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Break the toolchain assumption of LLVM on Prefix/macOS.
At Prefix/macOS, the system compiler is GCC with libstdc++.
Reference: https://github.com/pybind/pybind11/pull/4639
Signed-off-by: Benda Xu <heroxbd@gentoo.org>
Index: pybind11-2.10.4/pybind11/setup_helpers.py
===================================================================
--- pybind11-2.10.4.orig/pybind11/setup_helpers.py
+++ pybind11-2.10.4/pybind11/setup_helpers.py
@@ -154,9 +154,6 @@ class Pybind11Extension(_Extension): #
c_cpp_flags = shlex.split(env_cflags) + shlex.split(env_cppflags)
if not any(opt.startswith("-g") for opt in c_cpp_flags):
cflags += ["-g0"]
- if MACOS:
- cflags += ["-stdlib=libc++"]
- ldflags += ["-stdlib=libc++"]
self._add_cflags(cflags)
self._add_ldflags(ldflags)
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