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Title: 3. Configure Python — Python 3.15.0a5 documentation

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Description: Build Requirements: To build CPython, you will need: A C11 compiler. Optional C11 features are not required., On Windows, Microsoft Visual Studio 2017 or later is required., Support for IEEE 754 fl...

Open Graph Description: Build Requirements: To build CPython, you will need: A C11 compiler. Optional C11 features are not required., On Windows, Microsoft Visual Studio 2017 or later is required., Support for IEEE 754 fl...

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Links:

	https://www.python.org/
Table of Contents	https://docs.python.org/dev/contents.html
3. Configure Python	https://docs.python.org/dev/using/configure.html
3.1. Build Requirements	https://docs.python.org/dev/using/configure.html#build-requirements
3.1.1. Requirements for optional modules	https://docs.python.org/dev/using/configure.html#requirements-for-optional-modules
3.2. Generated files	https://docs.python.org/dev/using/configure.html#generated-files
3.2.1. configure script	https://docs.python.org/dev/using/configure.html#configure-script
3.3. Configure Options	https://docs.python.org/dev/using/configure.html#configure-options
3.3.1. General Options	https://docs.python.org/dev/using/configure.html#general-options
3.3.2. C compiler options	https://docs.python.org/dev/using/configure.html#c-compiler-options
3.3.3. Linker options	https://docs.python.org/dev/using/configure.html#linker-options
3.3.4. Options for third-party dependencies	https://docs.python.org/dev/using/configure.html#options-for-third-party-dependencies
3.3.5. WebAssembly Options	https://docs.python.org/dev/using/configure.html#webassembly-options
3.3.6. Install Options	https://docs.python.org/dev/using/configure.html#install-options
3.3.7. Performance options	https://docs.python.org/dev/using/configure.html#performance-options
3.3.8. Python Debug Build	https://docs.python.org/dev/using/configure.html#python-debug-build
3.3.9. Debug options	https://docs.python.org/dev/using/configure.html#debug-options
3.3.10. Linker options	https://docs.python.org/dev/using/configure.html#id13
3.3.11. Libraries options	https://docs.python.org/dev/using/configure.html#libraries-options
3.3.12. Security Options	https://docs.python.org/dev/using/configure.html#security-options
3.3.13. macOS Options	https://docs.python.org/dev/using/configure.html#macos-options
3.3.14. iOS Options	https://docs.python.org/dev/using/configure.html#ios-options
3.3.15. Cross Compiling Options	https://docs.python.org/dev/using/configure.html#cross-compiling-options
3.4. Python Build System	https://docs.python.org/dev/using/configure.html#python-build-system
3.4.1. Main files of the build system	https://docs.python.org/dev/using/configure.html#main-files-of-the-build-system
3.4.2. Main build steps	https://docs.python.org/dev/using/configure.html#main-build-steps
3.4.3. Main Makefile targets	https://docs.python.org/dev/using/configure.html#main-makefile-targets
3.4.3.1. make	https://docs.python.org/dev/using/configure.html#make
3.4.3.2. make platform	https://docs.python.org/dev/using/configure.html#make-platform
3.4.3.3. make profile-opt	https://docs.python.org/dev/using/configure.html#make-profile-opt
3.4.3.4. make clean	https://docs.python.org/dev/using/configure.html#make-clean
3.4.3.5. make distclean	https://docs.python.org/dev/using/configure.html#make-distclean
3.4.3.6. make install	https://docs.python.org/dev/using/configure.html#make-install
3.4.3.7. make test	https://docs.python.org/dev/using/configure.html#make-test
3.4.3.8. make ci	https://docs.python.org/dev/using/configure.html#make-ci
3.4.3.9. make buildbottest	https://docs.python.org/dev/using/configure.html#make-buildbottest
3.4.3.10. make regen-all	https://docs.python.org/dev/using/configure.html#make-regen-all
3.4.4. C extensions	https://docs.python.org/dev/using/configure.html#c-extensions
3.5. Compiler and linker flags	https://docs.python.org/dev/using/configure.html#compiler-and-linker-flags
3.5.1. Preprocessor flags	https://docs.python.org/dev/using/configure.html#preprocessor-flags
3.5.2. Compiler flags	https://docs.python.org/dev/using/configure.html#compiler-flags
3.5.3. Linker flags	https://docs.python.org/dev/using/configure.html#linker-flags
2. Using Python on Unix platforms	https://docs.python.org/dev/using/unix.html
4. Using Python on Windows	https://docs.python.org/dev/using/windows.html
Report a bug	https://docs.python.org/dev/bugs.html
Show source	https://github.com/python/cpython/blob/main/Doc/using/configure.rst?plain=1
index	https://docs.python.org/dev/genindex.html
