct allocation_info *info = lookup_allocation_info(obj);
     if (info) {
-	return SIZET2NUM(info->generation);
+        return SIZET2NUM(info->generation);
     }
     else {
-	return Qnil;
+        return Qnil;
     }
 }
 
diff --git a/ext/objspace/objspace.c b/ext/objspace/objspace.c
index 9cc66bcfe8..fd5f770696 100644
--- a/ext/objspace/objspace.c
+++ b/ext/objspace/objspace.c
@@ -140,7 +140,7 @@ memsize_of_all_m(int argc, VALUE *argv, VALUE self)
     struct total_data data = {0, 0};
 
     if (argc > 0) {
-	rb_scan_args(argc, argv, "01", &data.klass);
+        rb_scan_args(argc, argv, "01", &data.klass);
     }
 
     each_object_with_flags(total_i, &data);
@@ -190,33 +190,33 @@ type2sym(enum ruby_value_type i)
     VALUE type;
     switch (i) {
 #define CASE_TYPE(t) case t: type = ID2SYM(rb_intern(#t)); break;
-	CASE_TYPE(T_NONE);
-	CASE_TYPE(T_OBJECT);
-	CASE_TYPE(T_CLASS);
-	CASE_TYPE(T_MODULE);
-	CASE_TYPE(T_FLOAT);
-	CASE_TYPE(T_STRING);
-	CASE_TYPE(T_REGEXP);
-	CASE_TYPE(T_ARRAY);
-	CASE_TYPE(T_HASH);
-	CASE_TYPE(T_STRUCT);
-	CASE_TYPE(T_BIGNUM);
-	CASE_TYPE(T_FILE);
-	CASE_TYPE(T_DATA);
-	CASE_TYPE(T_MATCH);
-	CASE_TYPE(T_COMPLEX);
-	CASE_TYPE(T_RATIONAL);
-	CASE_TYPE(T_NIL);
-	CASE_TYPE(T_TRUE);
-	CASE_TYPE(T_FALSE);
-	CASE_TYPE(T_SYMBOL);
-	CASE_TYPE(T_FIXNUM);
-	CASE_TYPE(T_UNDEF);
-	CASE_TYPE(T_IMEMO);
-	CASE_TYPE(T_NODE);
-	CASE_TYPE(T_ICLASS);
+        CASE_TYPE(T_NONE);
+        CASE_TYPE(T_OBJECT);
+        CASE_TYPE(T_CLASS);
+        CASE_TYPE(T_MODULE);
+        CASE_TYPE(T_FLOAT);
+        CASE_TYPE(T_STRING);
+        CASE_TYPE(T_REGEXP);
+        CASE_TYPE(T_ARRAY);
+        CASE_TYPE(T_HASH);
+        CASE_TYPE(T_STRUCT);
+        CASE_TYPE(T_BIGNUM);
+        CASE_TYPE(T_FILE);
+        CASE_TYPE(T_DATA);
+        CASE_TYPE(T_MATCH);
+        CASE_TYPE(T_COMPLEX);
+        CASE_TYPE(T_RATIONAL);
+        CASE_TYPE(T_NIL);
+        CASE_TYPE(T_TRUE);
+        CASE_TYPE(T_FALSE);
+        CASE_TYPE(T_SYMBOL);
+        CASE_TYPE(T_FIXNUM);
+        CASE_TYPE(T_UNDEF);
+        CASE_TYPE(T_IMEMO);
+        CASE_TYPE(T_NODE);
+        CASE_TYPE(T_ICLASS);
         CASE_TYPE(T_MOVED);
-	CASE_TYPE(T_ZOMBIE);
+        CASE_TYPE(T_ZOMBIE);
 #undef CASE_TYPE
       default: rb_bug("type2sym: unknown type (%d)", i);
     }
@@ -255,17 +255,17 @@ count_objects_size(int argc, VALUE *argv, VALUE os)
     VALUE hash = setup_hash(argc, argv);
 
