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runtime: workaround GCC 4.8 libstdc++ C++11 conformance #17140

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Merged
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Jun 12, 2018
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runtime: workaround GCC 4.8 libstdc++ C++11 conformance #17140

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5 changes: 5 additions & 0 deletions stdlib/public/runtime/Casting.cpp
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Expand Up @@ -44,6 +44,11 @@
#include <cstring>
#include <type_traits>

#if defined(__GLIBCXX__) && __GLIBCXX__ < 20160726
#include <stddef.h>
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…and this could still be cstddef, right?

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max_align_t is defined by stddef.h, so this is safer. I did have a look at the failure now that I was able to reproduce it, and this definitely fixed it.

namespace std { using ::max_align_t; }
#endif

using namespace swift;
using namespace swift::hashable_support;
using namespace metadataimpl;
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