update TypeFlags to deal with missing ct substs

compiler/rustc_mir/src/transform/const_prop.rs

@@ -120,7 +120,7 @@ impl<'tcx> MirPass<'tcx> for ConstProp {
             .predicates_of(def_id.to_def_id())
             .predicates
             .iter()
-            .filter_map(|(p, _)| if p.is_global() { Some(*p) } else { None });
+            .filter_map(|(p, _)| if p.is_global(tcx) { Some(*p) } else { None });
         if traits::impossible_predicates(
             tcx,
             traits::elaborate_predicates(tcx, predicates).map(|o| o.predicate).collect(),
@@ -132,6 +132,7 @@ impl<'tcx> MirPass<'tcx> for ConstProp {
         trace!("ConstProp starting for {:?}", def_id);
 
         let dummy_body = &Body::new(
+            tcx,
             body.source,
             body.basic_blocks().clone(),
             body.source_scopes.clone(),
@@ -468,7 +469,7 @@ impl<'mir, 'tcx> ConstPropagator<'mir, 'tcx> {
     /// Returns the value, if any, of evaluating `c`.
     fn eval_constant(&mut self, c: &Constant<'tcx>, source_info: SourceInfo) -> Option<OpTy<'tcx>> {
         // FIXME we need to revisit this for #67176
-        if c.needs_subst() {
+        if c.needs_subst(self.tcx) {
             return None;
         }
 
@@ -488,9 +489,9 @@ impl<'mir, 'tcx> ConstPropagator<'mir, 'tcx> {
                             }) => true,
                             // Out of backwards compatibility we cannot report hard errors in unused
                             // generic functions using associated constants of the generic parameters.
-                            _ => c.literal.needs_subst(),
+                            _ => c.literal.needs_subst(*tcx),
                         },
-                        ConstantKind::Val(_, ty) => ty.needs_subst(),
+                        ConstantKind::Val(_, ty) => ty.needs_subst(*tcx),
                     };
                     if lint_only {
                         // Out of backwards compatibility we cannot report hard errors in unused
@@ -720,7 +721,7 @@ impl<'mir, 'tcx> ConstPropagator<'mir, 'tcx> {
         }
 
         // FIXME we need to revisit this for #67176
-        if rvalue.needs_subst() {
+        if rvalue.needs_subst(self.tcx) {
             return None;
         }
 

compiler/rustc_mir/src/transform/inline/cycle.rs

@@ -89,7 +89,7 @@ crate fn mir_callgraph_reachable(
                     // FIXME: A not fully substituted drop shim can cause ICEs if one attempts to
                     // have its MIR built. Likely oli-obk just screwed up the `ParamEnv`s, so this
                     // needs some more analysis.
-                    if callee.needs_subst() {
+                    if callee.needs_subst(tcx) {
                         continue;
                     }
                 }

compiler/rustc_mir/src/transform/mod.rs

@@ -400,7 +400,7 @@ fn inner_mir_for_ctfe(tcx: TyCtxt<'_>, def: ty::WithOptConstParam<LocalDefId>) -
         }
     }
 
-    debug_assert!(!body.has_free_regions(), "Free regions in MIR for CTFE");
+    debug_assert!(!body.has_free_regions(tcx), "Free regions in MIR for CTFE");
 
     body
 }
@@ -594,7 +594,7 @@ fn inner_optimized_mir(tcx: TyCtxt<'_>, did: LocalDefId) -> Body<'_> {
         tcx.mir_drops_elaborated_and_const_checked(ty::WithOptConstParam::unknown(did)).steal();
     run_optimization_passes(tcx, &mut body);
 
-    debug_assert!(!body.has_free_regions(), "Free regions in optimized MIR");
+    debug_assert!(!body.has_free_regions(tcx), "Free regions in optimized MIR");
 
     body
 }
@@ -621,7 +621,7 @@ fn promoted_mir<'tcx>(
         run_post_borrowck_cleanup_passes(tcx, body);
     }
 
-    debug_assert!(!promoted.has_free_regions(), "Free regions in promoted MIR");
+    debug_assert!(!promoted.has_free_regions(tcx), "Free regions in promoted MIR");
 
     tcx.arena.alloc(promoted)
 }

compiler/rustc_mir/src/transform/promote_consts.rs

@@ -992,6 +992,7 @@ pub fn promote_candidates<'tcx>(
         scope.parent_scope = None;
 
         let promoted = Body::new(
+            tcx,
             body.source, // `promoted` gets filled in below
             IndexVec::new(),
             IndexVec::from_elem_n(scope, 1),