diff --git a/src/back/lto.rs b/src/back/lto.rs
index e5221c7da319..62bb58d44fe0 100644
--- a/src/back/lto.rs
+++ b/src/back/lto.rs
@@ -589,7 +589,7 @@ fn thin_lto(
     Ok((opt_jobs, copy_jobs))
 }
 
-pub unsafe fn optimize_thin_module(
+pub fn optimize_thin_module(
     thin_module: ThinModule<GccCodegenBackend>,
     _cgcx: &CodegenContext<GccCodegenBackend>,
 ) -> Result<ModuleCodegen<GccContext>, FatalError> {
diff --git a/src/back/write.rs b/src/back/write.rs
index 16c895322e88..09e955acf390 100644
--- a/src/back/write.rs
+++ b/src/back/write.rs
@@ -14,7 +14,7 @@ use crate::base::add_pic_option;
 use crate::errors::CopyBitcode;
 use crate::{GccCodegenBackend, GccContext};
 
-pub(crate) unsafe fn codegen(
+pub(crate) fn codegen(
     cgcx: &CodegenContext<GccCodegenBackend>,
     dcx: DiagCtxtHandle<'_>,
     module: ModuleCodegen<GccContext>,
diff --git a/src/lib.rs b/src/lib.rs
index 7ef7d4daf461..688487304612 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -413,7 +413,7 @@ impl WriteBackendMethods for GccCodegenBackend {
         cgcx: &CodegenContext<Self>,
         thin: ThinModule<Self>,
     ) -> Result<ModuleCodegen<Self::Module>, FatalError> {
-        unsafe { back::lto::optimize_thin_module(thin, cgcx) }
+        back::lto::optimize_thin_module(thin, cgcx)
     }
 
     unsafe fn codegen(
@@ -422,7 +422,7 @@ impl WriteBackendMethods for GccCodegenBackend {
         module: ModuleCodegen<Self::Module>,
         config: &ModuleConfig,
     ) -> Result<CompiledModule, FatalError> {
-        unsafe { back::write::codegen(cgcx, dcx, module, config) }
+        back::write::codegen(cgcx, dcx, module, config)
     }
 
     fn prepare_thin(