Store THIR in `IndexVec`s instead of an `Arena`

1 files changed, 2 insertions, 14 deletions

diff --git a/compiler/rustc_driver/src/pretty.rs b/compiler/rustc_driver/src/pretty.rs
index e0c140b143b..a8b6a16ed12 100644
--- a/compiler/rustc_driver/src/pretty.rs
+++ b/compiler/rustc_driver/src/pretty.rs
@@ -9,14 +9,12 @@ use rustc_hir_pretty as pprust_hir;
 use rustc_middle::hir::map as hir_map;
 use rustc_middle::ty::{self, TyCtxt};
 use rustc_mir::util::{write_mir_graphviz, write_mir_pretty};
-use rustc_mir_build::thir;
 use rustc_session::config::{Input, PpAstTreeMode, PpHirMode, PpMode, PpSourceMode};
 use rustc_session::Session;
 use rustc_span::symbol::Ident;
 use rustc_span::FileName;
 
 use std::cell::Cell;
-use std::fmt::Write;
 use std::path::Path;
 
 pub use self::PpMode::*;
@@ -491,18 +489,8 @@ fn print_with_analysis(
         }
 
         ThirTree => {
-            let mut out = String::new();
-            abort_on_err(rustc_typeck::check_crate(tcx), tcx.sess);
-            debug!("pretty printing THIR tree");
-            for did in tcx.body_owners() {
-                let hir = tcx.hir();
-                let body = hir.body(hir.body_owned_by(hir.local_def_id_to_hir_id(did)));
-                let arena = thir::Arena::default();
-                let thir =
-                    thir::build_thir(tcx, ty::WithOptConstParam::unknown(did), &arena, &body.value);
-                let _ = writeln!(out, "{:?}:\n{:#?}\n", did, thir);
-            }
-            out
+            // FIXME(rust-lang/project-thir-unsafeck#8)
+            todo!()
         }
 
         _ => unreachable!(),