     for (i = 0; i <= T_MASK; i++) {
-	counts[i] = 0;
+        counts[i] = 0;
     }
 
     each_object_with_flags(cos_i, &counts[0]);
 
     for (i = 0; i <= T_MASK; i++) {
-	if (counts[i]) {
-	    VALUE type = type2sym(i);
-	    total += counts[i];
-	    rb_hash_aset(hash, type, SIZET2NUM(counts[i]));
-	}
+        if (counts[i]) {
+            VALUE type = type2sym(i);
+            total += counts[i];
+            rb_hash_aset(hash, type, SIZET2NUM(counts[i]));
+        }
     }
     rb_hash_aset(hash, ID2SYM(rb_intern("TOTAL")), SIZET2NUM(total));
     return hash;
@@ -379,127 +379,127 @@ count_nodes(int argc, VALUE *argv, VALUE os)
     VALUE hash = setup_hash(argc, argv);
 
     for (i = 0; i <= NODE_LAST; i++) {
-	nodes[i] = 0;
+        nodes[i] = 0;
     }
 
     each_object_with_flags(cn_i, &nodes[0]);
 
     for (i=0; i<NODE_LAST; i++) {
-	if (nodes[i] != 0) {
-	    VALUE node;
-	    switch (i) {
+        if (nodes[i] != 0) {
+            VALUE node;
+            switch (i) {
 #define COUNT_NODE(n) case n: node = ID2SYM(rb_intern(#n)); goto set
-		COUNT_NODE(NODE_SCOPE);
-		COUNT_NODE(NODE_BLOCK);
-		COUNT_NODE(NODE_IF);
-		COUNT_NODE(NODE_UNLESS);
-		COUNT_NODE(NODE_CASE);
-		COUNT_NODE(NODE_CASE2);
-		COUNT_NODE(NODE_CASE3);
-		COUNT_NODE(NODE_WHEN);
-		COUNT_NODE(NODE_IN);
-		COUNT_NODE(NODE_WHILE);
-		COUNT_NODE(NODE_UNTIL);
-		COUNT_NODE(NODE_ITER);
-		COUNT_NODE(NODE_FOR);
-		COUNT_NODE(NODE_FOR_MASGN);
-		COUNT_NODE(NODE_BREAK);
-		COUNT_NODE(NODE_NEXT);
-		COUNT_NODE(NODE_REDO);
-		COUNT_NODE(NODE_RETRY);
-		COUNT_NODE(NODE_BEGIN);
-		COUNT_NODE(NODE_RESCUE);
-		COUNT_NODE(NODE_RESBODY);
-		COUNT_NODE(NODE_ENSURE);
-		COUNT_NODE(NODE_AND);
-		COUNT_NODE(NODE_OR);
-		COUNT_NODE(NODE_MASGN);
-		COUNT_NODE(NODE_LASGN);
-		COUNT_NODE(NODE_DASGN);
-		COUNT_NODE(NODE_GASGN);
-		COUNT_NODE(NODE_IASGN);
-		COUNT_NODE(NODE_CDECL);
-		COUNT_NODE(NODE_CVASGN);
-		COUNT_NODE(NODE_OP_ASGN1);
-		COUNT_NODE(NODE_OP_ASGN2);
-		COUNT_NODE(NODE_OP_ASGN_AND);
-		COUNT_NODE(NODE_OP_ASGN_OR);
-		COUNT_NODE(NODE_OP_CDECL);
-		COUNT_NODE(NODE_CALL);
-		COUNT_NODE(NODE_OPCALL);
-		COUNT_NODE(NODE_FCALL);
-		COUNT_NODE(NODE_VCALL);
-		COUNT_NODE(NODE_QCALL);
-		COUNT_NODE(NODE_SUPER);
-		COUNT_NODE(NODE_ZSUPER);
-		COUNT_NODE(NODE_LIST);
-		COUNT_NODE(NODE_ZLIST);
-		COUNT_NODE(NODE_VALUES);
-		COUNT_NODE(NODE_HASH);
-		COUNT_NODE(NODE_RETURN);
-		COUNT_NODE(NODE_YIELD);
-		COUNT_NODE(NODE_LVAR);
-		COUNT_NODE(NODE_DVAR);
-		COUNT_NODE(NODE_GVAR);
-		COUNT_NODE(NODE_IVAR);
-		COUNT_NODE(NODE_CONST);
-		COUNT_NODE(NODE_CVAR);
-		COUNT_NODE(NODE_NTH_REF);
-		COUNT_NODE(NODE_BACK_REF);
-		COUNT_NODE(NODE_MATCH);
-		COUNT_NODE(NODE_MATCH2);
-		COUNT_NODE(NODE_MATCH3);
-		COUNT_NODE(NODE_LIT);
-		COUNT_NODE(NODE_STR);
-		COUNT_NODE(NODE_DSTR);
-		COUNT_NODE(NODE_XSTR);
-		COUNT_NODE(NODE_DXSTR);
-		COUNT_NODE(NODE_EVSTR);
-		COUNT_NODE(NODE_DREGX);
