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Fix assertion in RegExp bytecode realloc.

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Assertion '!bc_ctx_p->current_p && !bc_ctx_p->block_end_p && !bc_ctx_p->block_start_p' failed in realloc_regexp_bytecode_block

JerryScript-DCO-1.0-Signed-off-by: László Langó llango.u-szeged@partner.samsung.com
This commit is contained in:
László Langó 2015-07-10 10:10:32 +02:00
parent 9b24d8fd7a
commit 122e5c47c9
2 changed files with 30 additions and 1 deletions
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6
jerry-core/parser/regexp/re-compiler.cpp
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@ -48,7 +48,11 @@ realloc_regexp_bytecode_block (re_bytecode_ctx_t *bc_ctx_p) /**< RegExp bytecode
{
JERRY_ASSERT (bc_ctx_p->block_end_p - bc_ctx_p->block_start_p >= 0);
size_t old_size = static_cast<size_t> (bc_ctx_p->block_end_p - bc_ctx_p->block_start_p);
JERRY_ASSERT (!bc_ctx_p->current_p && !bc_ctx_p->block_end_p && !bc_ctx_p->block_start_p);
/* If one of the members of RegExp bytecode context is NULL, then all member should be NULL
* (it means first allocation), otherwise all of the members should be a non NULL pointer. */
JERRY_ASSERT ((!bc_ctx_p->current_p && !bc_ctx_p->block_end_p && !bc_ctx_p->block_start_p)
|| (bc_ctx_p->current_p && bc_ctx_p->block_end_p && bc_ctx_p->block_start_p));
size_t new_block_size = old_size + REGEXP_BYTECODE_BLOCK_SIZE;
JERRY_ASSERT (bc_ctx_p->current_p - bc_ctx_p->block_start_p >= 0);

25
tests/jerry/regression-test-issue-245.js Normal file
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@ -0,0 +1,25 @@
// Copyright 2015 Samsung Electronics Co., Ltd.
// Copyright 2015 University of Szeged.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
try
{
v_0 = /N(?![^6](?:.)|(?!C[^k-o]*|p){0,}|H)|\\xDF\\db{0,}|i\\0?)/;
assert (false);
}
catch (e)
{
assert (e instanceof SyntaxError);
assert (e.message === "Unexpected end of paren.");
}