modules	https://docs.python.org/dev/py-modindex.html
next	https://docs.python.org/dev/using/windows.html
previous	https://docs.python.org/dev/using/unix.html
Python	https://www.python.org/
3.15.0a5 Documentation	https://docs.python.org/dev/index.html
Python Setup and Usage	https://docs.python.org/dev/using/index.html
3. Configure Python	https://docs.python.org/dev/using/configure.html
¶	https://docs.python.org/dev/using/configure.html#configure-python
¶	https://docs.python.org/dev/using/configure.html#build-requirements
C11	https://en.cppreference.com/w/c/11
Optional C11 features	https://en.wikipedia.org/wiki/C11_(C_standard_revision)#Optional_features
IEEE 754	https://en.wikipedia.org/wiki/IEEE_754
floating-point Not-a-Number (NaN)	https://en.wikipedia.org/wiki/NaN#Floating_point
PEP 7	https://peps.python.org/pep-0007/
PEP 11	https://peps.python.org/pep-0011/
¶	https://docs.python.org/dev/using/configure.html#requirements-for-optional-modules
optional modules	https://docs.python.org/dev/glossary.html#term-optional-module
ctypes	https://docs.python.org/dev/library/ctypes.html#module-ctypes
libbz2	https://sourceware.org/bzip2/
bz2	https://docs.python.org/dev/library/bz2.html#module-bz2
libffi	https://sourceware.org/libffi/
ctypes	https://docs.python.org/dev/library/ctypes.html#module-ctypes
liblzma	https://tukaani.org/xz/
lzma	https://docs.python.org/dev/library/lzma.html#module-lzma
libmpdec	https://www.bytereef.org/mpdecimal/doc/libmpdec/
decimal	https://docs.python.org/dev/library/decimal.html#module-decimal
[1]	https://docs.python.org/dev/using/configure.html#id7
libreadline	https://tiswww.case.edu/php/chet/readline/rltop.html
libedit	https://www.thrysoee.dk/editline/
[2]	https://docs.python.org/dev/using/configure.html#id8
readline	https://docs.python.org/dev/library/readline.html#module-readline
libuuid	https://linux.die.net/man/3/libuuid
[3]	https://docs.python.org/dev/using/configure.html#id9
ncurses	https://gnu.org/software/ncurses/ncurses.html
[4]	https://docs.python.org/dev/using/configure.html#id10
curses	https://docs.python.org/dev/library/curses.html#module-curses
OpenSSL	https://openssl-library.org/
ssl	https://docs.python.org/dev/library/ssl.html#module-ssl
hashlib	https://docs.python.org/dev/library/hashlib.html#module-hashlib
[5]	https://docs.python.org/dev/using/configure.html#id11
SQLite	https://sqlite.org/
sqlite3	https://docs.python.org/dev/library/sqlite3.html#module-sqlite3
Tcl/Tk	https://www.tcl-lang.org/
tkinter	https://docs.python.org/dev/library/tkinter.html#module-tkinter
IDLE	https://docs.python.org/dev/library/idle.html#idle
turtle	https://docs.python.org/dev/library/turtle.html#module-turtle
zlib	https://www.zlib.net
zlib	https://docs.python.org/dev/library/zlib.html#module-zlib
gzip	https://docs.python.org/dev/library/gzip.html#module-gzip
ensurepip	https://docs.python.org/dev/library/ensurepip.html#module-ensurepip
zstd	https://facebook.github.io/zstd/
compression.zstd	https://docs.python.org/dev/library/compression.zstd.html#module-compression.zstd
1	https://docs.python.org/dev/using/configure.html#id2
decimal	https://docs.python.org/dev/library/decimal.html#module-decimal
--with-system-libmpdec	https://docs.python.org/dev/using/configure.html#cmdoption-with-system-libmpdec
2	https://docs.python.org/dev/using/configure.html#id3
--with-readline	https://docs.python.org/dev/using/configure.html#cmdoption-with-readline
readline	https://docs.python.org/dev/library/readline.html#module-readline
3	https://docs.python.org/dev/using/configure.html#id4
uuid	https://docs.python.org/dev/library/uuid.html#module-uuid
4	https://docs.python.org/dev/using/configure.html#id5
curses	https://docs.python.org/dev/library/curses.html#module-curses
curses.panel	https://docs.python.org/dev/library/curses.panel.html#module-curses.panel
5	https://docs.python.org/dev/using/configure.html#id6
hashlib	https://docs.python.org/dev/library/hashlib.html#module-hashlib
--with-builtin-hashlib-hashes	https://docs.python.org/dev/using/configure.html#cmdoption-with-builtin-hashlib-hashes
winreg	https://docs.python.org/dev/library/winreg.html#module-winreg
devguide	https://devguide.python.org/getting-started/setup-building/#install-dependencies
--with-system-expat	https://docs.python.org/dev/using/configure.html#cmdoption-with-system-expat
libexpat	https://libexpat.github.io/
Options for third-party dependencies	https://docs.python.org/dev/using/configure.html#configure-options-for-dependencies
tkinter	https://docs.python.org/dev/library/tkinter.html#module-tkinter
tkinter	https://docs.python.org/dev/library/tkinter.html#module-tkinter
hashlib	https://docs.python.org/dev/library/hashlib.html#module-hashlib
