Remove unused variables.

omasanori · thestinger · commit afaca4c82245 · 2013-08-03T03:20:45.000-04:00
Signed-off-by: OGINO Masanori &lt;masanori.ogino@gmail.com&gt;
diff --git a/src/librustc/middle/typeck/check/mod.rs b/src/librustc/middle/typeck/check/mod.rs
@@ -2750,13 +2750,8 @@ pub fn check_expr_with_unifier(fcx: @mut FnCtxt,
       }
       ast::expr_vec(ref args, mutbl) => {
         let t: ty::t = fcx.infcx().next_ty_var();
-        let mut arg_is_bot = false;
-        let mut arg_is_err = false;
         foreach e in args.iter() {
             check_expr_has_type(fcx, *e, t);
-            let arg_t = fcx.expr_ty(*e);
-            arg_is_bot |= ty::type_is_bot(arg_t);
-            arg_is_err |= ty::type_is_error(arg_t);
         }
         let typ = ty::mk_evec(tcx, ty::mt {ty: t, mutbl: mutbl},
                               ty::vstore_fixed(args.len()));

Original file line number	Diff line number	Diff line change
`@@ -2750,13 +2750,8 @@ pub fn check_expr_with_unifier(fcx: @mut FnCtxt,`
`2750`	`2750`	`}`
`2751`	`2751`	`ast::expr_vec(ref args, mutbl) => {`
`2752`	`2752`	`let t: ty::t = fcx.infcx().next_ty_var();`
`2753`		`- let mut arg_is_bot = false;`
`2754`		`- let mut arg_is_err = false;`
`2755`	`2753`	`foreach e in args.iter() {`
`2756`	`2754`	`check_expr_has_type(fcx, *e, t);`
`2757`		`- let arg_t = fcx.expr_ty(*e);`
`2758`		`- arg_is_bot \|= ty::type_is_bot(arg_t);`
`2759`		`- arg_is_err \|= ty::type_is_error(arg_t);`
`2760`	`2755`	`}`
`2761`	`2756`	`let typ = ty::mk_evec(tcx, ty::mt {ty: t, mutbl: mutbl},`
`2762`	`2757`	`ty::vstore_fixed(args.len()));`