1 files changed, 3 insertions, 8 deletions
diff --git a/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs b/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
index 42fdbd78618..1f8f4033931 100644
--- a/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
+++ b/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
@@ -22,7 +22,7 @@ use rustc_middle::mir::coverage::{
 use rustc_middle::mir::Coverage;
 use rustc_middle::ty;
 use rustc_middle::ty::layout::{FnAbiOf, HasTyCtxt};
-use rustc_middle::ty::subst::InternalSubsts;
+use rustc_middle::ty::GenericArgs;
 use rustc_middle::ty::Instance;
 use rustc_middle::ty::Ty;
 
@@ -250,7 +250,7 @@ fn declare_unused_fn<'tcx>(cx: &CodegenCx<'_, 'tcx>, def_id: DefId) -> Instance<
 
     let instance = Instance::new(
         def_id,
-        InternalSubsts::for_item(tcx, def_id, |param, _| {
+        GenericArgs::for_item(tcx, def_id, |param, _| {
             if let ty::GenericParamDefKind::Lifetime = param.kind {
                 tcx.lifetimes.re_erased.into()
             } else {
@@ -373,12 +373,7 @@ pub(crate) fn write_mapping_to_buffer(
     }
 }
 
-pub(crate) fn hash_str(strval: &str) -> u64 {
-    let strval = CString::new(strval).expect("null error converting hashable str to C string");
-    unsafe { llvm::LLVMRustCoverageHashCString(strval.as_ptr()) }
-}
-
-pub(crate) fn hash_bytes(bytes: Vec<u8>) -> u64 {
+pub(crate) fn hash_bytes(bytes: &[u8]) -> u64 {
     unsafe { llvm::LLVMRustCoverageHashByteArray(bytes.as_ptr().cast(), bytes.len()) }
 }