-		COUNT_NODE(NODE_ONCE);
-		COUNT_NODE(NODE_ARGS);
-		COUNT_NODE(NODE_ARGS_AUX);
-		COUNT_NODE(NODE_OPT_ARG);
-		COUNT_NODE(NODE_KW_ARG);
-		COUNT_NODE(NODE_POSTARG);
-		COUNT_NODE(NODE_ARGSCAT);
-		COUNT_NODE(NODE_ARGSPUSH);
-		COUNT_NODE(NODE_SPLAT);
-		COUNT_NODE(NODE_BLOCK_PASS);
-		COUNT_NODE(NODE_DEFN);
-		COUNT_NODE(NODE_DEFS);
-		COUNT_NODE(NODE_ALIAS);
-		COUNT_NODE(NODE_VALIAS);
-		COUNT_NODE(NODE_UNDEF);
-		COUNT_NODE(NODE_CLASS);
-		COUNT_NODE(NODE_MODULE);
-		COUNT_NODE(NODE_SCLASS);
-		COUNT_NODE(NODE_COLON2);
-		COUNT_NODE(NODE_COLON3);
-		COUNT_NODE(NODE_DOT2);
-		COUNT_NODE(NODE_DOT3);
-		COUNT_NODE(NODE_FLIP2);
-		COUNT_NODE(NODE_FLIP3);
-		COUNT_NODE(NODE_SELF);
-		COUNT_NODE(NODE_NIL);
-		COUNT_NODE(NODE_TRUE);
-		COUNT_NODE(NODE_FALSE);
-		COUNT_NODE(NODE_ERRINFO);
-		COUNT_NODE(NODE_DEFINED);
-		COUNT_NODE(NODE_POSTEXE);
-		COUNT_NODE(NODE_DSYM);
-		COUNT_NODE(NODE_ATTRASGN);
-		COUNT_NODE(NODE_LAMBDA);
-		COUNT_NODE(NODE_ARYPTN);
-		COUNT_NODE(NODE_FNDPTN);
-		COUNT_NODE(NODE_HSHPTN);
+                COUNT_NODE(NODE_SCOPE);
+                COUNT_NODE(NODE_BLOCK);
+                COUNT_NODE(NODE_IF);
+                COUNT_NODE(NODE_UNLESS);
+                COUNT_NODE(NODE_CASE);
+                COUNT_NODE(NODE_CASE2);
+                COUNT_NODE(NODE_CASE3);
+                COUNT_NODE(NODE_WHEN);
+                COUNT_NODE(NODE_IN);
+                COUNT_NODE(NODE_WHILE);
+                COUNT_NODE(NODE_UNTIL);
+                COUNT_NODE(NODE_ITER);
+                COUNT_NODE(NODE_FOR);
+                COUNT_NODE(NODE_FOR_MASGN);
+                COUNT_NODE(NODE_BREAK);
+                COUNT_NODE(NODE_NEXT);
+                COUNT_NODE(NODE_REDO);
+                COUNT_NODE(NODE_RETRY);
+                COUNT_NODE(NODE_BEGIN);
+                COUNT_NODE(NODE_RESCUE);
+                COUNT_NODE(NODE_RESBODY);
+                COUNT_NODE(NODE_ENSURE);
+                COUNT_NODE(NODE_AND);
+                COUNT_NODE(NODE_OR);
+                COUNT_NODE(NODE_MASGN);
+                COUNT_NODE(NODE_LASGN);
+                COUNT_NODE(NODE_DASGN);
+                COUNT_NODE(NODE_GASGN);
+                COUNT_NODE(NODE_IASGN);
+                COUNT_NODE(NODE_CDECL);
+                COUNT_NODE(NODE_CVASGN);
+                COUNT_NODE(NODE_OP_ASGN1);
+                COUNT_NODE(NODE_OP_ASGN2);
+                COUNT_NODE(NODE_OP_ASGN_AND);
+                COUNT_NODE(NODE_OP_ASGN_OR);
+                COUNT_NODE(NODE_OP_CDECL);
+                COUNT_NODE(NODE_CALL);
+                COUNT_NODE(NODE_OPCALL);
+                COUNT_NODE(NODE_FCALL);
+                COUNT_NODE(NODE_VCALL);
+                COUNT_NODE(NODE_QCALL);
+                COUNT_NODE(NODE_SUPER);
+                COUNT_NODE(NODE_ZSUPER);
+                COUNT_NODE(NODE_LIST);
+                COUNT_NODE(NODE_ZLIST);
