[PATCH] D21673: [libcxx] guard throw with exception enabling check

[Weiming Zhao via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL273697: [libcxx] guard throw with exception enabling check (authored by weimingz).

Changed prior to commit:
  http://reviews.llvm.org/D21673?vs=61755&id=61813#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D21673

Files:
  libcxx/trunk/include/experimental/optional

Index: libcxx/trunk/include/experimental/optional
===================================================================
--- libcxx/trunk/include/experimental/optional
+++ libcxx/trunk/include/experimental/optional
@@ -517,15 +517,23 @@
     constexpr value_type const& value() const
     {
         if (!this->__engaged_)
+#ifndef _LIBCPP_NO_EXCEPTIONS
             throw bad_optional_access();
+#else
+            assert(!"bad optional access");
+#endif
         return this->__val_;
     }
 
     _LIBCPP_INLINE_VISIBILITY
     value_type& value()
     {
         if (!this->__engaged_)
+#ifndef _LIBCPP_NO_EXCEPTIONS
             throw bad_optional_access();
+#else
+            assert(!"bad optional access");
+#endif
         return this->__val_;
     }
 


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