diff --git a/build_sysroot/Cargo.lock b/build_sysroot/Cargo.lock
index 6c5043bb6f8..17338aeaada 100644
--- a/build_sysroot/Cargo.lock
+++ b/build_sysroot/Cargo.lock
@@ -123,9 +123,9 @@ dependencies = [
 
 [[package]]
 name = "hermit-abi"
-version = "0.2.5"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "897cd85af6387be149f55acf168e41be176a02de7872403aaab184afc2f327e6"
+checksum = "ee512640fe35acbfb4bb779db6f0d80704c2cacfa2e39b601ef3e3f47d1ae4c7"
 dependencies = [
  "compiler_builtins",
  "libc",
diff --git a/rust-toolchain b/rust-toolchain
index f17897e48ad..4a228e3f8a8 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2022-09-04"
+channel = "nightly-2022-09-12"
 components = ["rust-src", "rustc-dev", "llvm-tools-preview"]
diff --git a/src/intrinsics/mod.rs b/src/intrinsics/mod.rs
index 971cd9f63a4..0302b843aa2 100644
--- a/src/intrinsics/mod.rs
+++ b/src/intrinsics/mod.rs
@@ -813,8 +813,8 @@ fn codegen_regular_intrinsic_call<'tcx>(
         sym::ptr_guaranteed_cmp => {
             intrinsic_args!(fx, args => (a, b); intrinsic);
 
-            let val = crate::num::codegen_ptr_binop(fx, BinOp::Eq, a, b);
-            ret.write_cvalue(fx, val);
+            let val = crate::num::codegen_ptr_binop(fx, BinOp::Eq, a, b).load_scalar(fx);
+            ret.write_cvalue(fx, CValue::by_val(val, fx.layout_of(fx.tcx.types.u8)));
         }
 
         sym::caller_location => {