Make a fake body to store typeck results for global_asm

Author: compiler-errors

src/global_asm.rs

@@ -16,7 +16,7 @@ use crate::prelude::*;
 
 pub(crate) fn codegen_global_asm_item(tcx: TyCtxt<'_>, global_asm: &mut String, item_id: ItemId) {
     let item = tcx.hir_item(item_id);
-    if let rustc_hir::ItemKind::GlobalAsm { asm } = item.kind {
+    if let rustc_hir::ItemKind::GlobalAsm { asm, .. } = item.kind {
         let is_x86 =
             matches!(tcx.sess.asm_arch.unwrap(), InlineAsmArch::X86 | InlineAsmArch::X86_64);
 
@@ -55,15 +55,15 @@ pub(crate) fn codegen_global_asm_item(tcx: TyCtxt<'_>, global_asm: &mut String,
                                 }
                             }
                         }
-                        InlineAsmOperand::SymFn { anon_const } => {
+                        InlineAsmOperand::SymFn { expr } => {
                             if cfg!(not(feature = "inline_asm_sym")) {
                                 tcx.dcx().span_err(
                                     item.span,
                                     "asm! and global_asm! sym operands are not yet supported",
                                 );
                             }
 
-                            let ty = tcx.typeck_body(anon_const.body).node_type(anon_const.hir_id);
+                            let ty = tcx.typeck(item_id.owner_id).expr_ty(expr);
                             let instance = match ty.kind() {
                                 &ty::FnDef(def_id, args) => Instance::new(def_id, args),
                                 _ => span_bug!(op_sp, "asm sym is not a function"),