diff --git a/include/pybind11/detail/descr.h b/include/pybind11/detail/descr.h index 9a53c7c439f..994f0e81cc5 100644 --- a/include/pybind11/detail/descr.h +++ b/include/pybind11/detail/descr.h @@ -39,12 +39,15 @@ PYBIND11_NAMESPACE_BEGIN(detail) // violations in binaries that are otherwise already fully tested and assumed to be healthy. // // * MSVC 2017 does not support __builtin_FILE(), __builtin_LINE(). +// * MSVC 193732825 C++17 windows-2020 is failing for unknown reasons. // * Intel 2021.6.0.20220226 (g++ 9.4 mode) __builtin_LINE() is unreliable // (line numbers vary between translation units). #if defined(PYBIND11_ENABLE_TYPE_CASTER_ODR_GUARD_IF_AVAILABLE) \ && !defined(PYBIND11_ENABLE_TYPE_CASTER_ODR_GUARD) && defined(PYBIND11_CPP17) \ && !defined(__INTEL_COMPILER) \ - && (!defined(_MSC_VER) || _MSC_VER >= 1920) // MSVC 2019 or newer. + && (!defined(_MSC_VER) \ + || (_MSC_VER >= 1920 /* MSVC 2019 or newer */ \ + && (_MSC_VER != 193732825 || defined(PYBIND11_CPP20)))) # define PYBIND11_ENABLE_TYPE_CASTER_ODR_GUARD #endif