1 files changed, 15 insertions, 0 deletions
diff --git a/src/libstd/io/process.rs b/src/libstd/io/process.rs
index 5f77ab38d74..efb57341620 100644
--- a/src/libstd/io/process.rs
+++ b/src/libstd/io/process.rs
@@ -395,7 +395,14 @@ impl Command {
     }
 }
 
+#[cfg(stage0)]
 impl fmt::Show for Command {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        fmt::String::fmt(self, f)
+    }
+}
+
+impl fmt::String for Command {
     /// Format the program and arguments of a Command for display. Any
     /// non-utf8 data is lossily converted using the utf8 replacement
     /// character.
@@ -506,6 +513,14 @@ pub enum ProcessExit {
 impl fmt::Show for ProcessExit {
     /// Format a ProcessExit enum, to nicely present the information.
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        fmt::String::fmt(self, f)
+    }
+}
+
+
+impl fmt::String for ProcessExit {
+    /// Format a ProcessExit enum, to nicely present the information.
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         match *self {
             ExitStatus(code) =>  write!(f, "exit code: {}", code),
             ExitSignal(code) =>  write!(f, "signal: {}", code),