+                COUNT_NODE(NODE_VALUES);
+                COUNT_NODE(NODE_HASH);
+                COUNT_NODE(NODE_RETURN);
+                COUNT_NODE(NODE_YIELD);
+                COUNT_NODE(NODE_LVAR);
+                COUNT_NODE(NODE_DVAR);
+                COUNT_NODE(NODE_GVAR);
+                COUNT_NODE(NODE_IVAR);
+                COUNT_NODE(NODE_CONST);
+                COUNT_NODE(NODE_CVAR);
+                COUNT_NODE(NODE_NTH_REF);
+                COUNT_NODE(NODE_BACK_REF);
+                COUNT_NODE(NODE_MATCH);
+                COUNT_NODE(NODE_MATCH2);
+                COUNT_NODE(NODE_MATCH3);
+                COUNT_NODE(NODE_LIT);
+                COUNT_NODE(NODE_STR);
+                COUNT_NODE(NODE_DSTR);
+                COUNT_NODE(NODE_XSTR);
+                COUNT_NODE(NODE_DXSTR);
+                COUNT_NODE(NODE_EVSTR);
+                COUNT_NODE(NODE_DREGX);
+                COUNT_NODE(NODE_ONCE);
+                COUNT_NODE(NODE_ARGS);
+                COUNT_NODE(NODE_ARGS_AUX);
+                COUNT_NODE(NODE_OPT_ARG);
+                COUNT_NODE(NODE_KW_ARG);
+                COUNT_NODE(NODE_POSTARG);
+                COUNT_NODE(NODE_ARGSCAT);
+                COUNT_NODE(NODE_ARGSPUSH);
+                COUNT_NODE(NODE_SPLAT);
+                COUNT_NODE(NODE_BLOCK_PASS);
+                COUNT_NODE(NODE_DEFN);
+                COUNT_NODE(NODE_DEFS);
+                COUNT_NODE(NODE_ALIAS);
+                COUNT_NODE(NODE_VALIAS);
+                COUNT_NODE(NODE_UNDEF);
+                COUNT_NODE(NODE_CLASS);
+                COUNT_NODE(NODE_MODULE);
+                COUNT_NODE(NODE_SCLASS);
+                COUNT_NODE(NODE_COLON2);
+                COUNT_NODE(NODE_COLON3);
+                COUNT_NODE(NODE_DOT2);
+                COUNT_NODE(NODE_DOT3);
+                COUNT_NODE(NODE_FLIP2);
+                COUNT_NODE(NODE_FLIP3);
+                COUNT_NODE(NODE_SELF);
+                COUNT_NODE(NODE_NIL);
+                COUNT_NODE(NODE_TRUE);
+                COUNT_NODE(NODE_FALSE);
+                COUNT_NODE(NODE_ERRINFO);
+                COUNT_NODE(NODE_DEFINED);
+                COUNT_NODE(NODE_POSTEXE);
+                COUNT_NODE(NODE_DSYM);
+                COUNT_NODE(NODE_ATTRASGN);
+                COUNT_NODE(NODE_LAMBDA);
+                COUNT_NODE(NODE_ARYPTN);
+                COUNT_NODE(NODE_FNDPTN);
+                COUNT_NODE(NODE_HSHPTN);
 #undef COUNT_NODE
-	      case NODE_LAST: break;
-	    }
-	    UNREACHABLE;
-	  set:
-	    rb_hash_aset(hash, node, SIZET2NUM(nodes[i]));
-	}
+              case NODE_LAST: break;
+            }
+            UNREACHABLE;
+          set:
+            rb_hash_aset(hash, node, SIZET2NUM(nodes[i]));
+        }
     }
     return hash;
 }
@@ -817,26 +817,26 @@ reachable_object_from_root_i(const char *category, VALUE obj, void *ptr)
     VALUE category_objects;
 
