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Limit the call stack size for native/builtin functions as well (#2935)

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VM_RECURSION_LIMIT only prevented the recursion of interpreted codeblocks but
native/builtin function calls can also create stack overflow due to the too deep recursion.

This patch fixes #2905.

Co-authored-by: Gabor Loki loki@inf.u-szeged.hu
JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik
2019-07-05 12:21:48 +02:00
committed by GitHub
parent 8766bb3b37
commit e902b870aa
10 changed files with 100 additions and 54 deletions
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tools/build.py
+6 -6
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@@ -130,8 +130,8 @@ def get_arguments():
help=devhelp('enable regexp strict mode (%(choices)s)'))
coregrp.add_argument('--regexp-recursion-limit', metavar='N', type=int,
help='regexp recursion depth limit')
coregrp.add_argument('--vm-recursion-limit', metavar='N', type=int,
help='VM recursion depth limit')
coregrp.add_argument('--call-stack-limit', metavar='N', type=int,
help='Function call recursion depth limit')
coregrp.add_argument('--show-opcodes', metavar='X', choices=['ON', 'OFF'], type=str.upper,
help=devhelp('enable parser byte-code dumps (%(choices)s)'))
coregrp.add_argument('--show-regexp-opcodes', metavar='X', choices=['ON', 'OFF'], type=str.upper,
@@ -156,9 +156,9 @@ def get_arguments():
parser.print_help()
sys.exit(0)
if arguments.vm_recursion_limit:
if arguments.vm_recursion_limit < 0:
print ('Configuration error: VM recursion limit must be greater or equal than 0')
if arguments.call_stack_limit:
if arguments.call_stack_limit < 0:
print ('Configuration error: Function call recursion limit must be greater or equal than 0')
sys.exit(1)
return arguments
@@ -207,7 +207,7 @@ def generate_build_options(arguments):
build_options_append('FEATURE_PROFILE', arguments.profile)
build_options_append('FEATURE_REGEXP_STRICT_MODE', arguments.regexp_strict_mode)
build_options_append('JERRY_REGEXP_RECURSION_LIMIT', arguments.regexp_recursion_limit)
build_options_append('JERRY_VM_RECURSION_LIMIT', arguments.vm_recursion_limit)
build_options_append('JERRY_CALL_STACK_LIMIT', arguments.call_stack_limit)
build_options_append('FEATURE_PARSER_DUMP', arguments.show_opcodes)
build_options_append('FEATURE_REGEXP_DUMP', arguments.show_regexp_opcodes)
build_options_append('FEATURE_SNAPSHOT_EXEC', arguments.snapshot_exec)