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-rw-r--r--parse.y3
-rw-r--r--symbol.c36
-rw-r--r--test/ruby/test_method.rb5
-rw-r--r--test/ruby/test_proc.rb3
4 files changed, 40 insertions, 7 deletions
diff --git a/parse.y b/parse.y
index c769ffe485..7c5e8c3772 100644
--- a/parse.y
+++ b/parse.y
@@ -11812,8 +11812,9 @@ rb_init_parse(void)
static ID
internal_id(struct parser_params *p)
{
+ const ID max_id = RB_ID_SERIAL_MAX & ~0xffff;
ID id = (ID)vtable_size(p->lvtbl->args) + (ID)vtable_size(p->lvtbl->vars);
- id += ((tLAST_TOKEN - ID_INTERNAL) >> ID_SCOPE_SHIFT) + 1;
+ id = max_id - id;
return ID_STATIC_SYM | ID_INTERNAL | (id << ID_SCOPE_SHIFT);
}
#endif /* !RIPPER */
diff --git a/symbol.c b/symbol.c
index a3422501a8..b7df410187 100644
--- a/symbol.c
+++ b/symbol.c
@@ -19,6 +19,9 @@
#ifndef SYMBOL_DEBUG
# define SYMBOL_DEBUG 0
#endif
+#ifndef CHECK_ID_SERIAL
+# define CHECK_ID_SERIAL SYMBOL_DEBUG
+#endif
#define SYMBOL_PINNED_P(sym) (RSYMBOL(sym)->id&~ID_SCOPE_MASK)
@@ -370,20 +373,41 @@ set_id_entry(rb_id_serial_t num, VALUE str, VALUE sym)
}
static VALUE
-get_id_entry(rb_id_serial_t num, const enum id_entry_type t)
+get_id_serial_entry(rb_id_serial_t num, ID id, const enum id_entry_type t)
{
if (num && num <= global_symbols.last_id) {
size_t idx = num / ID_ENTRY_UNIT;
VALUE ids = global_symbols.ids;
VALUE ary;
if (idx < (size_t)RARRAY_LEN(ids) && !NIL_P(ary = rb_ary_entry(ids, (long)idx))) {
- VALUE result = rb_ary_entry(ary, (long)(num % ID_ENTRY_UNIT) * ID_ENTRY_SIZE + t);
- if (!NIL_P(result)) return result;
+ long pos = (long)(num % ID_ENTRY_UNIT) * ID_ENTRY_SIZE;
+ VALUE result = rb_ary_entry(ary, pos + t);
+ if (NIL_P(result)) return 0;
+#if CHECK_ID_SERIAL
+ if (id) {
+ VALUE sym = result;
+ if (t != ID_ENTRY_SYM)
+ sym = rb_ary_entry(ary, pos + ID_ENTRY_SYM);
+ if (STATIC_SYM_P(sym)) {
+ if (STATIC_SYM2ID(sym) != id) return 0;
+ }
+ else {
+ if (RSYMBOL(sym)->id != id) return 0;
+ }
+ }
+#endif
+ return result;
}
}
return 0;
}
+static VALUE
+get_id_entry(ID id, const enum id_entry_type t)
+{
+ return get_id_serial_entry(rb_id_to_serial(id), id, t);
+}
+
static inline ID
#ifdef __GNUC__
__attribute__((unused))
@@ -391,7 +415,7 @@ __attribute__((unused))
rb_id_serial_to_id(rb_id_serial_t num)
{
if (is_notop_id((ID)num)) {
- VALUE sym = get_id_entry(num, ID_ENTRY_SYM);
+ VALUE sym = get_id_serial_entry(num, 0, ID_ENTRY_SYM);
return SYM2ID(sym);
}
else {
@@ -579,7 +603,7 @@ lookup_str_sym(const VALUE str)
static VALUE
lookup_id_str(ID id)
{
- return get_id_entry(rb_id_to_serial(id), ID_ENTRY_STR);
+ return get_id_entry(id, ID_ENTRY_STR);
}
ID
@@ -758,7 +782,7 @@ VALUE
rb_id2sym(ID x)
{
if (!DYNAMIC_ID_P(x)) return STATIC_ID2SYM(x);
- return get_id_entry(rb_id_to_serial(x), ID_ENTRY_SYM);
+ return get_id_entry(x, ID_ENTRY_SYM);
}
diff --git a/test/ruby/test_method.rb b/test/ruby/test_method.rb
index beffaa8ce0..4e20534dfa 100644
--- a/test/ruby/test_method.rb
+++ b/test/ruby/test_method.rb
@@ -615,6 +615,11 @@ class TestMethod < Test::Unit::TestCase
assert_equal([[:req, :a], [:opt, :b], [:rest, :c], [:req, :d], [:keyrest, :o]], self.class.instance_method(:pmk7).parameters)
end
+ def test_hidden_parameters
+ instance_eval("def m((_)"+",(_)"*256+");end")
+ assert_empty(method(:m).parameters.map{|_,n|n}.compact)
+ end
+
def test_public_method_with_zsuper_method
c = Class.new
c.class_eval do
diff --git a/test/ruby/test_proc.rb b/test/ruby/test_proc.rb
index 10ae02849d..17def93362 100644
--- a/test/ruby/test_proc.rb
+++ b/test/ruby/test_proc.rb
@@ -1137,6 +1137,9 @@ class TestProc < Test::Unit::TestCase
assert_equal([[:req]], method(:putc).parameters)
assert_equal([[:rest]], method(:p).parameters)
+
+ pr = eval("proc{|"+"(_),"*30+"|}")
+ assert_empty(pr.parameters.map{|_,n|n}.compact)
end
def pm0() end