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authorFederico Ravasio <ravasio.federico@gmail.com>2017-06-23 12:48:19 +0200
committerFederico Ravasio <ravasio.federico@gmail.com>2017-06-23 12:48:29 +0200
commit545bfcd864683a6e774762cf5f872615de7b1b51 (patch)
tree46e0a04d81d38566a4da1ba573efe2feb03cc1c5 /src
parent2ea1d2d0077914282d87cfd66897410f6214daa7 (diff)
downloadrust-545bfcd864683a6e774762cf5f872615de7b1b51.tar.gz
rust-545bfcd864683a6e774762cf5f872615de7b1b51.zip
Relax Debug constraints when debugging {HashMap,BTreeMap}::{Keys,Values}.
Fixed #41924.
Diffstat (limited to 'src')
-rw-r--r--src/liballoc/btree/map.rs4
-rw-r--r--src/libstd/collections/hash/map.rs4
2 files changed, 4 insertions, 4 deletions
diff --git a/src/liballoc/btree/map.rs b/src/liballoc/btree/map.rs
index 6656c90d7e9..a51c70159db 100644
--- a/src/liballoc/btree/map.rs
+++ b/src/liballoc/btree/map.rs
@@ -334,7 +334,7 @@ pub struct Keys<'a, K: 'a, V: 'a> {
 }
 
 #[stable(feature = "collection_debug", since = "1.17.0")]
-impl<'a, K: 'a + fmt::Debug, V: 'a + fmt::Debug> fmt::Debug for Keys<'a, K, V> {
+impl<'a, K: 'a + fmt::Debug, V: 'a> fmt::Debug for Keys<'a, K, V> {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         f.debug_list().entries(self.clone()).finish()
     }
@@ -353,7 +353,7 @@ pub struct Values<'a, K: 'a, V: 'a> {
 }
 
 #[stable(feature = "collection_debug", since = "1.17.0")]
-impl<'a, K: 'a + fmt::Debug, V: 'a + fmt::Debug> fmt::Debug for Values<'a, K, V> {
+impl<'a, K: 'a, V: 'a + fmt::Debug> fmt::Debug for Values<'a, K, V> {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         f.debug_list().entries(self.clone()).finish()
     }
diff --git a/src/libstd/collections/hash/map.rs b/src/libstd/collections/hash/map.rs
index aef88e3d563..31efae18816 100644
--- a/src/libstd/collections/hash/map.rs
+++ b/src/libstd/collections/hash/map.rs
@@ -1407,7 +1407,7 @@ impl<'a, K, V> Clone for Keys<'a, K, V> {
 }
 
 #[stable(feature = "std_debug", since = "1.16.0")]
-impl<'a, K: Debug, V: Debug> fmt::Debug for Keys<'a, K, V> {
+impl<'a, K: Debug, V> fmt::Debug for Keys<'a, K, V> {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         f.debug_list()
             .entries(self.clone())
@@ -1436,7 +1436,7 @@ impl<'a, K, V> Clone for Values<'a, K, V> {
 }
 
 #[stable(feature = "std_debug", since = "1.16.0")]
-impl<'a, K: Debug, V: Debug> fmt::Debug for Values<'a, K, V> {
+impl<'a, K, V: Debug> fmt::Debug for Values<'a, K, V> {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         f.debug_list()
             .entries(self.clone())