Files
gem5/ext/pybind11/tests/test_cmake_build/embed.cpp
Gabe Black c4aaf373aa ext: Update pybind11 to version 2.6.2.
This should help reduce warning spew when building with newer compilers.
The pybind11::module type has been renamed pybind11::module_ to avoid
conflicts with c++20 modules, according to the pybind11 changelog, so
this CL also updates gem5 source to use the new type. There is
supposedly an alias pybind11::module which is for compatibility, but we
still get linker errors without changing to pybind11::module_.

Change-Id: I0acb36215b33e3a713866baec43f5af630c356ee
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/40255
Maintainer: Bobby R. Bruce <bbruce@ucdavis.edu>
Reviewed-by: Bobby R. Bruce <bbruce@ucdavis.edu>
Tested-by: kokoro <noreply+kokoro@google.com>
2021-02-02 06:26:03 +00:00

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#include <pybind11/embed.h>
namespace py = pybind11;
PYBIND11_EMBEDDED_MODULE(test_cmake_build, m) {
m.def("add", [](int i, int j) { return i + j; });
}
int main(int argc, char *argv[]) {
if (argc != 2)
throw std::runtime_error("Expected test.py file as the first argument");
auto test_py_file = argv[1];
py::scoped_interpreter guard{};
auto m = py::module_::import("test_cmake_build");
if (m.attr("add")(1, 2).cast<int>() != 3)
throw std::runtime_error("embed.cpp failed");
py::module_::import("sys").attr("argv") = py::make_tuple("test.py", "embed.cpp");
py::eval_file(test_py_file, py::globals());
}