     if (category == data->last_category) {
-	category_str = data->last_category_str;
-	category_objects = data->last_category_objects;
+        category_str = data->last_category_str;
+        category_objects = data->last_category_objects;
     }
     else {
-	data->last_category = category;
-	category_str = data->last_category_str = rb_str_new2(category);
-	category_objects = data->last_category_objects = rb_ident_hash_new();
-	if (!NIL_P(rb_hash_lookup(data->categories, category_str))) {
-	    rb_bug("reachable_object_from_root_i: category should insert at once");
-	}
-	rb_hash_aset(data->categories, category_str, category_objects);
+        data->last_category = category;
+        category_str = data->last_category_str = rb_str_new2(category);
+        category_objects = data->last_category_objects = rb_ident_hash_new();
+        if (!NIL_P(rb_hash_lookup(data->categories, category_str))) {
+            rb_bug("reachable_object_from_root_i: category should insert at once");
+        }
+        rb_hash_aset(data->categories, category_str, category_objects);
     }
 
     if (rb_objspace_markable_object_p(obj) &&
-	obj != data->categories &&
-	obj != data->last_category_objects) {
-	if (rb_objspace_internal_object_p(obj)) {
-	    obj = iow_newobj(obj);
-	}
-	rb_hash_aset(category_objects, obj, obj);
+        obj != data->categories &&
+        obj != data->last_category_objects) {
+        if (rb_objspace_internal_object_p(obj)) {
+            obj = iow_newobj(obj);
+        }
+        rb_hash_aset(category_objects, obj, obj);
     }
 }
 
@@ -872,14 +872,14 @@ static VALUE
 wrap_klass_iow(VALUE klass)
 {
     if (!RTEST(klass)) {
-	return Qnil;
+        return Qnil;
     }
     else if (RB_TYPE_P(klass, T_ICLASS) ||
              CLASS_OF(klass) == Qfalse /* hidden object */) {
-	return iow_newobj(klass);
+        return iow_newobj(klass);
     }
     else {
-	return klass;
+        return klass;
     }
 }
 