ssl	https://docs.python.org/dev/library/ssl.html#module-ssl
hashlib	https://docs.python.org/dev/library/hashlib.html#module-hashlib
ssl	https://docs.python.org/dev/library/ssl.html#module-ssl
sqlite3	https://docs.python.org/dev/library/sqlite3.html#module-sqlite3
tkinter	https://docs.python.org/dev/library/tkinter.html#module-tkinter
sqlite3	https://docs.python.org/dev/library/sqlite3.html#module-sqlite3
¶	https://docs.python.org/dev/using/configure.html#generated-files
¶	https://docs.python.org/dev/using/configure.html#configure-script
Autoconf	https://gnu.org/software/autoconf
Automake	https://www.gnu.org/software/automake
pkg-config	https://www.freedesktop.org/wiki/Software/pkg-config/
¶	https://docs.python.org/dev/using/configure.html#configure-options
¶	https://docs.python.org/dev/using/configure.html#general-options
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-loadable-sqlite-extensions
sqlite3	https://docs.python.org/dev/library/sqlite3.html#module-sqlite3
sqlite3.Connection.enable_load_extension()	https://docs.python.org/dev/library/sqlite3.html#sqlite3.Connection.enable_load_extension
sqlite3	https://docs.python.org/dev/library/sqlite3.html#module-sqlite3
¶	https://docs.python.org/dev/using/configure.html#cmdoption-disable-ipv6
socket	https://docs.python.org/dev/library/socket.html#module-socket
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-big-digits
int	https://docs.python.org/dev/library/functions.html#int
sys.int_info.bits_per_digit	https://docs.python.org/dev/library/sys.html#sys.int_info
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-suffix
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-tzpath
zoneinfo.TZPATH	https://docs.python.org/dev/library/zoneinfo.html#zoneinfo.TZPATH
Compile-time configuration	https://docs.python.org/dev/library/zoneinfo.html#zoneinfo-data-compile-time-config
zoneinfo	https://docs.python.org/dev/library/zoneinfo.html#module-zoneinfo
os.pathsep	https://docs.python.org/dev/library/os.html#os.pathsep
¶	https://docs.python.org/dev/using/configure.html#cmdoption-without-decimal-contextvar
decimal	https://docs.python.org/dev/library/decimal.html#module-decimal
decimal.HAVE_CONTEXTVAR	https://docs.python.org/dev/library/decimal.html#decimal.HAVE_CONTEXTVAR
contextvars	https://docs.python.org/dev/library/contextvars.html#module-contextvars
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-dbmliborder
dbm	https://docs.python.org/dev/library/dbm.html#module-dbm
¶	https://docs.python.org/dev/using/configure.html#cmdoption-without-c-locale-coercion
PYTHONCOERCECLOCALE	https://docs.python.org/dev/using/cmdline.html#envvar-PYTHONCOERCECLOCALE
PEP 538	https://peps.python.org/pep-0538/
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-platlibdir
sys.platlibdir	https://docs.python.org/dev/library/sys.html#sys.platlibdir
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-wheel-pkg-dir
ensurepip	https://docs.python.org/dev/library/ensurepip.html#module-ensurepip
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-pkg-config
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-missing-stdlib-config
JSON	https://www.json.org/json-en.html
standard library	https://docs.python.org/dev/glossary.html#term-standard-library
tkinter	https://docs.python.org/dev/library/tkinter.html#module-tkinter
_tkinter	https://docs.python.org/dev/library/tkinter.html#module-_tkinter
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-pystats
-X pystats	https://docs.python.org/dev/using/cmdline.html#cmdoption-X
sys	https://docs.python.org/dev/library/sys.html#module-sys
¶	https://docs.python.org/dev/using/configure.html#cmdoption-disable-gil
global interpreter lock	https://docs.python.org/dev/glossary.html#term-global-interpreter-lock
sys.abiflags	https://docs.python.org/dev/library/sys.html#sys.abiflags
Free-threaded CPython	https://docs.python.org/dev/whatsnew/3.13.html#whatsnew313-free-threaded-cpython
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-experimental-jit
experimental just-in-time compiler	https://docs.python.org/dev/whatsnew/3.14.html#whatsnew314-jit-compiler
PYTHON_JIT=0	https://docs.python.org/dev/using/cmdline.html#envvar-PYTHON_JIT
PYTHON_JIT=1	https://docs.python.org/dev/using/cmdline.html#envvar-PYTHON_JIT
PYTHON_JIT=0	https://docs.python.org/dev/using/cmdline.html#envvar-PYTHON_JIT
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-PKG_CONFIG
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-PKG_CONFIG_LIBDIR
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-PKG_CONFIG_PATH
¶	https://docs.python.org/dev/using/configure.html#c-compiler-options
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-CC
