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-rw-r--r--system/lib/libcxx/future.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/system/lib/libcxx/future.cpp b/system/lib/libcxx/future.cpp
index 7d9a5b5d..70919ab7 100644
--- a/system/lib/libcxx/future.cpp
+++ b/system/lib/libcxx/future.cpp
@@ -26,11 +26,15 @@ __future_error_category::name() const _NOEXCEPT
return "future";
}
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wswitch"
+
string
__future_error_category::message(int ev) const
{
switch (static_cast<future_errc>(ev))
{
+ case future_errc(0): // For backwards compatibility with C++11 (LWG 2056)
case future_errc::broken_promise:
return string("The associated promise has been destructed prior "
"to the associated state becoming ready.");
@@ -46,6 +50,8 @@ __future_error_category::message(int ev) const
return string("unspecified future_errc value\n");
}
+#pragma clang diagnostic pop
+
const error_category&
future_category() _NOEXCEPT
{