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compile.c: disallow next in once

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* compile.c (iseq_compile_each0): turned dregx context in "once"
  into "guarded" type from "block" type, to disallow `next`,
  `break`, `redo` as well as outside "once".
  [ruby-core:81805] [Bug #13690]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59202 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-06-29 04:01:30 +00:00
parent f73498196f
commit 0a11abfc7e
3 changed files with 12 additions and 12 deletions
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5
compile.c
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@ -29,6 +29,8 @@
#undef RUBY_UNTYPED_DATA_WARNING
#define RUBY_UNTYPED_DATA_WARNING 0
#define ISEQ_TYPE_ONCE_GUARD ISEQ_TYPE_DEFINED_GUARD
#define FIXNUM_INC(n, i) ((n)+(INT2FIX(i)&~FIXNUM_FLAG))
#define FIXNUM_OR(n, i) ((n)|INT2FIX(i))
@ -5966,7 +5968,8 @@ iseq_compile_each0(rb_iseq_t *iseq, LINK_ANCHOR *const ret, NODE *node, int popp
int ic_index = iseq->body->is_size++;
NODE *dregx_node = NEW_NODE(NODE_DREGX, node->u1.value, node->u2.value, node->u3.value);
NODE *block_node = NEW_NODE(NODE_SCOPE, 0, dregx_node, 0);
const rb_iseq_t * block_iseq = NEW_CHILD_ISEQ(block_node, make_name_for_block(iseq), ISEQ_TYPE_BLOCK, line);
const rb_iseq_t *block_iseq = NEW_CHILD_ISEQ(block_node, make_name_for_block(iseq),
ISEQ_TYPE_ONCE_GUARD, line);
ADD_INSN2(ret, line, once, block_iseq, INT2FIX(ic_index));

11
test/ruby/test_exception.rb
View file

@ -1080,15 +1080,4 @@ $stderr = $stdout; raise "\x82\xa0"') do |outs, errs, status|
}
end;
end
def test_break_in_once
assert_separately([], "#{<<-"begin;"}\n#{<<~'end;'}")
begin;
obj = Object.new
def obj.try
/#{break}/o
end
assert_raise(LocalJumpError, /proc-closure/) {obj.try}
end;
end
end

8
test/ruby/test_syntax.rb
View file

@ -478,8 +478,16 @@ WARN
}
end
def test_invalid_break
assert_syntax_error("def m; break; end", /Invalid break/)
assert_syntax_error('/#{break}/', /Invalid break/)
assert_syntax_error('/#{break}/o', /Invalid break/)
end
def test_invalid_next
assert_syntax_error("def m; next; end", /Invalid next/)
assert_syntax_error('/#{next}/', /Invalid next/)
assert_syntax_error('/#{next}/o', /Invalid next/)
end
def test_lambda_with_space