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176fce8e4d
This flag is broken for shared libraries on OpenBSD as it leaves all libc symbols unresolved. Fixes https://github.com/boostorg/filesystem/issues/283.
28 lines
1023 B
C++
28 lines
1023 B
C++
// Copyright 2023 Andrey Semashev
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// Distributed under the Boost Software License, Version 1.0.
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// See http://www.boost.org/LICENSE_1_0.txt
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// See library home page at http://www.boost.org/libs/filesystem
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#if defined(_MSC_VER)
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// MSVC's link.exe does not support -Wl,... flags, but doesn't fail the linking.
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// The linker may be used by different compilers, not only MSVC.
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// Luckily, those compilers all pretend to be MSVC.
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#error "MSVC and compatible compilers don't support -Wl,... flags"
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#endif
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#if defined(__OpenBSD__)
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// On OpenBSD, shared libraries are not linked to libc, as there are multiple
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// libc versions installed, and loading multiple different versions into the
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// process is considered dangerous. Only the main executable is linked against
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// one of them, which will be used by all shared libraries loaded into the
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// process. This renders -Wl,--no-undefined unusable for shared libraries.
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#error "-Wl,--no-undefined is broken for shared libraries on OpenBSD"
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#endif
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int main()
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{
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return 0;
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}
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