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authorMazdak Farrokhzad <twingoow@gmail.com>2019-10-13 01:50:03 +0200
committerMazdak Farrokhzad <twingoow@gmail.com>2019-11-21 14:55:32 +0100
commit15c30ddd69d6cc3fffe6d304c6dc968a5ed046f1 (patch)
tree95bc3d210dafa100d70199d2730b0378584898e7 /src/librustc
parentf1b882b55805c342e46ee4ca3beeef1d1fa2044b (diff)
downloadrust-15c30ddd69d6cc3fffe6d304c6dc968a5ed046f1.tar.gz
rust-15c30ddd69d6cc3fffe6d304c6dc968a5ed046f1.zip
Stabilize the `never_type`, written `!`.
Diffstat (limited to 'src/librustc')
-rw-r--r--src/librustc/lib.rs2
-rw-r--r--src/librustc/ty/context.rs6
2 files changed, 2 insertions, 6 deletions
diff --git a/src/librustc/lib.rs b/src/librustc/lib.rs
index 38877dee711..1fc157eca3e 100644
--- a/src/librustc/lib.rs
+++ b/src/librustc/lib.rs
@@ -36,7 +36,7 @@
 #![feature(core_intrinsics)]
 #![feature(drain_filter)]
 #![cfg_attr(windows, feature(libc))]
-#![feature(never_type)]
+#![cfg_attr(bootstrap, feature(never_type))]
 #![feature(exhaustive_patterns)]
 #![feature(overlapping_marker_traits)]
 #![feature(extern_types)]
diff --git a/src/librustc/ty/context.rs b/src/librustc/ty/context.rs
index 41d069bf6ae..2dea2216f38 100644
--- a/src/librustc/ty/context.rs
+++ b/src/librustc/ty/context.rs
@@ -2440,11 +2440,7 @@ impl<'tcx> TyCtxt<'tcx> {
 
     #[inline]
     pub fn mk_diverging_default(self) -> Ty<'tcx> {
-        if self.features().never_type {
-            self.types.never
-        } else {
-            self.intern_tup(&[])
-        }
+        self.types.never
     }
 
     #[inline]