Put the exception classes for experimental::optional and experimental::any back in the dylib for binary compatibility
llvm-svn: 323989
Cr-Mirrored-From: sso://chromium.googlesource.com/_direct/external/github.com/llvm/llvm-project
Cr-Mirrored-Commit: b87adec4bd8ed164d09ebb1e186210f35ddf6e60
diff --git a/src/any.cpp b/src/any.cpp
index 9685520..3795258 100644
--- a/src/any.cpp
+++ b/src/any.cpp
@@ -14,3 +14,22 @@
return "bad any cast";
}
}
+
+
+#include <experimental/__config>
+
+// Preserve std::experimental::any_bad_cast for ABI compatibility
+// Even though it no longer exists in a header file
+_LIBCPP_BEGIN_NAMESPACE_LFTS
+
+class _LIBCPP_EXCEPTION_ABI _LIBCPP_AVAILABILITY_BAD_ANY_CAST bad_any_cast : public bad_cast
+{
+public:
+ virtual const char* what() const _NOEXCEPT;
+};
+
+const char* bad_any_cast::what() const _NOEXCEPT {
+ return "bad any cast";
+}
+
+_LIBCPP_END_NAMESPACE_LFTS