diff --git a/compiler/rustc_codegen_gcc/src/common.rs b/compiler/rustc_codegen_gcc/src/common.rs
index b7ddc410315c3..c6edd52d1e416 100644
--- a/compiler/rustc_codegen_gcc/src/common.rs
+++ b/compiler/rustc_codegen_gcc/src/common.rs
@@ -377,9 +377,6 @@ pub trait TypeReflection<'gcc, 'tcx>  {
     fn is_i128(&self, cx: &CodegenCx<'gcc, 'tcx>) -> bool;
     fn is_u128(&self, cx: &CodegenCx<'gcc, 'tcx>) -> bool;
 
-    fn is_f32(&self, cx: &CodegenCx<'gcc, 'tcx>) -> bool;
-    fn is_f64(&self, cx: &CodegenCx<'gcc, 'tcx>) -> bool;
-
     fn is_vector(&self) -> bool;
 }
 
@@ -464,14 +461,6 @@ impl<'gcc, 'tcx> TypeReflection<'gcc, 'tcx> for Type<'gcc> {
         self.unqualified() == cx.u128_type.unqualified()
     }
 
-    fn is_f32(&self, cx: &CodegenCx<'gcc, 'tcx>) -> bool {
-        self.unqualified() == cx.context.new_type::<f32>()
-    }
-
-    fn is_f64(&self, cx: &CodegenCx<'gcc, 'tcx>) -> bool {
-        self.unqualified() == cx.context.new_type::<f64>()
-    }
-
     fn is_vector(&self) -> bool {
         let mut typ = self.clone();
         loop {
diff --git a/compiler/rustc_codegen_gcc/src/context.rs b/compiler/rustc_codegen_gcc/src/context.rs
index 893cad0516182..ab9c703db37da 100644
--- a/compiler/rustc_codegen_gcc/src/context.rs
+++ b/compiler/rustc_codegen_gcc/src/context.rs
@@ -22,12 +22,6 @@ use rustc_target::spec::{HasTargetSpec, Target, TlsModel};
 use crate::callee::get_fn;
 use crate::common::SignType;
 
-#[derive(Clone)]
-pub struct FuncSig<'gcc> {
-    pub params: Vec<Type<'gcc>>,
-    pub return_type: Type<'gcc>,
-}
-
 pub struct CodegenCx<'gcc, 'tcx> {
     pub check_overflow: bool,
     pub codegen_unit: &'tcx CodegenUnit<'tcx>,