Assertion 'ECMA_STRING_IS_REF_EQUALS_TO_ONE (string_p)' failed in ecma_free_string_list

[renatahodovan]

Jerry version:

Checked revision: c23cf417

Build command: ./tools/build.py --clean --debug --compile-flag=-m32 --profile=es2015-subset --system-allocator=on --error-messages=on --logging=on

OS:

Linux-4.15.0-43-generic-x86_64-with-Ubuntu-18.04-bionic

Test case:

JSON.stringify(URIError, valueOf, new String('abc\u2040\u2030cba'));

Backtrace:

Script Error: TypeError: The structure is cyclical.
ICE: Assertion 'ECMA_STRING_IS_REF_EQUALS_TO_ONE (string_p)' failed at jerryscript/jerry-core/ecma/base/ecma-literal-storage.c(ecma_free_string_list):43.
Error: ERR_FAILED_INTERNAL_ASSERTION

Program received signal SIGABRT, Aborted.
0xf7fd5059 in __kernel_vsyscall ()
(gdb) bt
#0  0xf7fd5059 in __kernel_vsyscall ()
#1  0xf7de1832 in raise () from /lib/i386-linux-gnu/libc.so.6
#2  0xf7de2cc1 in abort () from /lib/i386-linux-gnu/libc.so.6
#3  0x5655c9ec in jerry_port_fatal (code=ERR_FAILED_INTERNAL_ASSERTION) at jerryscript/jerry-port/default/default-fatal.c:71
#4  0x5659fe80 in jerry_fatal (code=ERR_FAILED_INTERNAL_ASSERTION) at jerryscript/jerry-core/jrt/jrt-fatals.c:58
#5  0x5659feba in jerry_assert_fail (assertion=0x565e624c "ECMA_STRING_IS_REF_EQUALS_TO_ONE (string_p)", file=0x565e6200 "jerryscript/jerry-core/ecma/base/ecma-literal-storage.c", 
    function=0x565ce9c8 <__func__.3807.lto_priv.89> "ecma_free_string_list", line=43) at jerryscript/jerry-core/jrt/jrt-fatals.c:82
#6  0x565c9b3b in ecma_free_string_list (string_list_p=0x566f7590) at jerryscript/jerry-core/ecma/base/ecma-literal-storage.c:43
#7  0x565c9bd7 in ecma_finalize_lit_storage () at jerryscript/jerry-core/ecma/base/ecma-literal-storage.c:63
#8  0x565c9373 in ecma_finalize () at jerryscript/jerry-core/ecma/base/ecma-init-finalize.c:63
#9  0x565b45a4 in jerry_cleanup () at jerryscript/jerry-core/api/jerry.c:210
#10 0x565b3a57 in main (argc=3, argv=0xffffd304) at jerryscript/jerry-main/main-unix.c:874

^{Found by Fuzzinator with grammarinator.}