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Mark the lexical environments of running executable objects (#4133)

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Fixes #4094.

JerryScript-DCO-1.0-Signed-off-by: Dániel Bátyai daniel.batyai@h-lab.eu
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Dániel Bátyai 2020-08-12 20:50:48 +02:00 committed by GitHub
parent 79540727ab
commit 5ce95be174
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2 changed files with 27 additions and 2 deletions
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4
jerry-core/ecma/base/ecma-gc.c
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@ -425,6 +425,8 @@ ecma_gc_mark_executable_object (ecma_object_t *object_p) /**< object */
}
}
ecma_gc_set_object_visited (executable_object_p->frame_ctx.lex_env_p);
if (!ECMA_EXECUTABLE_OBJECT_IS_SUSPENDED (executable_object_p->extended_object.u.class_prop.extra_info))
{
/* All objects referenced by running executable objects are strong roots,
@ -432,8 +434,6 @@ ecma_gc_mark_executable_object (ecma_object_t *object_p) /**< object */
return;
}
ecma_gc_set_object_visited (executable_object_p->frame_ctx.lex_env_p);
if (ecma_is_value_object (executable_object_p->frame_ctx.this_binding))
{
ecma_gc_set_object_visited (ecma_get_object_from_value (executable_object_p->frame_ctx.this_binding));

25
tests/jerry/es.next/regression-test-issue-4094.js Normal file
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@ -0,0 +1,25 @@
// Copyright JS Foundation and other contributors, http://js.foundation
//
// 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.
function f() {
var o1 = {e:[]};
var o2 = o1;
async function g(a,b) {
await b;
o2 = 13.37;
}
g("a");
}
f();