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Author indygreg
Recipients bergkvist, indygreg, lukasz.langa, miss-islington, ned.deily, ronaldoussoren
Date 2021-09-01.01:13:14
SpamBayes Score -1.0
Marked as misclassified Yes
Message-id <1630458794.71.0.160000905501.issue44689@roundup.psfhosted.org>
In-reply-to
Content 
I think patch broke building on macOS < 11 when building with a 11.0+ SDK and targeting macOS < 11? This build configuration previously used to work with 3.9.6.

clang -Wno-unused-result -Wsign-compare -g -O0 -Wall -arch x86_64 -mmacosx-version-min=10.9 -Wno-nullability-completeness -Wno-expansion-to-defined -Wno-undef-prefix -isysroot /Applications/Xcode_12.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.1.sdk -fPIC -I/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/tmpkfji88v7/tools/deps/include -I/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/tmpkfji88v7/tools/deps/include/ncursesw -I/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/tmpkfji88v7/tools/deps/include/uuid -Werror=unguarded-availability-new   -std=c99 -Wextra -Wno-unused-result -Wno-unused-parameter -Wno-missing-field-initializers -Wstrict-prototypes -Werror=implicit-function-declaration -fvisibility=hidden  -I./Include/internal  -I. -I./Include -arch x86_64 -mmacosx-version-min=10.9 -Wno-nullability-completeness -Wno-expansion-to-defined -Wno-undef-prefix -isysroot /Applications/Xcode_12.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.1.sdk -fPIC -I/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/tmpkfji88v7/tools/deps/include -I/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/tmpkfji88v7/tools/deps/include/ncursesw -I/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/tmpkfji88v7/tools/deps/include/uuid -Werror=unguarded-availability-new   -DMACOSX -DUSING_MALLOC_CLOSURE_DOT_C=1 -DHAVE_FFI_PREP_CIF_VAR=1 -DHAVE_FFI_PREP_CLOSURE_LOC=1 -DHAVE_FFI_CLOSURE_ALLOC=1 -DPy_BUILD_CORE_BUILTIN  -I_ctypes/darwin -c ./Modules/_ctypes/callproc.c -o Modules/callproc.o
python-3.9> ./Modules/_ctypes/callproc.c:1459:15: error: redefinition of '_dyld_shared_cache_contains_path' as different kind of symbol
cpython-3.9> static bool (*_dyld_shared_cache_contains_path)(const char *path);
cpython-3.9>               ^
cpython-3.9> /Applications/Xcode_12.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.1.sdk/usr/include/mach-o/dyld.h:121:13: note: previous definition is here
cpython-3.9> extern bool _dyld_shared_cache_contains_path(const char* path)               __API_AVAILABLE(macos(11.0), ios(14.0), watchos(7.0), tvos(14.0)) DYLD_DRIVERKIT_UNAVAILABLE;
cpython-3.9>             ^
cpython-3.9> ./Modules/_ctypes/callproc.c:1464:42: error: non-object type 'bool (const char *)' is not assignable
cpython-3.9>         _dyld_shared_cache_contains_path = dlsym(libsystem_b_handle, "_dyld_shared_cache_contains_path");
cpython-3.9>         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
cpython-3.9> ./Modules/_ctypes/callproc.c:1464:9: error: '_dyld_shared_cache_contains_path' is only available on macOS 11.0 or newer [-Werror,-Wunguarded-availability-new]
cpython-3.9>         _dyld_shared_cache_contains_path = dlsym(libsystem_b_handle, "_dyld_shared_cache_contains_path");
cpython-3.9>         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cpython-3.9> /Applications/Xcode_12.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.1.sdk/usr/include/mach-o/dyld.h:121:13: note: '_dyld_shared_cache_contains_path' has been marked as being introduced in macOS 11.0 here, but the deployment target is macOS 10.9.0
