fix(rustc_parse): ConstBlock expr span

calebcartwright · calebcartwright · commit e1d5c3c0544b · 2020-11-07T14:33:34.000-06:00
diff --git a/compiler/rustc_parse/src/parser/mod.rs b/compiler/rustc_parse/src/parser/mod.rs
@@ -873,7 +873,8 @@ impl<'a> Parser<'a> {
             id: DUMMY_NODE_ID,
             value: self.mk_expr(blk.span, ExprKind::Block(blk, None), AttrVec::new()),
         };
-        Ok(self.mk_expr(span, ExprKind::ConstBlock(anon_const), AttrVec::new()))
+        let blk_span = anon_const.value.span;
+        Ok(self.mk_expr(span.to(blk_span), ExprKind::ConstBlock(anon_const), AttrVec::new()))
     }
 
     /// Parses mutability (`mut` or nothing).

Original file line number	Diff line number	Diff line change
`@@ -873,7 +873,8 @@ impl<'a> Parser<'a> {`
`873`	`873`	`id: DUMMY_NODE_ID,`
`874`	`874`	`value: self.mk_expr(blk.span, ExprKind::Block(blk, None), AttrVec::new()),`
`875`	`875`	`};`
`876`		`- Ok(self.mk_expr(span, ExprKind::ConstBlock(anon_const), AttrVec::new()))`
	`876`	`+ let blk_span = anon_const.value.span;`
	`877`	`+ Ok(self.mk_expr(span.to(blk_span), ExprKind::ConstBlock(anon_const), AttrVec::new()))`
`877`	`878`	`}`
`878`	`879`
`879`	`880`	/// Parses mutability (`mut` or nothing).