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Rollup merge of #28204 - matklad:grammar-duplicate-else-tail, r=steveklabnik

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The rule `else_tail` was duplicated in `if` and `if_let` sections. I guess that this is a mistake.

r? @steveklabnik
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Steve Klabnik 2015-09-03 20:10:07 -04:00
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src/doc/grammar.md
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@ -688,7 +688,6 @@ match_pat : pat [ '|' pat ] * [ "if" expr ] ? ;
```antlr
if_let_expr : "if" "let" pat '=' expr '{' block '}'
else_tail ? ;
else_tail : "else" [ if_expr | if_let_expr | '{' block '}' ] ;
```
### While let loops