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fix: a single _ should not be used for a name #2364
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PS: I think this happened on the 3.x development branch too. |
mgorny
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Feb 3, 2022
Update the downloaded Catch version to 2.13.5, in order to fix build failure on glibc 2.34: ``` In file included from /usr/include/signal.h:328, from /tmp/pybind11/.nox/tests-3-9/tmp/tests/catch/catch.hpp:8030, from /tmp/pybind11/tests/test_embed/catch.cpp:13: /tmp/pybind11/.nox/tests-3-9/tmp/tests/catch/catch.hpp:10818:58: error: call to non-‘constexpr’ function ‘long int sysconf(int)’ 10818 | static constexpr std::size_t sigStackSize = 32768 >= MINSIGSTKSZ ? 32768 : MINSIGSTKSZ; | ^~~~~~~~~~~ In file included from /usr/include/python3.9/Python.h:36, from /tmp/pybind11/include/pybind11/detail/common.h:215, from /tmp/pybind11/include/pybind11/pytypes.h:12, from /tmp/pybind11/include/pybind11/cast.h:13, from /tmp/pybind11/include/pybind11/attr.h:13, from /tmp/pybind11/include/pybind11/pybind11.h:13, from /tmp/pybind11/include/pybind11/embed.h:12, from /tmp/pybind11/tests/test_embed/catch.cpp:4: /usr/include/unistd.h:640:17: note: ‘long int sysconf(int)’ declared here 640 | extern long int sysconf (int __name) __THROW; | ^~~~~~~ In file included from /tmp/pybind11/tests/test_embed/catch.cpp:13: /tmp/pybind11/.nox/tests-3-9/tmp/tests/catch/catch.hpp:10877:45: error: size of array ‘altStackMem’ is not an integral constant-expression 10877 | char FatalConditionHandler::altStackMem[sigStackSize] = {}; | ^~~~~~~~~~~~ ``` The newest Catch version cannot be used yet because of regression: catchorg/Catch2#2364
Codecov Report
@@ Coverage Diff @@
## v2.x #2364 +/- ##
=======================================
Coverage 90.10% 90.10%
=======================================
Files 113 113
Lines 5038 5038
=======================================
Hits 4539 4539
Misses 499 499 |
henryiii
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Feb 6, 2022
* Download catch for MinGw * Fix rest of MinGW * fix: update catch to 2.13.5 to fix glibc 2.34 failures Update the downloaded Catch version to 2.13.5, in order to fix build failure on glibc 2.34: ``` In file included from /usr/include/signal.h:328, from /tmp/pybind11/.nox/tests-3-9/tmp/tests/catch/catch.hpp:8030, from /tmp/pybind11/tests/test_embed/catch.cpp:13: /tmp/pybind11/.nox/tests-3-9/tmp/tests/catch/catch.hpp:10818:58: error: call to non-‘constexpr’ function ‘long int sysconf(int)’ 10818 | static constexpr std::size_t sigStackSize = 32768 >= MINSIGSTKSZ ? 32768 : MINSIGSTKSZ; | ^~~~~~~~~~~ In file included from /usr/include/python3.9/Python.h:36, from /tmp/pybind11/include/pybind11/detail/common.h:215, from /tmp/pybind11/include/pybind11/pytypes.h:12, from /tmp/pybind11/include/pybind11/cast.h:13, from /tmp/pybind11/include/pybind11/attr.h:13, from /tmp/pybind11/include/pybind11/pybind11.h:13, from /tmp/pybind11/include/pybind11/embed.h:12, from /tmp/pybind11/tests/test_embed/catch.cpp:4: /usr/include/unistd.h:640:17: note: ‘long int sysconf(int)’ declared here 640 | extern long int sysconf (int __name) __THROW; | ^~~~~~~ In file included from /tmp/pybind11/tests/test_embed/catch.cpp:13: /tmp/pybind11/.nox/tests-3-9/tmp/tests/catch/catch.hpp:10877:45: error: size of array ‘altStackMem’ is not an integral constant-expression 10877 | char FatalConditionHandler::altStackMem[sigStackSize] = {}; | ^~~~~~~~~~~~ ``` The newest Catch version cannot be used yet because of regression: catchorg/Catch2#2364 * fix: add option for _ check, only define on pybind11 * Revert "fix: add option for _ check, only define on pybind11" This reverts commit 86817db. * fix: only undef _ for catch cpp creation. Co-authored-by: Aaron Gokaslan <skylion.aaron@gmail.com> Co-authored-by: Henry Schreiner <henryschreineriii@gmail.com>
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Description
This avoids using a single underscore for a name, which can conflict with defining
_
for translation. One idea for a test would be to add-D_=1
when building Catch, to help ensure that this is not rebroken in the future. Another could be to do a static check for a single underscore, though that is allowed in comments and such. Something like this:(that's on
devel
)GitHub Issues
Closes #2363.