diff --git a/src/libcore/num/wrapping.rs b/src/libcore/num/wrapping.rs
index 50d64838a5c0..b3c2c25551e0 100644
--- a/src/libcore/num/wrapping.rs
+++ b/src/libcore/num/wrapping.rs
@@ -298,6 +298,8 @@ macro_rules! wrapping_impl {
 }
 
 wrapping_impl! { usize u8 u16 u32 u64 isize i8 i16 i32 i64 }
+#[cfg(not(stage0))]
+wrapping_impl! { u128 i128 }
 
 mod shift_max {
     #![allow(non_upper_case_globals)]
diff --git a/src/librustc_llvm/ffi.rs b/src/librustc_llvm/ffi.rs
index efb06bdb73e3..acf2bd50847c 100644
--- a/src/librustc_llvm/ffi.rs
+++ b/src/librustc_llvm/ffi.rs
@@ -508,7 +508,6 @@ extern "C" {
     pub fn LLVMInt16TypeInContext(C: ContextRef) -> TypeRef;
     pub fn LLVMInt32TypeInContext(C: ContextRef) -> TypeRef;
     pub fn LLVMInt64TypeInContext(C: ContextRef) -> TypeRef;
-    pub fn LLVMInt128TypeInContext(C: ContextRef) -> TypeRef;
     pub fn LLVMIntTypeInContext(C: ContextRef, NumBits: c_uint) -> TypeRef;
 
     pub fn LLVMGetIntTypeWidth(IntegerTy: TypeRef) -> c_uint;
diff --git a/src/librustc_trans/type_.rs b/src/librustc_trans/type_.rs
index e8d8db2956b8..5e4fe015d767 100644
--- a/src/librustc_trans/type_.rs
+++ b/src/librustc_trans/type_.rs
@@ -95,7 +95,7 @@ impl Type {
     }
 
     pub fn i128(ccx: &CrateContext) -> Type {
-        ty!(llvm::LLVMInt128TypeInContext(ccx.llcx()))
+        ty!(llvm::LLVMIntTypeInContext(ccx.llcx(), 128))
     }
 
     // Creates an integer type with the given number of bits, e.g. i24