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don't lazily evaulate some trivial values for Option::None replacements (clippy::unnecessary_lazy_evaluations)

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This commit is contained in:
Matthias Krüger 2020-09-15 23:10:24 +02:00
parent f567287f9f
commit 0e3414248a
3 changed files with 4 additions and 7 deletions
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5
compiler/rustc_mir/src/dataflow/move_paths/builder.rs
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@ -480,10 +480,7 @@ impl<'b, 'a, 'tcx> Gatherer<'b, 'a, 'tcx> {
};
let base_ty = base_place.ty(self.builder.body, self.builder.tcx).ty;
let len: u64 = match base_ty.kind() {
ty::Array(_, size) => {
let length: u64 = size.eval_usize(self.builder.tcx, self.builder.param_env);
length
}
ty::Array(_, size) => size.eval_usize(self.builder.tcx, self.builder.param_env),
_ => bug!("from_end: false slice pattern of non-array type"),
};
for offset in from..to {