Simplify change to layout_of

src/librustc/lint/context.rs

@@ -901,9 +901,6 @@ impl<'a, 'tcx> LayoutOf for LateContext<'a, 'tcx> {
     fn layout_of(&self, ty: Ty<'tcx>) -> Self::TyLayout {
         self.tcx.layout_of(self.param_env.and(ty))
     }
-    fn spanned_layout_of(&self, ty: Ty<'tcx>, _: Option<Span>) -> Self::TyLayout {
-        self.layout_of(ty)
-    }
 }
 
 impl<'a, 'tcx, T: LateLintPass<'a, 'tcx>> LateContextAndPass<'a, 'tcx, T> {

src/librustc/ty/layout.rs

@@ -3,7 +3,7 @@ use crate::ty::{self, Ty, TyCtxt, TypeFoldable, ReprOptions};
 
 use syntax::ast::{self, Ident, IntTy, UintTy};
 use syntax::attr;
-use syntax_pos::{DUMMY_SP, Span};
+use syntax_pos::DUMMY_SP;
 
 use std::cmp;
 use std::fmt;
@@ -1943,9 +1943,6 @@ impl<'tcx> LayoutOf for LayoutCx<'tcx, TyCtxt<'tcx>> {
 
         Ok(layout)
     }
-    fn spanned_layout_of(&self, ty: Ty<'tcx>, _: Option<Span>) -> Self::TyLayout {
-        self.layout_of(ty)
-    }
 }
 
 impl LayoutOf for LayoutCx<'tcx, ty::query::TyCtxtAt<'tcx>> {
@@ -1977,9 +1974,6 @@ impl LayoutOf for LayoutCx<'tcx, ty::query::TyCtxtAt<'tcx>> {
 
         Ok(layout)
     }
-    fn spanned_layout_of(&self, ty: Ty<'tcx>, _: Option<Span>) -> Self::TyLayout {
-        self.layout_of(ty)
-    }
 }
 
 // Helper (inherent) `layout_of` methods to avoid pushing `LayoutCx` to users.

src/librustc_codegen_llvm/builder.rs

@@ -6,7 +6,6 @@ use crate::type_::Type;
 use crate::type_of::LayoutLlvmExt;
 use crate::value::Value;
 use syntax::symbol::LocalInternedString;
-use syntax::source_map::Span;
 use rustc_codegen_ssa::common::{IntPredicate, TypeKind, RealPredicate};
 use rustc_codegen_ssa::MemFlags;
 use libc::{c_uint, c_char};
@@ -91,9 +90,6 @@ impl ty::layout::LayoutOf for Builder<'_, '_, 'tcx> {
     fn layout_of(&self, ty: Ty<'tcx>) -> Self::TyLayout {
         self.cx.layout_of(ty)
     }
-    fn spanned_layout_of(&self, ty: Ty<'tcx>, _: Option<Span>) -> Self::TyLayout {
-        self.cx.layout_of(ty)
-    }
 }
 
 impl Deref for Builder<'_, 'll, 'tcx> {

src/librustc_codegen_ssa/mir/rvalue.rs

@@ -713,7 +713,6 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                 let ty = rvalue.ty(self.mir, self.cx.tcx());
                 let ty = self.monomorphize(&ty);
                 self.cx.spanned_layout_of(ty, span).is_zst()
-                // self.cx.layout_of(ty).is_zst()
             }
         }
 

src/librustc_mir/interpret/eval_context.rs

@@ -193,9 +193,6 @@ impl<'mir, 'tcx, M: Machine<'mir, 'tcx>> LayoutOf for InterpCx<'mir, 'tcx, M> {
             .layout_of(self.param_env.and(ty))
             .map_err(|layout| err_inval!(Layout(layout)).into())
     }
-    fn spanned_layout_of(&self, ty: Ty<'tcx>, _: Option<Span>) -> Self::TyLayout {
-        self.layout_of(ty)
-    }
 }
 
 impl<'mir, 'tcx, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
@@ -509,7 +506,7 @@ impl<'mir, 'tcx, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
     pub fn push_stack_frame(
         &mut self,
         instance: ty::Instance<'tcx>,
-        span: source_map::Span,
+        span: Span,
         body: &'mir mir::Body<'tcx>,
         return_place: Option<PlaceTy<'tcx, M::PointerTag>>,
         return_to_block: StackPopCleanup,

src/librustc_mir/transform/const_prop.rs

@@ -134,9 +134,6 @@ impl<'mir, 'tcx> LayoutOf for ConstPropagator<'mir, 'tcx> {
     fn layout_of(&self, ty: Ty<'tcx>) -> Self::TyLayout {
         self.tcx.layout_of(self.param_env.and(ty))
     }
-    fn spanned_layout_of(&self, ty: Ty<'tcx>, _: Option<Span>) -> Self::TyLayout {
-        self.layout_of(ty)
-    }
 }
 
 impl<'mir, 'tcx> HasDataLayout for ConstPropagator<'mir, 'tcx> {

src/librustc_passes/layout_test.rs

@@ -13,7 +13,6 @@ use rustc::ty::Ty;
 use rustc::ty::TyCtxt;
 use syntax::ast::Attribute;
 use syntax::symbol::sym;
-use syntax::source_map::Span;
 
 pub fn test_layout(tcx: TyCtxt<'_>) {
     if tcx.features().rustc_attrs {
@@ -117,9 +116,6 @@ impl LayoutOf for UnwrapLayoutCx<'tcx> {
     fn layout_of(&self, ty: Ty<'tcx>) -> Self::TyLayout {
         self.tcx.layout_of(self.param_env.and(ty)).unwrap()
     }
-    fn spanned_layout_of(&self, ty: Ty<'tcx>, _: Option<Span>) -> Self::TyLayout {
-        self.layout_of(ty)
-    }
 }
 
 impl HasTyCtxt<'tcx> for UnwrapLayoutCx<'tcx> {

src/librustc_target/abi/mod.rs

@@ -1013,7 +1013,9 @@ pub trait LayoutOf {
     type TyLayout;
 
     fn layout_of(&self, ty: Self::Ty) -> Self::TyLayout;
-    fn spanned_layout_of(&self, ty: Self::Ty, span: Option<Span>) -> Self::TyLayout;
+    fn spanned_layout_of(&self, ty: Self::Ty, _span: Option<Span>) -> Self::TyLayout {
+        self.layout_of(ty)
+    }
 }
 
 #[derive(Copy, Clone, PartialEq, Eq)]