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-CPP
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-CPPFLAGS
¶	https://docs.python.org/dev/using/configure.html#linker-options
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LDFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-MACHDEP
¶	https://docs.python.org/dev/using/configure.html#options-for-third-party-dependencies
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-BZIP2_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-BZIP2_LIBS
bz2	https://docs.python.org/dev/library/bz2.html#module-bz2
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-CURSES_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-CURSES_LIBS
curses	https://docs.python.org/dev/library/curses.html#module-curses
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-GDBM_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-GDBM_LIBS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBEDIT_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBEDIT_LIBS
readline	https://docs.python.org/dev/library/readline.html#module-readline
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBFFI_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBFFI_LIBS
ctypes	https://docs.python.org/dev/library/ctypes.html#module-ctypes
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBMPDEC_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBMPDEC_LIBS
decimal	https://docs.python.org/dev/library/decimal.html#module-decimal
--with-system-libmpdec	https://docs.python.org/dev/using/configure.html#cmdoption-with-system-libmpdec
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBLZMA_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBLZMA_LIBS
lzma	https://docs.python.org/dev/library/lzma.html#module-lzma
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBREADLINE_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBREADLINE_LIBS
readline	https://docs.python.org/dev/library/readline.html#module-readline
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBSQLITE3_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBSQLITE3_LIBS
sqlite3	https://docs.python.org/dev/library/sqlite3.html#module-sqlite3
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBUUID_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBUUID_LIBS
uuid	https://docs.python.org/dev/library/uuid.html#module-uuid
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBZSTD_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBZSTD_LIBS
compression.zstd	https://docs.python.org/dev/library/compression.zstd.html#module-compression.zstd
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-PANEL_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-PANEL_LIBS
curses.panel	https://docs.python.org/dev/library/curses.panel.html#module-curses.panel
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-TCLTK_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-TCLTK_LIBS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-ZLIB_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-ZLIB_LIBS
gzip	https://docs.python.org/dev/library/gzip.html#module-gzip
¶	https://docs.python.org/dev/using/configure.html#webassembly-options
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-wasm-dynamic-linking
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-wasm-pthreads
¶	https://docs.python.org/dev/using/configure.html#install-options
¶	https://docs.python.org/dev/using/configure.html#cmdoption-prefix
sys.prefix	https://docs.python.org/dev/library/sys.html#sys.prefix
¶	https://docs.python.org/dev/using/configure.html#cmdoption-exec-prefix
--prefix	https://docs.python.org/dev/using/configure.html#cmdoption-prefix
sys.exec_prefix	https://docs.python.org/dev/library/sys.html#sys.exec_prefix
¶	https://docs.python.org/dev/using/configure.html#cmdoption-disable-test-modules
test	https://docs.python.org/dev/library/test.html#module-test
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-ensurepip
ensurepip	https://docs.python.org/dev/library/ensurepip.html#module-ensurepip
¶	https://docs.python.org/dev/using/configure.html#performance-options
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-optimizations
PROFILE_TASK	https://docs.python.org/dev/using/configure.html#envvar-PROFILE_TASK
CFLAGS	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-PROFILE_TASK
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-lto
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-bolt
BOLT post-link binary optimizer	https://github.com/llvm/llvm-project/tree/main/bolt
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-BOLT_APPLY_FLAGS
BOLT optimized binary	https://github.com/facebookarchive/BOLT
