================
@@ -2643,6 +2643,13 @@ class Sema final : public SemaBase {
isConstantEvaluatedOverride;
}
+ /// Set only around the compiler-synthesized whole-object memcpy for a
+ /// defaulted union copy/move assignment. While set, CheckMemaccessArguments
+ /// skips the non-trivially-copyable record warning
(warn_cxxstruct_memaccess)
+ /// for that one call, whose arguments are known correct. It does not affect
+ /// any other memaccess check or any user code.
+ bool SuppressMemaccessCheck = false;
----------------
erichkeane wrote:
I don't like using a variable like this... This is only to disable the runtime
check for this code? It also probably isn't enough, since it is only skipping
a single category of checks, and only in 1 place. I think this isn't a very
sound change.
https://github.com/llvm/llvm-project/pull/206579
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