Do not Atomic{I,U}128 in stage0

Author: nagisa

src/libcore/sync/atomic.rs

@@ -1938,7 +1938,7 @@ atomic_int! {
     8,
     u64 AtomicU64 ATOMIC_U64_INIT
 }
-#[cfg(target_has_atomic = "128")]
+#[cfg(all(not(stage0), target_has_atomic = "128"))]
 atomic_int! {
     unstable(feature = "integer_atomics", issue = "32976"),
     unstable(feature = "integer_atomics", issue = "32976"),
@@ -1952,7 +1952,7 @@ atomic_int! {
     16,
     i128 AtomicI128 ATOMIC_I128_INIT
 }
-#[cfg(target_has_atomic = "128")]
+#[cfg(all(not(stage0), target_has_atomic = "128"))]
 atomic_int! {
     unstable(feature = "integer_atomics", issue = "32976"),
     unstable(feature = "integer_atomics", issue = "32976"),

src/libstd/panic.rs

@@ -264,7 +264,7 @@ impl RefUnwindSafe for atomic::AtomicI32 {}
 #[cfg(target_has_atomic = "64")]
 #[unstable(feature = "integer_atomics", issue = "32976")]
 impl RefUnwindSafe for atomic::AtomicI64 {}
-#[cfg(target_has_atomic = "128")]
+#[cfg(all(not(stage0), target_has_atomic = "128"))]
 #[unstable(feature = "integer_atomics", issue = "32976")]
 impl RefUnwindSafe for atomic::AtomicI128 {}
 
@@ -283,7 +283,7 @@ impl RefUnwindSafe for atomic::AtomicU32 {}
 #[cfg(target_has_atomic = "64")]
 #[unstable(feature = "integer_atomics", issue = "32976")]
 impl RefUnwindSafe for atomic::AtomicU64 {}
-#[cfg(target_has_atomic = "128")]
+#[cfg(all(not(stage0), target_has_atomic = "128"))]
 #[unstable(feature = "integer_atomics", issue = "32976")]
 impl RefUnwindSafe for atomic::AtomicU128 {}