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-BOLT_INSTRUMENT_FLAGS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-computed-gotos
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-tail-call-interp
--enable-optimizations	https://docs.python.org/dev/using/configure.html#cmdoption-enable-optimizations
preserve_none	https://clang.llvm.org/docs/AttributeReference.html#preserve-none
¶	https://docs.python.org/dev/using/configure.html#cmdoption-without-mimalloc
mimalloc	https://docs.python.org/dev/c-api/memory.html#mimalloc
PYTHONMALLOC	https://docs.python.org/dev/using/cmdline.html#envvar-PYTHONMALLOC
¶	https://docs.python.org/dev/using/configure.html#cmdoption-without-pymalloc
pymalloc	https://docs.python.org/dev/c-api/memory.html#pymalloc
PYTHONMALLOC	https://docs.python.org/dev/using/cmdline.html#envvar-PYTHONMALLOC
¶	https://docs.python.org/dev/using/configure.html#cmdoption-without-doc-strings
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-profiling
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-strict-overflow
¶	https://docs.python.org/dev/using/configure.html#cmdoption-without-remote-debug
PEP 768	https://peps.python.org/pep-0768/
PEP 768	https://peps.python.org/pep-0768/
¶	https://docs.python.org/dev/using/configure.html#c.Py_REMOTE_DEBUG
--without-remote-debug	https://docs.python.org/dev/using/configure.html#cmdoption-without-remote-debug
¶	https://docs.python.org/dev/using/configure.html#python-debug-build
--with-pydebug	https://docs.python.org/dev/using/configure.html#cmdoption-with-pydebug
warnings	https://docs.python.org/dev/library/warnings.html#module-warnings
sys.abiflags	https://docs.python.org/dev/library/sys.html#sys.abiflags
-X showrefcount	https://docs.python.org/dev/using/cmdline.html#cmdoption-X
-d	https://docs.python.org/dev/using/cmdline.html#cmdoption-d
PYTHONDEBUG	https://docs.python.org/dev/using/cmdline.html#envvar-PYTHONDEBUG
debug hooks on memory allocators	https://docs.python.org/dev/c-api/memory.html#default-memory-allocators
--with-assertions	https://docs.python.org/dev/using/configure.html#cmdoption-with-assertions
gc.collect()	https://docs.python.org/dev/library/gc.html#gc.collect
Python Development Mode	https://docs.python.org/dev/library/devmode.html#devmode
--with-trace-refs	https://docs.python.org/dev/using/configure.html#cmdoption-with-trace-refs
--with-trace-refs	https://docs.python.org/dev/using/configure.html#cmdoption-with-trace-refs
¶	https://docs.python.org/dev/using/configure.html#debug-options
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-pydebug
Build Python in debug mode	https://docs.python.org/dev/using/configure.html#debug-build
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-trace-refs
sys.getobjects()	https://docs.python.org/dev/library/sys.html#sys.getobjects
PYTHONDUMPREFS	https://docs.python.org/dev/using/cmdline.html#envvar-PYTHONDUMPREFS
PYTHONDUMPREFS	https://docs.python.org/dev/using/cmdline.html#envvar-PYTHONDUMPREFS
Statically allocated objects	https://docs.python.org/dev/c-api/typeobj.html#static-types
debug build	https://docs.python.org/dev/using/configure.html#debug-build
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-assertions
OPT	https://docs.python.org/dev/using/configure.html#envvar-OPT
--with-pydebug	https://docs.python.org/dev/using/configure.html#cmdoption-with-pydebug
debug build	https://docs.python.org/dev/using/configure.html#debug-build
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-valgrind
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-dtrace
Instrumenting CPython with DTrace and SystemTap	https://docs.python.org/dev/howto/instrumentation.html#instrumentation
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-address-sanitizer
--without-pymalloc	https://docs.python.org/dev/using/configure.html#cmdoption-without-pymalloc
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-memory-sanitizer
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-undefined-behavior-sanitizer
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-thread-sanitizer
¶	https://docs.python.org/dev/using/configure.html#id13
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-shared
¶	https://docs.python.org/dev/using/configure.html#cmdoption-without-static-libpython
¶	https://docs.python.org/dev/using/configure.html#libraries-options
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-libs
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-system-expat
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-system-libmpdec
decimal	https://docs.python.org/dev/library/decimal.html#module-decimal
LIBMPDEC_CFLAGS	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBMPDEC_CFLAGS
LIBMPDEC_LIBS	https://docs.python.org/dev/using/configure.html#cmdoption-arg-LIBMPDEC_LIBS
