Assertion 'context_p->token.type != LEXER_COLON' failed in parser_parse_case_statement

[renatahodovan]

JerryScript revision

5020015 (v3.0.0)

Build platform

Ubuntu 24.04.1 LTS (Linux 6.8.0-49-generic x86_64)

Build steps

./tools/build.py --clean --debug --compile-flag=-fsanitize=address --logging=on

Test case

switch (a){
  default : class b {
    static  #catch 
  }
  case !this :

Output

ICE: Assertion 'context_p->token.type != LEXER_COLON' failed at jerryscript/src/jerry-core/parser/js/js-parser-statm.c(parser_parse_case_statement):2033.
Error: JERRY_FATAL_FAILED_ASSERTION
==1931177== ERROR: libFuzzer: deadly signal
    #0 0x555d964bd545 in __sanitizer_print_stack_trace (jerryscript/basic/libfuzzer+0x1e9545) (BuildId: 932bc76ab7f7477eee554362851f38adbd14aaa0)
    #1 0x555d9641148c in fuzzer::PrintStackTrace() (jerryscript/basic/libfuzzer+0x13d48c) (BuildId: 932bc76ab7f7477eee554362851f38adbd14aaa0)
    #2 0x555d963f65f7 in fuzzer::Fuzzer::CrashCallback() (jerryscript/basic/libfuzzer+0x1225f7) (BuildId: 932bc76ab7f7477eee554362851f38adbd14aaa0)
    #3 0x7fb1cb04532f  (/lib/x86_64-linux-gnu/libc.so.6+0x4532f) (BuildId: 42c84c92e6f98126b3e2230ebfdead22c235b667)
    #4 0x7fb1cb09eb2b in pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x9eb2b) (BuildId: 42c84c92e6f98126b3e2230ebfdead22c235b667)
    #5 0x7fb1cb04527d in raise (/lib/x86_64-linux-gnu/libc.so.6+0x4527d) (BuildId: 42c84c92e6f98126b3e2230ebfdead22c235b667)
    #6 0x7fb1cb0288fe in abort (/lib/x86_64-linux-gnu/libc.so.6+0x288fe) (BuildId: 42c84c92e6f98126b3e2230ebfdead22c235b667)
    #7 0x555d96675a00 in jerry_port_fatal jerryscript/src/jerry-port/common/jerry-port-process.c:41:5
    #8 0x555d965da6cd in jerry_fatal jerryscript/src/jerry-core/jrt/jrt-fatals.c:63:3
    #9 0x555d965da78e in jerry_assert_fail jerryscript/src/jerry-core/jrt/jrt-fatals.c:83:3
    #10 0x555d96619668 in parser_parse_case_statement jerryscript/src/jerry-core/parser/js/js-parser-statm.c:2033:5
    #11 0x555d96619668 in parser_parse_statements jerryscript/src/jerry-core/parser/js/js-parser-statm.c:2909:9
    #12 0x555d966202ab in parser_parse_source jerryscript/src/jerry-core/parser/js/js-parser.c:2280:5
    #13 0x555d96628499 in parser_parse_script jerryscript/src/jerry-core/parser/js/js-parser.c:3332:38
    #14 0x555d965081d0 in jerry_parse_common jerryscript/src/jerry-core/api/jerryscript.c:413:21
    #15 0x555d96508604 in jerry_parse jerryscript/src/jerry-core/api/jerryscript.c:481:10
    #16 0x555d964f3475 in LLVMFuzzerTestOneInput jerryscript/src/jerry-main/main-libfuzzer.c:30:33
    #17 0x555d963f7bca in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) (jerryscript/basic/libfuzzer+0x123bca) (BuildId: 932bc76ab7f7477eee554362851f38adbd14aaa0)
    #18 0x555d963df863 in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) (jerryscript/basic/libfuzzer+0x10b863) (BuildId: 932bc76ab7f7477eee554362851f38adbd14aaa0)
    #19 0x555d963e5a21 in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) (jerryscript/basic/libfuzzer+0x111a21) (BuildId: 932bc76ab7f7477eee554362851f38adbd14aaa0)
    #20 0x555d96411ff6 in main (jerryscript/basic/libfuzzer+0x13dff6) (BuildId: 932bc76ab7f7477eee554362851f38adbd14aaa0)
    #21 0x7fb1cb02a1c9  (/lib/x86_64-linux-gnu/libc.so.6+0x2a1c9) (BuildId: 42c84c92e6f98126b3e2230ebfdead22c235b667)
    #22 0x7fb1cb02a28a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2a28a) (BuildId: 42c84c92e6f98126b3e2230ebfdead22c235b667)
    #23 0x555d963d9ff4 in _start (jerryscript/basic/libfuzzer+0x105ff4) (BuildId: 932bc76ab7f7477eee554362851f38adbd14aaa0)