Aaron Ballman d23e9bc5af Diagnose an unused result from a call through a function pointer whose return type is marked [[nodiscard]]. ...

When a function returns a type and that type was declared [[nodiscard]], we diagnose any unused results from that call as though the function were marked nodiscard. The same behavior should apply to calls through a function pointer.

This addresses PR31526.

llvm-svn: 350317

2019-01-03 14:24:31 +00:00

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