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-readline
readline	https://docs.python.org/dev/library/readline.html#module-readline
¶	https://docs.python.org/dev/using/configure.html#cmdoption-without-readline
readline	https://docs.python.org/dev/library/readline.html#module-readline
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-libm
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-libc
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-openssl
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-openssl-rpath
--with-openssl	https://docs.python.org/dev/using/configure.html#cmdoption-with-openssl
¶	https://docs.python.org/dev/using/configure.html#security-options
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-hash-algorithm
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-builtin-hashlib-hashes
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-ssl-default-suites
ssl	https://docs.python.org/dev/library/ssl.html#module-ssl
¶	https://docs.python.org/dev/using/configure.html#cmdoption-disable-safety
recommended by OpenSSF	https://github.com/ossf/wg-best-practices-os-developers/blob/main/docs/Compiler-Hardening-Guides/Compiler-Options-Hardening-Guide-for-C-and-C++.md
-fstack-protector-strong	https://github.com/ossf/wg-best-practices-os-developers/blob/main/docs/Compiler-Hardening-Guides/Compiler-Options-Hardening-Guide-for-C-and-C++.md#enable-run-time-checks-for-stack-based-buffer-overflows
-Wtrampolines	https://github.com/ossf/wg-best-practices-os-developers/blob/main/docs/Compiler-Hardening-Guides/Compiler-Options-Hardening-Guide-for-C-and-C++.md#enable-warning-about-trampolines-that-require-executable-stacks
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-slower-safety
recommended by OpenSSF	https://github.com/ossf/wg-best-practices-os-developers/blob/main/docs/Compiler-Hardening-Guides/Compiler-Options-Hardening-Guide-for-C-and-C++.md
-D_FORTIFY_SOURCE=3	https://github.com/ossf/wg-best-practices-os-developers/blob/main/docs/Compiler-Hardening-Guides/Compiler-Options-Hardening-Guide-for-C-and-C++.md#fortify-sources-for-unsafe-libc-usage-and-buffer-overflows
¶	https://docs.python.org/dev/using/configure.html#macos-options
Mac/README.rst	https://github.com/python/cpython/tree/main/Mac/README.rst
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-universalsdk
¶	https://docs.python.org/dev/using/configure.html#cmdoption-0
¶	https://docs.python.org/dev/using/configure.html#cmdoption-enable-framework
¶	https://docs.python.org/dev/using/configure.html#cmdoption-1
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-universal-archs
--enable-universalsdk	https://docs.python.org/dev/using/configure.html#cmdoption-enable-universalsdk
packaging platform compatibility tags used on macOS	https://packaging.python.org/en/latest/specifications/platform-compatibility-tags/#macos
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-framework-name
--enable-framework	https://docs.python.org/dev/using/configure.html#cmdoption-enable-framework
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-app-store-compliance
¶	https://docs.python.org/dev/using/configure.html#cmdoption-2
¶	https://docs.python.org/dev/using/configure.html#ios-options
iOS/README.rst	https://github.com/python/cpython/tree/main/iOS/README.rst
¶	https://docs.python.org/dev/using/configure.html#cmdoption-3
¶	https://docs.python.org/dev/using/configure.html#cmdoption-4
¶	https://docs.python.org/dev/using/configure.html#cross-compiling-options
¶	https://docs.python.org/dev/using/configure.html#cmdoption-build
¶	https://docs.python.org/dev/using/configure.html#cmdoption-host
¶	https://docs.python.org/dev/using/configure.html#cmdoption-with-build-python
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-CONFIG_SITE
¶	https://docs.python.org/dev/using/configure.html#cmdoption-arg-HOSTRUNNER
¶	https://docs.python.org/dev/using/configure.html#python-build-system
¶	https://docs.python.org/dev/using/configure.html#main-files-of-the-build-system
¶	https://docs.python.org/dev/using/configure.html#main-build-steps
¶	https://docs.python.org/dev/using/configure.html#main-makefile-targets
¶	https://docs.python.org/dev/using/configure.html#make
¶	https://docs.python.org/dev/using/configure.html#make-platform
¶	https://docs.python.org/dev/using/configure.html#make-profile-opt
--enable-optimizations	https://docs.python.org/dev/using/configure.html#cmdoption-enable-optimizations
¶	https://docs.python.org/dev/using/configure.html#make-clean
¶	https://docs.python.org/dev/using/configure.html#make-distclean
[6]	https://docs.python.org/dev/using/configure.html#id16
¶	https://docs.python.org/dev/using/configure.html#make-install
