Fix stylistic mistakes

src/librustc/mir/interpret/error.rs

@@ -380,12 +380,12 @@ impl<'tcx, O> EvalErrorKind<'tcx, O> {
             Layout(_) =>
                 "rustc layout computation failed",
             UnterminatedCString(_) =>
-                "attempted to get length of a null terminated string, but no null found before end
+                "attempted to get length of a null terminated string, but no null found before end \
                 of allocation",
             HeapAllocZeroBytes =>
                 "tried to re-, de- or allocate zero bytes on the heap",
             HeapAllocNonPowerOfTwoAlignment(_) =>
-                "tried to re-, de-, or allocate heap memory with alignment that is not a power of
+                "tried to re-, de-, or allocate heap memory with alignment that is not a power of \
                 two",
             Unreachable =>
                 "entered unreachable code",

src/librustc_mir/interpret/eval_context.rs

@@ -392,8 +392,11 @@ impl<'a, 'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> EvalContext<'a, 'mir, 'tcx, M
         Ok(Value::new_slice(Scalar::Ptr(ptr), s.len() as u64, self.tcx.tcx))
     }
 
-    pub(super) fn resolve(&self, def_id: DefId, substs: &'tcx Substs<'tcx>)
-        -> EvalResult<'tcx, ty::Instance<'tcx>> {
+    pub(super) fn resolve(
+        &self,
+        def_id: DefId,
+        substs: &'tcx Substs<'tcx>
+        ) -> EvalResult<'tcx, ty::Instance<'tcx>> {
         trace!("resolve: {:?}, {:#?}", def_id, substs);
         trace!("substs: {:#?}", self.substs());
         trace!("param_env: {:#?}", self.param_env);
@@ -422,7 +425,8 @@ impl<'a, 'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> EvalContext<'a, 'mir, 'tcx, M
         let did = instance.def_id();
         if did.is_local()
             && self.tcx.has_typeck_tables(did)
-            && self.tcx.typeck_tables_of(did).tainted_by_errors {
+            && self.tcx.typeck_tables_of(did).tainted_by_errors
+        {
             return err!(TypeckError);
         }
         trace!("load mir {:?}", instance);
@@ -777,7 +781,8 @@ impl<'a, 'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> EvalContext<'a, 'mir, 'tcx, M
                 last_span = Some(span);
             }
             let location = if self.tcx.def_key(instance.def_id()).disambiguated_data.data
-                == DefPathData::ClosureExpr {
+                == DefPathData::ClosureExpr
+            {
                 "closure".to_owned()
             } else {
                 instance.to_string()

src/librustc_mir/interpret/place.rs

@@ -773,8 +773,10 @@ impl<'a, 'mir, 'tcx, M: Machine<'mir, 'tcx>> EvalContext<'a, 'mir, 'tcx, M> {
     /// Turn a place that is a dyn trait (i.e., PlaceExtra::Vtable and the appropriate layout)
     /// or a slice into the specific fixed-size place and layout that is given by the vtable/len.
     /// This "unpacks" the existential quantifier, so to speak.
-    pub fn unpack_unsized_mplace(&self, mplace: MPlaceTy<'tcx>)
-        -> EvalResult<'tcx, MPlaceTy<'tcx>> {
+    pub fn unpack_unsized_mplace(
+        &self,
+        mplace: MPlaceTy<'tcx>
+        ) -> EvalResult<'tcx, MPlaceTy<'tcx>> {
         trace!("Unpacking {:?} ({:?})", *mplace, mplace.layout.ty);
         let layout = match mplace.extra {
             PlaceExtra::Vtable(vtable) => {