On Tue, Oct 15, 2019 at 10:57 PM Victor Stinner <vstin...@python.org> wrote:
>
> Hi Inada-san,
>
> You can query the sysconfig module to check how Python has been built.
Thank you for pointing it out. It seems official macOS binary doesn't use
--enable-optimizations and --with-lto options...
Python 3.8.0 (v3.8.0:fa919fdf25, Oct 14 2019, 10:23:27)
[Clang 6.0 (clang-600.0.57)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import sysconfig
>>> sysconfig.get_config_var('PY_CFLAGS')
'-Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common
-dynamic -DNDEBUG -g -fwrapv -O3 -Wall -arch x86_64 -g'
>>> sysconfig.get_config_var('PY_CFLAGS_NODIST')
'-std=c99 -Wextra -Wno-unused-result -Wno-unused-parameter
-Wno-missing-field-initializers -Wstrict-prototypes
-Werror=implicit-function-declaration
-I/Users/sysadmin/build/v3.8.0/Include/internal'
>>> sysconfig.get_config_var('PY_LDFLAGS_NODIST')
''
>>> sysconfig.get_config_var('PY_LDFLAGS')
'-arch x86_64 -g'
--
Inada Naoki <songofaca...@gmail.com>
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