rust/patches/0002-Disable-u128-and-i128-in-libcore.patch

From e87977477e8507a5749e64ea49ee503e706d7178 Mon Sep 17 00:00:00 2001
From: bjorn3 <bjorn3@users.noreply.github.com>
Date: Fri, 1 Mar 2019 18:36:21 +0100
Subject: [PATCH] Disable u128 and i128 in libcore

---
 src/libcore/sync/atomic.rs       |  32 --------
 src/libcore/time.rs              | 123 -------------------------------
 src/libstd/num.rs                |   2 +-
 src/libstd/panic.rs              |   6 --
 20 files changed, 63 insertions(+), 363 deletions(-)

diff --git a/src/libcore/sync/atomic.rs b/src/libcore/sync/atomic.rs
index d0ee5fa..d02c454 100644
--- a/src/libcore/sync/atomic.rs
+++ b/src/libcore/sync/atomic.rs
@@ -2012,38 +2012,6 @@ atomic_int! {
     "AtomicU64::new(0)",
     u64 AtomicU64 ATOMIC_U64_INIT
 }
-#[cfg(target_has_atomic = "128")]
-atomic_int! {
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    "i128", "../../../std/primitive.i128.html",
-    "#![feature(integer_atomics)]\n\n",
-    atomic_min, atomic_max,
-    16,
-    "AtomicI128::new(0)",
-    i128 AtomicI128 ATOMIC_I128_INIT
-}
-#[cfg(target_has_atomic = "128")]
-atomic_int! {
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    unstable(feature = "integer_atomics", issue = "32976"),
-    "u128", "../../../std/primitive.u128.html",
-    "#![feature(integer_atomics)]\n\n",
-    atomic_umin, atomic_umax,
-    16,
-    "AtomicU128::new(0)",
-    u128 AtomicU128 ATOMIC_U128_INIT
-}
 #[cfg(target_pointer_width = "16")]
 macro_rules! ptr_width {
     () => { 2 }
diff --git a/src/libcore/time.rs b/src/libcore/time.rs
index 91161ca..759497f 100644
--- a/src/libcore/time.rs
+++ b/src/libcore/time.rs
@@ -518,80 +469,6 @@ impl Duration {
         (self.secs as f64) + (self.nanos as f64) / (NANOS_PER_SEC as f64)
     }
 
-    /// Creates a new `Duration` from the specified number of seconds.
-    ///
-    /// # Panics
-    /// This constructor will panic if `secs` is not finite, negative or overflows `Duration`.
-    ///
-    /// # Examples
-    /// ```
-    /// #![feature(duration_float)]
-    /// use std::time::Duration;
-    ///
-    /// let dur = Duration::from_float_secs(2.7);
-    /// assert_eq!(dur, Duration::new(2, 700_000_000));
-    /// ```
-    #[unstable(feature = "duration_float", issue = "54361")]
-    #[inline]
-    pub fn from_float_secs(secs: f64) -> Duration {
-        let nanos =  secs * (NANOS_PER_SEC as f64);
-        if !nanos.is_finite() {
-            panic!("got non-finite value when converting float to duration");
-        }
-        if nanos >= MAX_NANOS_F64 {
-            panic!("overflow when converting float to duration");
-        }
-        if nanos < 0.0 {
-            panic!("underflow when converting float to duration");
-        }
-        let nanos =  nanos as u128;
-        Duration {
-            secs: (nanos / (NANOS_PER_SEC as u128)) as u64,
-            nanos: (nanos % (NANOS_PER_SEC as u128)) as u32,
-        }
-    }
-
-    /// Multiplies `Duration` by `f64`.
-    ///
-    /// # Panics
-    /// This method will panic if result is not finite, negative or overflows `Duration`.
-    ///
-    /// # Examples
-    /// ```
-    /// #![feature(duration_float)]
-    /// use std::time::Duration;
-    ///
-    /// let dur = Duration::new(2, 700_000_000);
-    /// assert_eq!(dur.mul_f64(3.14), Duration::new(8, 478_000_000));
-    /// assert_eq!(dur.mul_f64(3.14e5), Duration::new(847_800, 0));
-    /// ```
-    #[unstable(feature = "duration_float", issue = "54361")]
-    #[inline]
-    pub fn mul_f64(self, rhs: f64) -> Duration {
-        Duration::from_float_secs(rhs * self.as_float_secs())
-    }
-
-    /// Divide `Duration` by `f64`.
-    ///
-    /// # Panics
-    /// This method will panic if result is not finite, negative or overflows `Duration`.
-    ///
-    /// # Examples
-    /// ```
-    /// #![feature(duration_float)]
-    /// use std::time::Duration;
-    ///
-    /// let dur = Duration::new(2, 700_000_000);
-    /// assert_eq!(dur.div_f64(3.14), Duration::new(0, 859_872_611));
-    /// // note that truncation is used, not rounding
-    /// assert_eq!(dur.div_f64(3.14e5), Duration::new(0, 8_598));
-    /// ```
-    #[unstable(feature = "duration_float", issue = "54361")]
-    #[inline]
-    pub fn div_f64(self, rhs: f64) -> Duration {
-        Duration::from_float_secs(self.as_float_secs() / rhs)
-    }
-
     /// Divide `Duration` by `Duration` and return `f64`.
     ///
     /// # Examples
diff --git a/src/libstd/num.rs b/src/libstd/num.rs
index 828d572..bc04fb1 100644
--- a/src/libstd/num.rs
+++ b/src/libstd/num.rs
@@ -12,7 +12,7 @@ pub use core::num::{FpCategory, ParseIntError, ParseFloatError, TryFromIntError}
 pub use core::num::Wrapping;
 
 #[stable(feature = "nonzero", since = "1.28.0")]
-pub use core::num::{NonZeroU8, NonZeroU16, NonZeroU32, NonZeroU64, NonZeroU128, NonZeroUsize};
+pub use core::num::{NonZeroU8, NonZeroU16, NonZeroU32, NonZeroU64, NonZeroUsize};
 
 #[cfg(test)] use crate::fmt;
 #[cfg(test)] use crate::ops::{Add, Sub, Mul, Div, Rem};
diff --git a/src/libstd/panic.rs b/src/libstd/panic.rs
index 6a16414..f027102 100644
--- a/src/libstd/panic.rs
+++ b/src/libstd/panic.rs
@@ -254,9 +254,6 @@ 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")]
-#[unstable(feature = "integer_atomics", issue = "32976")]
-impl RefUnwindSafe for atomic::AtomicI128 {}
 
 #[cfg(target_has_atomic = "ptr")]
 #[stable(feature = "unwind_safe_atomic_refs", since = "1.14.0")]
@@ -273,9 +270,6 @@ 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")]
-#[unstable(feature = "integer_atomics", issue = "32976")]
-impl RefUnwindSafe for atomic::AtomicU128 {}
 
 #[cfg(target_has_atomic = "8")]
 #[stable(feature = "unwind_safe_atomic_refs", since = "1.14.0")]
-- 
2.17.2 (Apple Git-113)