3 files changed, 1 insertions, 5 deletions
diff --git a/src/libstd/num/i64.rs b/src/libstd/num/i64.rs
index 2a91ee4dd71..3af082210b9 100644
--- a/src/libstd/num/i64.rs
+++ b/src/libstd/num/i64.rs
@@ -60,8 +60,6 @@ impl CheckedSub for i64 {
     }
 }
 
-// FIXME: #8449: should not be disabled on 32-bit
-#[cfg(target_word_size = "64")]
 impl CheckedMul for i64 {
     #[inline]
     fn checked_mul(&self, v: &i64) -> Option<i64> {
diff --git a/src/libstd/num/mod.rs b/src/libstd/num/mod.rs
index c5510078e39..c9908dde6e0 100644
--- a/src/libstd/num/mod.rs
+++ b/src/libstd/num/mod.rs
@@ -426,7 +426,7 @@ pub trait Int: Integer
              + Bitwise
              + CheckedAdd
              + CheckedSub
-             // + CheckedMul // FIXME #8849: currently not impled on 32-bit
+             + CheckedMul
              + CheckedDiv {}
 
 /// Returns the smallest power of 2 greater than or equal to `n`.
diff --git a/src/libstd/num/u64.rs b/src/libstd/num/u64.rs
index a579e7ebbbe..17eebed967c 100644
--- a/src/libstd/num/u64.rs
+++ b/src/libstd/num/u64.rs
@@ -47,8 +47,6 @@ impl CheckedSub for u64 {
     }
 }
 
-// FIXME: #8449: should not be disabled on 32-bit
-#[cfg(target_word_size = "64")]
 impl CheckedMul for u64 {
     #[inline]
     fn checked_mul(&self, v: &u64) -> Option<u64> {