diff --git a/src/builder.rs b/src/builder.rs
index 5f1e4538376..7e2139866f4 100644
--- a/src/builder.rs
+++ b/src/builder.rs
@@ -1752,7 +1752,7 @@ pub fn vector_reduce_op(&mut self, src: RValue<'gcc>, op: BinaryOp) -> RValue<'g
         self.vector_reduce(src, |a, b, context| context.new_binary_op(None, op, a.get_type(), a, b))
     }
 
-    pub fn vector_reduce_fadd_fast(&mut self, _acc: RValue<'gcc>, _src: RValue<'gcc>) -> RValue<'gcc> {
+    pub fn vector_reduce_fadd_reassoc(&mut self, _acc: RValue<'gcc>, _src: RValue<'gcc>) -> RValue<'gcc> {
         unimplemented!();
     }
 
@@ -1772,7 +1772,7 @@ pub fn vector_reduce_fadd(&mut self, _acc: RValue<'gcc>, _src: RValue<'gcc>) ->
         unimplemented!();
     }
 
-    pub fn vector_reduce_fmul_fast(&mut self, _acc: RValue<'gcc>, _src: RValue<'gcc>) -> RValue<'gcc> {
+    pub fn vector_reduce_fmul_reassoc(&mut self, _acc: RValue<'gcc>, _src: RValue<'gcc>) -> RValue<'gcc> {
         unimplemented!();
     }
 
diff --git a/src/intrinsic/simd.rs b/src/intrinsic/simd.rs
index 9fa978cd2ef..dedd4653858 100644
--- a/src/intrinsic/simd.rs
+++ b/src/intrinsic/simd.rs
@@ -989,14 +989,14 @@ macro_rules! arith_red {
 
     arith_red!(
         simd_reduce_add_unordered: BinaryOp::Plus,
-        vector_reduce_fadd_fast,
+        vector_reduce_fadd_reassoc,
         false,
         add,
         0.0 // TODO: Use this argument.
     );
     arith_red!(
         simd_reduce_mul_unordered: BinaryOp::Mult,
-        vector_reduce_fmul_fast,
+        vector_reduce_fmul_reassoc,
         false,
         mul,
         1.0