From 5a81bf7ad2495de1d13813db7fb8bead5ce6685e Mon Sep 17 00:00:00 2001
From: 5225225 <5225225@mailbox.org>
Date: Thu, 14 Jul 2022 22:42:47 +0100
Subject: [PATCH] Use constant eval to do strict validity checks

---
 src/intrinsics/mod.rs | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/src/intrinsics/mod.rs b/src/intrinsics/mod.rs
index eafae1cdc8a..4b2207f3758 100644
--- a/src/intrinsics/mod.rs
+++ b/src/intrinsics/mod.rs
@@ -58,7 +58,6 @@ pub(crate) use llvm::codegen_llvm_intrinsic_call;
 use rustc_middle::ty::print::with_no_trimmed_paths;
 use rustc_middle::ty::subst::SubstsRef;
 use rustc_span::symbol::{kw, sym, Symbol};
-use rustc_target::abi::InitKind;
 
 use crate::prelude::*;
 use cranelift_codegen::ir::AtomicRmwOp;
@@ -672,12 +671,7 @@ fn codegen_regular_intrinsic_call<'tcx>(
                 return;
             }
 
-            if intrinsic == sym::assert_zero_valid
-                && !layout.might_permit_raw_init(
-                    fx,
-                    InitKind::Zero,
-                    fx.tcx.sess.opts.unstable_opts.strict_init_checks) {
-
+            if intrinsic == sym::assert_zero_valid && !fx.tcx.permits_zero_init(layout) {
                 with_no_trimmed_paths!({
                     crate::base::codegen_panic(
                         fx,
@@ -688,12 +682,7 @@ fn codegen_regular_intrinsic_call<'tcx>(
                 return;
             }
 
-            if intrinsic == sym::assert_uninit_valid
-                && !layout.might_permit_raw_init(
-                    fx,
-                    InitKind::Uninit,
-                    fx.tcx.sess.opts.unstable_opts.strict_init_checks) {
-
+            if intrinsic == sym::assert_uninit_valid && !fx.tcx.permits_uninit_init(layout) {
                 with_no_trimmed_paths!({
                     crate::base::codegen_panic(
                         fx,