default=False,
cmdline="--vanilla",
requires=[("translation.no__thread", True)]),
BoolOption("no__thread",
"don't use __thread for implementing TLS",
default=False,
cmdline="--no__thread",
negation=False),
StrOption("compilerflags",
"Specify flags for the C compiler",
cmdline="--cflags"),
StrOption("linkerflags",
"Specify flags for the linker (C backend only)",
cmdline="--ldflags"),
IntOption("make_jobs", "Specify -j argument to make for compilation"
" (C backend only)",
cmdline="--make-jobs",
default=detect_number_of_processors()),
# Flags of the TranslationContext:
BoolOption("simplifying", "Simplify flow graphs", default=True),
BoolOption("builtins_can_raise_exceptions",
"When true, assume any call to a 'simple' builtin such as "
"'hex' can raise an arbitrary exception",
default=False,
cmdline=None),
BoolOption("list_comprehension_operations",
"When true, look for and special-case the sequence of "
"operations that results from a list comprehension and "
"attempt to pre-allocate the list",
default=False,
cmdline='--listcompr'),
BoolOption("thread",
"enable use of threading primitives",
default=False,
cmdline="--thread",
requires=[("translation.gc", "boehm")]),
BoolOption("verbose", "Print extra information", default=False),
BoolOption("debug",
"Record extra annotation information",
cmdline="-d --debug",
default=False),
BoolOption("insist",
"Try hard to go on RTyping",
default=False,
cmdline="--insist"),
IntOption(
"withsmallfuncsets",
"Represent groups of less funtions than this as indices into an array",
default=0),
BoolOption("countmallocs",
"Count mallocs and frees",
default=False,
cmdline=None),
BoolOption("sandbox",
"Produce a fully-sandboxed executable",
default=False,
cmdline="--sandbox",
requires=[("translation.thread", False)]),
BoolOption("rweakref",
"The backend supports RPython-level weakrefs",
default=True),
# misc
OptionDescription(
"std",
"Standard Object Space Options",
[
BoolOption(
"withtproxy", "support transparent proxies", default=True),
BoolOption("withsmallint",
"use tagged integers",
default=False,
requires=[("translation.gc", "boehm"),
("objspace.std.withprebuiltint", False)]),
BoolOption("withprebuiltint",
"prebuild commonly used int objects",
default=False),
IntOption("prebuiltintfrom",
"lowest integer which is prebuilt",
default=-5,
cmdline="--prebuiltintfrom"),
IntOption("prebuiltintto",
"highest integer which is prebuilt",
default=100,
cmdline="--prebuiltintto"),
BoolOption("withstrjoin",
"use strings optimized for addition",
default=False),
BoolOption("withstrslice",
"use strings optimized for slicing",
default=False),
BoolOption("withprebuiltchar",
"use prebuilt single-character string objects",
default=False),
BoolOption(
cmdline="--opt -O"),
BoolOption("profile",
"cProfile (to debug the speed of the translation process)",
default=False,
cmdline="--profile"),
BoolOption("pdb",
"Always run pdb even if the translation succeeds",
default=False,
cmdline="--pdb"),
BoolOption("batch",
"Don't run interactive helpers",
default=False,
cmdline="--batch",
negation=False),
IntOption("huge", "Threshold in the number of functions after which "
"a local call graph and not a full one is displayed",
default=100,
cmdline="--huge"),
BoolOption("view",
"Start the pygame viewer",
default=False,
cmdline="--view",
negation=False),
BoolOption("help",
"show this help message and exit",
default=False,
cmdline="-h --help",
negation=False),
BoolOption("fullhelp",
"show full help message and exit",
default=False,
cmdline="--full-help",