diff --git a/src/context.rs b/src/context.rs
index 4a1f5188a80..6231b09552c 100644
--- a/src/context.rs
+++ b/src/context.rs
@@ -27,7 +27,6 @@
 use crate::common::SignType;
 
 pub struct CodegenCx<'gcc, 'tcx> {
-    pub check_overflow: bool,
     pub codegen_unit: &'tcx CodegenUnit<'tcx>,
     pub context: &'gcc Context<'gcc>,
 
@@ -134,8 +133,6 @@ pub fn new(
         tcx: TyCtxt<'tcx>,
         supports_128bit_integers: bool,
     ) -> Self {
-        let check_overflow = tcx.sess.overflow_checks();
-
         let create_type = |ctype, rust_type| {
             let layout = tcx.layout_of(ParamEnv::reveal_all().and(rust_type)).unwrap();
             let align = layout.align.abi.bytes();
@@ -271,7 +268,6 @@ pub fn new(
         }
 
         let mut cx = Self {
-            check_overflow,
             codegen_unit,
             context,
             current_func: RefCell::new(None),
@@ -511,10 +507,6 @@ fn sess(&self) -> &Session {
         &self.tcx.sess
     }
 
-    fn check_overflow(&self) -> bool {
-        self.check_overflow
-    }
-
     fn codegen_unit(&self) -> &'tcx CodegenUnit<'tcx> {
         self.codegen_unit
     }