Remove `ReCanonical` in favor of `ReLateBound`

[rust.git] / src / librustc / util / ppaux.rs

diff --git a/src/librustc/util/ppaux.rs b/src/librustc/util/ppaux.rs
index 222bbc67b0d52eba679f69a59553908c20d53c2f..5ec4f55b142ebbfcac4c74ae4f0eb63de550c5dd 100644 (file)
--- a/src/librustc/util/ppaux.rs
+++ b/src/librustc/util/ppaux.rs
@@ -790,9 +790,6 @@ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
                 ty::ReEarlyBound(ref data) => {
                     write!(f, "{}", data.name)
                 }
-                ty::ReCanonical(_) => {
-                    write!(f, "'_")
-                }
                 ty::ReLateBound(_, br) |
                 ty::ReFree(ty::FreeRegion { bound_region: br, .. }) |
                 ty::RePlaceholder(ty::Placeholder { name: br, .. }) => {
@@ -860,10 +857,6 @@ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
                     write!(f, "{:?}", vid)
                 }
 
-                ty::ReCanonical(c) => {
-                    write!(f, "'?{}", c.index())
-                }
-
                 ty::RePlaceholder(placeholder) => {
                     write!(f, "RePlaceholder({:?})", placeholder)
                 }