rust-lang/rust-clippy

transmute_ptr_to_ref suggestion doesn't with some outer expression types

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#1 754 ouverte le 12 mai 2017

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C-bugT-middlegood first issue

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Description

clippy suggests the following replacement

-                mem::transmute::<*mut c_void, &mut Box<FnMut(&Button)>>(data)(&button)
+                &mut *(data as *mut Box<FnMut(&Button)>)(&button)

but we should suggest parens around the &mut *...

bonus points if the parens only appear if necessary

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