¶	https://docs.python.org/dev/using/configure.html#make-test
¶	https://docs.python.org/dev/using/configure.html#make-ci
¶	https://docs.python.org/dev/using/configure.html#make-buildbottest
¶	https://docs.python.org/dev/using/configure.html#make-regen-all
generated files	https://docs.python.org/dev/using/configure.html#generated-files
¶	https://docs.python.org/dev/using/configure.html#c-extensions
PyMODINIT_FUNC	https://docs.python.org/dev/c-api/extension-modules.html#c.PyMODINIT_FUNC
ImportError	https://docs.python.org/dev/library/exceptions.html#ImportError
¶	https://docs.python.org/dev/using/configure.html#compiler-and-linker-flags
¶	https://docs.python.org/dev/using/configure.html#preprocessor-flags
¶	https://docs.python.org/dev/using/configure.html#envvar-CONFIGURE_CPPFLAGS
CPPFLAGS	https://docs.python.org/dev/using/configure.html#envvar-CPPFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-CPPFLAGS
CPPFLAGS	https://docs.python.org/dev/using/configure.html#envvar-CPPFLAGS
LDFLAGS	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-BASECPPFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-PY_CPPFLAGS
¶	https://docs.python.org/dev/using/configure.html#compiler-flags
¶	https://docs.python.org/dev/using/configure.html#envvar-CC
¶	https://docs.python.org/dev/using/configure.html#envvar-CXX
¶	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS_NODIST
CFLAGS_NODIST	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS_NODIST
CFLAGS	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS
gh-65320	https://github.com/python/cpython/issues/65320
CFLAGS	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS
CFLAGS	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-COMPILEALL_OPTS
compileall	https://docs.python.org/dev/library/compileall.html#module-compileall
¶	https://docs.python.org/dev/using/configure.html#envvar-EXTRA_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-CONFIGURE_CFLAGS
CFLAGS	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-CONFIGURE_CFLAGS_NODIST
CFLAGS_NODIST	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS_NODIST
¶	https://docs.python.org/dev/using/configure.html#envvar-BASECFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-OPT
¶	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS_ALIASING
¶	https://docs.python.org/dev/using/configure.html#envvar-CCSHARED
¶	https://docs.python.org/dev/using/configure.html#envvar-CFLAGSFORSHARED
--enable-shared	https://docs.python.org/dev/using/configure.html#cmdoption-enable-shared
¶	https://docs.python.org/dev/using/configure.html#envvar-PY_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-PY_CFLAGS_NODIST
¶	https://docs.python.org/dev/using/configure.html#envvar-PY_STDMODULE_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-PY_CORE_CFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-PY_BUILTIN_MODULE_CFLAGS
posix	https://docs.python.org/dev/library/posix.html#module-posix
¶	https://docs.python.org/dev/using/configure.html#envvar-PURIFY
¶	https://docs.python.org/dev/using/configure.html#linker-flags
¶	https://docs.python.org/dev/using/configure.html#envvar-LINKCC
¶	https://docs.python.org/dev/using/configure.html#envvar-CONFIGURE_LDFLAGS
LDFLAGS	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS
CFLAGS	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS
LDFLAGS	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS_NODIST
LDFLAGS_NODIST	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS_NODIST
CFLAGS_NODIST	https://docs.python.org/dev/using/configure.html#envvar-CFLAGS_NODIST
LDFLAGS	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS
gh-65320	https://github.com/python/cpython/issues/65320
LDFLAGS	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS
LDFLAGS	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-CONFIGURE_LDFLAGS_NODIST
LDFLAGS_NODIST	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS_NODIST
¶	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS
CPPFLAGS	https://docs.python.org/dev/using/configure.html#envvar-CPPFLAGS
LDFLAGS	https://docs.python.org/dev/using/configure.html#envvar-LDFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-LIBS
¶	https://docs.python.org/dev/using/configure.html#envvar-LDSHARED
¶	https://docs.python.org/dev/using/configure.html#envvar-BLDSHARED
¶	https://docs.python.org/dev/using/configure.html#envvar-PY_LDFLAGS
¶	https://docs.python.org/dev/using/configure.html#envvar-PY_LDFLAGS_NODIST
¶	https://docs.python.org/dev/using/configure.html#envvar-PY_CORE_LDFLAGS
6	https://docs.python.org/dev/using/configure.html#id14
recommended between probes	https://github.com/python/cpython/issues/114505#issuecomment-1907021718
