Rustup to rust-lang/rust#89561 and rust-lang/rust#90700

Author: jdisanti

README.md

@@ -27,13 +27,13 @@ repository and compiled from source or installed from
 of the nightly toolchain is supported at any given time.
 
 <!-- NOTE: Keep in sync with nightly date on rust-toolchain. -->
-It's recommended to use `nightly-2021-10-25` toolchain.
-You can install it by using `rustup install nightly-2021-10-25` if you already have rustup.
+It's recommended to use `nightly-2021-11-15` toolchain.
+You can install it by using `rustup install nightly-2021-11-15` if you already have rustup.
 Then you can do:
 
 ```sh
-$ rustup component add rustc-dev llvm-tools-preview --toolchain nightly-2021-10-25
-$ cargo +nightly-2021-10-25 install --git https://github.com/rust-lang/rust-semverver
+$ rustup component add rustc-dev llvm-tools-preview --toolchain nightly-2021-11-15
+$ cargo +nightly-2021-11-15 install --git https://github.com/rust-lang/rust-semverver
 ```
 
 You'd also need `cmake` for some dependencies, and a few common libraries (if you hit

rust-toolchain

@@ -1,4 +1,4 @@
 # NOTE: Keep in sync with nightly date on README
 [toolchain]
-channel = "nightly-2021-10-25"
+channel = "nightly-2021-11-15"
 components = ["llvm-tools-preview", "rustc-dev"]

src/mapping.rs

@@ -374,6 +374,7 @@ impl NameMapping {
                 Use |
                 ForeignMod |
                 AnonConst |
+                InlineConst |
                 Field |
                 LifetimeParam |
                 GlobalAsm |

src/typeck.rs

@@ -88,9 +88,10 @@ impl<'a, 'tcx> BoundContext<'a, 'tcx> {
 
     /// Return inference errors, if any.
     pub fn get_errors(&mut self) -> Option<Vec<FulfillmentError<'tcx>>> {
-        if let Err(err) = self.fulfill_cx.select_all_or_error(self.infcx) {
-            debug!("err: {:?}", err);
-            Some(err)
+        let errors = self.fulfill_cx.select_all_or_error(self.infcx);
+        if !errors.is_empty() {
+            debug!("err: {:?}", errors);
+            Some(errors)
         } else {
             None
         }