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Diffstat (limited to 'libcxx/include/__utility/unreachable.h')
-rw-r--r--libcxx/include/__utility/unreachable.h16
1 files changed, 6 insertions, 10 deletions
diff --git a/libcxx/include/__utility/unreachable.h b/libcxx/include/__utility/unreachable.h
index 485edb227c92..d93e60b10b86 100644
--- a/libcxx/include/__utility/unreachable.h
+++ b/libcxx/include/__utility/unreachable.h
@@ -9,8 +9,8 @@
#ifndef _LIBCPP___UTILITY_UNREACHABLE_H
#define _LIBCPP___UTILITY_UNREACHABLE_H
+#include <__assert>
#include <__config>
-#include <cstdlib>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
@@ -18,21 +18,17 @@
_LIBCPP_BEGIN_NAMESPACE_STD
-_LIBCPP_NORETURN _LIBCPP_HIDE_FROM_ABI inline void __libcpp_unreachable()
-{
-#if __has_builtin(__builtin_unreachable)
- __builtin_unreachable();
-#else
- std::abort();
-#endif
+_LIBCPP_NORETURN _LIBCPP_HIDE_FROM_ABI inline void __libcpp_unreachable() {
+ _LIBCPP_ASSERT(false, "std::unreachable() was reached");
+ __builtin_unreachable();
}
#if _LIBCPP_STD_VER > 20
[[noreturn]] _LIBCPP_HIDE_FROM_ABI inline void unreachable() { __libcpp_unreachable(); }
-#endif // _LIBCPP_STD_VER > 20
+#endif
_LIBCPP_END_NAMESPACE_STD
-#endif
+#endif // _LIBCPP___UTILITY_UNREACHABLE_H