Table of Contents	https://docs.python.org/dev/contents.html
3. Configure Python	https://docs.python.org/dev/using/configure.html
3.1. Build Requirements	https://docs.python.org/dev/using/configure.html#build-requirements
3.1.1. Requirements for optional modules	https://docs.python.org/dev/using/configure.html#requirements-for-optional-modules
3.2. Generated files	https://docs.python.org/dev/using/configure.html#generated-files
3.2.1. configure script	https://docs.python.org/dev/using/configure.html#configure-script
3.3. Configure Options	https://docs.python.org/dev/using/configure.html#configure-options
3.3.1. General Options	https://docs.python.org/dev/using/configure.html#general-options
3.3.2. C compiler options	https://docs.python.org/dev/using/configure.html#c-compiler-options
3.3.3. Linker options	https://docs.python.org/dev/using/configure.html#linker-options
3.3.4. Options for third-party dependencies	https://docs.python.org/dev/using/configure.html#options-for-third-party-dependencies
3.3.5. WebAssembly Options	https://docs.python.org/dev/using/configure.html#webassembly-options
3.3.6. Install Options	https://docs.python.org/dev/using/configure.html#install-options
3.3.7. Performance options	https://docs.python.org/dev/using/configure.html#performance-options
3.3.8. Python Debug Build	https://docs.python.org/dev/using/configure.html#python-debug-build
3.3.9. Debug options	https://docs.python.org/dev/using/configure.html#debug-options
3.3.10. Linker options	https://docs.python.org/dev/using/configure.html#id13
3.3.11. Libraries options	https://docs.python.org/dev/using/configure.html#libraries-options
3.3.12. Security Options	https://docs.python.org/dev/using/configure.html#security-options
3.3.13. macOS Options	https://docs.python.org/dev/using/configure.html#macos-options
3.3.14. iOS Options	https://docs.python.org/dev/using/configure.html#ios-options
3.3.15. Cross Compiling Options	https://docs.python.org/dev/using/configure.html#cross-compiling-options
3.4. Python Build System	https://docs.python.org/dev/using/configure.html#python-build-system
3.4.1. Main files of the build system	https://docs.python.org/dev/using/configure.html#main-files-of-the-build-system
3.4.2. Main build steps	https://docs.python.org/dev/using/configure.html#main-build-steps
3.4.3. Main Makefile targets	https://docs.python.org/dev/using/configure.html#main-makefile-targets
3.4.3.1. make	https://docs.python.org/dev/using/configure.html#make
3.4.3.2. make platform	https://docs.python.org/dev/using/configure.html#make-platform
3.4.3.3. make profile-opt	https://docs.python.org/dev/using/configure.html#make-profile-opt
3.4.3.4. make clean	https://docs.python.org/dev/using/configure.html#make-clean
3.4.3.5. make distclean	https://docs.python.org/dev/using/configure.html#make-distclean
3.4.3.6. make install	https://docs.python.org/dev/using/configure.html#make-install
3.4.3.7. make test	https://docs.python.org/dev/using/configure.html#make-test
3.4.3.8. make ci	https://docs.python.org/dev/using/configure.html#make-ci
3.4.3.9. make buildbottest	https://docs.python.org/dev/using/configure.html#make-buildbottest
3.4.3.10. make regen-all	https://docs.python.org/dev/using/configure.html#make-regen-all
3.4.4. C extensions	https://docs.python.org/dev/using/configure.html#c-extensions
3.5. Compiler and linker flags	https://docs.python.org/dev/using/configure.html#compiler-and-linker-flags
3.5.1. Preprocessor flags	https://docs.python.org/dev/using/configure.html#preprocessor-flags
3.5.2. Compiler flags	https://docs.python.org/dev/using/configure.html#compiler-flags
3.5.3. Linker flags	https://docs.python.org/dev/using/configure.html#linker-flags
2. Using Python on Unix platforms	https://docs.python.org/dev/using/unix.html
4. Using Python on Windows	https://docs.python.org/dev/using/windows.html
Report a bug	https://docs.python.org/dev/bugs.html
Show source	https://github.com/python/cpython/blob/main/Doc/using/configure.rst?plain=1
index	https://docs.python.org/dev/genindex.html
modules	https://docs.python.org/dev/py-modindex.html
next	https://docs.python.org/dev/using/windows.html
previous	https://docs.python.org/dev/using/unix.html
Python	https://www.python.org/
3.15.0a5 Documentation	https://docs.python.org/dev/index.html
Python Setup and Usage	https://docs.python.org/dev/using/index.html
3. Configure Python	https://docs.python.org/dev/using/configure.html
Copyright	https://docs.python.org/dev/copyright.html
History and License	https://docs.python.org/license.html
Please donate.	https://www.python.org/psf/donations/
Found a bug	https://docs.python.org/bugs.html
Sphinx	https://www.sphinx-doc.org/

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