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Dup kwrest hash when merging other keyword arguments [Bug #17481]

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This commit is contained in:
Nobuyoshi Nakada 2020-12-28 01:38:17 +09:00
parent cc055d4d3f
commit c8010fcec0
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GPG key ID: 7CD2805BFA3770C6
2 changed files with 28 additions and 1 deletions
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4
compile.c
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@ -8157,6 +8157,10 @@ iseq_compile_each0(rb_iseq_t *iseq, LINK_ANCHOR *const ret, const NODE *node, in
if (local_body->param.flags.has_kwrest) {
int idx = local_body->local_table_size - local_kwd->rest_start;
ADD_GETLOCAL(args, line, idx, lvar_level);
if (local_kwd->num > 0) {
ADD_SEND(args, line, rb_intern("dup"), INT2FIX(0));
flag |= VM_CALL_KW_SPLAT_MUT;
}
}
else {
ADD_INSN1(args, line, newhash, INT2FIX(0));

25
test/ruby/test_keyword.rb
View file

@ -3681,6 +3681,25 @@ class TestKeywordArguments < Test::Unit::TestCase
assert_equal([42, {:bar=>"x"}], b.new.foo(42), bug8236)
end
def test_super_with_keyword_kwrest
base = Class.new do
def foo(**h)
h
end
end
a = Class.new(base) do
attr_reader :h
def foo(a:, b:, **h)
@h = h
super
end
end
o = a.new
assert_equal({a: 1, b: 2, c: 3}, o.foo(a: 1, b: 2, c: 3))
assert_equal({c: 3}, o.h)
end
def test_zsuper_only_named_kwrest
bug8416 = '[ruby-core:55033] [Bug #8416]'
base = Class.new do
@ -3689,11 +3708,15 @@ class TestKeywordArguments < Test::Unit::TestCase
end
end
a = Class.new(base) do
attr_reader :h
def foo(**h)
@h = h
super
end
end
assert_equal({:bar=>"x"}, a.new.foo(bar: "x"), bug8416)
o = a.new
assert_equal({:bar=>"x"}, o.foo(bar: "x"), bug8416)
assert_equal({:bar=>"x"}, o.h)
end
def test_zsuper_only_anonymous_kwrest