cpython-3.9> extern bool _dyld_shared_cache_contains_path(const char* path)               __API_AVAILABLE(macos(11.0), ios(14.0), watchos(7.0), tvos(14.0)) DYLD_DRIVERKIT_UNAVAILABLE;
cpython-3.9>             ^
cpython-3.9> ./Modules/_ctypes/callproc.c:1464:9: note: enclose '_dyld_shared_cache_contains_path' in a __builtin_available check to silence this warning
cpython-3.9>         _dyld_shared_cache_contains_path = dlsym(libsystem_b_handle, "_dyld_shared_cache_contains_path");
cpython-3.9>         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cpython-3.9> ./Modules/_ctypes/callproc.c:1482:10: error: '_dyld_shared_cache_contains_path' is only available on macOS 11.0 or newer [-Werror,-Wunguarded-availability-new]
cpython-3.9>      if (HAVE_DYLD_SHARED_CACHE_CONTAINS_PATH_RUNTIME) {
cpython-3.9>          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cpython-3.9> ./Modules/_ctypes/callproc.c:1474:5: note: expanded from macro 'HAVE_DYLD_SHARED_CACHE_CONTAINS_PATH_RUNTIME'
cpython-3.9>     _dyld_shared_cache_contains_path != NULL
cpython-3.9>     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cpython-3.9> /Applications/Xcode_12.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.1.sdk/usr/include/mach-o/dyld.h:121:13: note: '_dyld_shared_cache_contains_path' has been marked as being introduced in macOS 11.0 here, but the deployment target is macOS 10.9.0
cpython-3.9> extern bool _dyld_shared_cache_contains_path(const char* path)               __API_AVAILABLE(macos(11.0), ios(14.0), watchos(7.0), tvos(14.0)) DYLD_DRIVERKIT_UNAVAILABLE;
cpython-3.9>             ^
cpython-3.9> ./Modules/_ctypes/callproc.c:1482:10: note: enclose '_dyld_shared_cache_contains_path' in a __builtin_available check to silence this warning
cpython-3.9>      if (HAVE_DYLD_SHARED_CACHE_CONTAINS_PATH_RUNTIME) {
cpython-3.9>          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cpython-3.9> ./Modules/_ctypes/callproc.c:1474:5: note: expanded from macro 'HAVE_DYLD_SHARED_CACHE_CONTAINS_PATH_RUNTIME'
cpython-3.9>     _dyld_shared_cache_contains_path != NULL
cpython-3.9>     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cpython-3.9> ./Modules/_ctypes/callproc.c:1495:14: error: '_dyld_shared_cache_contains_path' is only available on macOS 11.0 or newer [-Werror,-Wunguarded-availability-new]
cpython-3.9>          r = _dyld_shared_cache_contains_path(name_str);
cpython-3.9>              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cpython-3.9> /Applications/Xcode_12.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.1.sdk/usr/include/mach-o/dyld.h:121:13: note: '_dyld_shared_cache_contains_path' has been marked as being introduced in macOS 11.0 here, but the deployment target is macOS 10.9.0
cpython-3.9> extern bool _dyld_shared_cache_contains_path(const char* path)               __API_AVAILABLE(macos(11.0), ios(14.0), watchos(7.0), tvos(14.0)) DYLD_DRIVERKIT_UNAVAILABLE;
cpython-3.9>             ^
cpython-3.9> ./Modules/_ctypes/callproc.c:1495:14: note: enclose '_dyld_shared_cache_contains_path' in a __builtin_available check to silence this warning
cpython-3.9>          r = _dyld_shared_cache_contains_path(name_str);
cpython-3.9>              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
History
Date User Action Args
2021-09-01 01:13:14indygregsetrecipients: + indygreg, ronaldoussoren, ned.deily, lukasz.langa, miss-islington, bergkvist
2021-09-01 01:13:14indygregsetmessageid: <1630458794.71.0.160000905501.issue44689@roundup.psfhosted.org>
2021-09-01 01:13:14indygreglinkissue44689 messages
2021-09-01 01:13:14indygregcreate