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or-patterns: euv/walk_arm: remove top_pats_hack.

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This commit is contained in:
Mazdak Farrokhzad 2019-09-15 04:26:00 +02:00
parent fb2cfec433
commit d7139f3e6d
1 changed files with 1 additions and 3 deletions
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4
src/librustc/middle/expr_use_visitor.rs
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@ -784,9 +784,7 @@ impl<'a, 'tcx> ExprUseVisitor<'a, 'tcx> {
}
fn walk_arm(&mut self, discr_cmt: mc::cmt<'tcx>, arm: &hir::Arm, mode: MatchMode) {
for pat in arm.top_pats_hack() {
self.walk_pat(discr_cmt.clone(), &pat, mode);
}
self.walk_pat(discr_cmt.clone(), &arm.pat, mode);
if let Some(hir::Guard::If(ref e)) = arm.guard {
self.consume_expr(e)