================
@@ -2452,6 +2452,44 @@ use the annotated ``[[nodiscard]]`` constructor or
result in an annotated type.
}];
}
+def CanDiscardDocs : Documentation {
+ let Category = DocCatFunction;
+ let Heading = "candiscard";
+ let Content = [{
+A function whose return type is marked with ``[[nodiscard]]`` generally cannot
have
+its return value discarded, even though this may be safe in some rare
situations.
+Clang allows an individual function to be marked with ``[[clang::candiscard]]``
+or ``__attribute__((candiscard))`` to override the effect of a
``[[nodiscard]]``
+return type.
----------------
cor3ntin wrote:
What is the motivation for exposing it as as a gnu attribute? afaik GCC does
not have this behavior
https://github.com/llvm/llvm-project/pull/154943
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