@@ -898,7 +898,7 @@ objspace_internal_class_of(VALUE self, VALUE obj)
     VALUE klass;
 
     if (rb_typeddata_is_kind_of(obj, &iow_data_type)) {
-	obj = (VALUE)DATA_PTR(obj);
+        obj = (VALUE)DATA_PTR(obj);
     }
 
     if (RB_TYPE_P(obj, T_IMEMO)) {
@@ -925,17 +925,17 @@ objspace_internal_super_of(VALUE self, VALUE obj)
     VALUE super;
 
     if (rb_typeddata_is_kind_of(obj, &iow_data_type)) {
-	obj = (VALUE)DATA_PTR(obj);
+        obj = (VALUE)DATA_PTR(obj);
     }
 
     switch (OBJ_BUILTIN_TYPE(obj)) {
       case T_MODULE:
       case T_CLASS:
       case T_ICLASS:
-	super = RCLASS_SUPER(obj);
-	break;
+        super = RCLASS_SUPER(obj);
+        break;
       default:
-	rb_raise(rb_eArgError, "class or module is expected");
+        rb_raise(rb_eArgError, "class or module is expected");
     }
 
     return wrap_klass_iow(super);
diff --git a/ext/objspace/objspace_dump.c b/ext/objspace/objspace_dump.c
index c6c85aec99..e4f1216a9a 100644
--- a/ext/objspace/objspace_dump.c
+++ b/ext/objspace/objspace_dump.c
@@ -235,32 +235,32 @@ obj_type(VALUE obj)
 {
     switch (BUILTIN_TYPE(obj)) {
 #define CASE_TYPE(type) case T_##type: return #type
-	CASE_TYPE(NONE);
-	CASE_TYPE(NIL);
-	CASE_TYPE(OBJECT);
-	CASE_TYPE(CLASS);
-	CASE_TYPE(ICLASS);
-	CASE_TYPE(MODULE);
-	CASE_TYPE(FLOAT);
-	CASE_TYPE(STRING);
-	CASE_TYPE(REGEXP);
-	CASE_TYPE(ARRAY);
-	CASE_TYPE(HASH);
-	CASE_TYPE(STRUCT);
-	CASE_TYPE(BIGNUM);
-	CASE_TYPE(FILE);
-	CASE_TYPE(FIXNUM);
-	CASE_TYPE(TRUE);
-	CASE_TYPE(FALSE);
-	CASE_TYPE(DATA);
-	CASE_TYPE(MATCH);
-	CASE_TYPE(SYMBOL);
-	CASE_TYPE(RATIONAL);
-	CASE_TYPE(COMPLEX);
-	CASE_TYPE(IMEMO);
-	CASE_TYPE(UNDEF);
-	CASE_TYPE(NODE);
-	CASE_TYPE(ZOMBIE);
+        CASE_TYPE(NONE);
+        CASE_TYPE(NIL);
+        CASE_TYPE(OBJECT);
+        CASE_TYPE(CLASS);
+        CASE_TYPE(ICLASS);
+        CASE_TYPE(MODULE);
+        CASE_TYPE(FLOAT);
+        CASE_TYPE(STRING);
+        CASE_TYPE(REGEXP);
+        CASE_TYPE(ARRAY);
+        CASE_TYPE(HASH);
+        CASE_TYPE(STRUCT);
+        CASE_TYPE(BIGNUM);
+        CASE_TYPE(FILE);
+        CASE_TYPE(FIXNUM);
+        CASE_TYPE(TRUE);
+        CASE_TYPE(FALSE);
+        CASE_TYPE(DATA);
+        CASE_TYPE(MATCH);
+        CASE_TYPE(SYMBOL);
+        CASE_TYPE(RATIONAL);
+        CASE_TYPE(COMPLEX);
+        CASE_TYPE(IMEMO);
+        CASE_TYPE(UNDEF);
+        CASE_TYPE(NODE);
+        CASE_TYPE(ZOMBIE);
 #undef CASE_TYPE
       default: break;
     }
@@ -583,8 +583,8 @@ heap_i(void *vstart, void *vend, size_t stride, void *data)
         asan_unpoison_object(v, false);
         dc->cur_page_slot_size = stride;
 
-	if (dc->full_heap || RBASIC(v)->flags)
-	    dump_object(v, dc);
+        if (dc->full_heap || RBASIC(v)->flags)
+            dump_object(v, dc);
 
         if (ptr) {
             asan_poison_object(v);