Use byte literals in libstd

3 files changed, 8 insertions, 8 deletions

diff --git a/src/libstd/path/mod.rs b/src/libstd/path/mod.rs
index a22db7292fa..d290a5f8c63 100644
--- a/src/libstd/path/mod.rs
+++ b/src/libstd/path/mod.rs
@@ -351,7 +351,7 @@ pub trait GenericPath: Clone + GenericPathUnsafe {
         match self.filename() {
             None => None,
             Some(name) => Some({
-                let dot = '.' as u8;
+                let dot = b'.';
                 match name.rposition_elem(&dot) {
                     None | Some(0) => name,
                     Some(1) if name == b".." => name,
@@ -398,7 +398,7 @@ pub trait GenericPath: Clone + GenericPathUnsafe {
         match self.filename() {
             None => None,
             Some(name) => {
-                let dot = '.' as u8;
+                let dot = b'.';
                 match name.rposition_elem(&dot) {
                     None | Some(0) => None,
                     Some(1) if name == b".." => None,
@@ -474,7 +474,7 @@ pub trait GenericPath: Clone + GenericPathUnsafe {
         assert!(!contains_nul(&extension));
 
         let val = self.filename().and_then(|name| {
-            let dot = '.' as u8;
+            let dot = b'.';
             let extlen = extension.container_as_bytes().len();
             match (name.rposition_elem(&dot), extlen) {
                 (None, 0) | (Some(0), 0) => None,
diff --git a/src/libstd/path/posix.rs b/src/libstd/path/posix.rs
index 877ca2c7e01..9a4bc11f5c0 100644
--- a/src/libstd/path/posix.rs
+++ b/src/libstd/path/posix.rs
@@ -237,7 +237,7 @@ impl GenericPath for Path {
         match self.sepidx {
             None if b"." == self.repr.as_slice() => false,
             None => {
-                self.repr = vec!['.' as u8];
+                self.repr = vec![b'.'];
                 self.sepidx = None;
                 true
             }
diff --git a/src/libstd/path/windows.rs b/src/libstd/path/windows.rs
index d9b802b38fd..c3a217bf940 100644
--- a/src/libstd/path/windows.rs
+++ b/src/libstd/path/windows.rs
@@ -737,12 +737,12 @@ impl Path {
             let mut comps = comps;
             match (comps.is_some(),prefix) {
                 (false, Some(DiskPrefix)) => {
-                    if s.as_bytes()[0] >= 'a' as u8 && s.as_bytes()[0] <= 'z' as u8 {
+                    if s.as_bytes()[0] >= b'a' && s.as_bytes()[0] <= b'z' {
                         comps = Some(vec![]);
                     }
                 }
                 (false, Some(VerbatimDiskPrefix)) => {
-                    if s.as_bytes()[4] >= 'a' as u8 && s.as_bytes()[0] <= 'z' as u8 {
+                    if s.as_bytes()[4] >= b'a' && s.as_bytes()[0] <= b'z' {
                         comps = Some(vec![]);
                     }
                 }
@@ -1010,7 +1010,7 @@ fn parse_prefix<'a>(mut path: &'a str) -> Option<PathPrefix> {
             } else {
                 // \\?\path
                 let idx = path.find('\\');
-                if idx == Some(2) && path.as_bytes()[1] == ':' as u8 {
+                if idx == Some(2) && path.as_bytes()[1] == b':' {
                     let c = path.as_bytes()[0];
                     if c.is_ascii() && (c as char).is_alphabetic() {
                         // \\?\C:\ path
@@ -1033,7 +1033,7 @@ fn parse_prefix<'a>(mut path: &'a str) -> Option<PathPrefix> {
             }
             _ => ()
         }
-    } else if path.len() > 1 && path.as_bytes()[1] == ':' as u8 {
+    } else if path.len() > 1 && path.as_bytes()[1] == b':' {
         // C:
         let c = path.as_bytes()[0];
         if c.is_ascii() && (c as char).is_alphabetic() {