Aggregation of drive-by cosmetic changes.

2 files changed, 4 insertions, 3 deletions

diff --git a/src/libstd/panicking.rs b/src/libstd/panicking.rs
index 27b8a110ca7..9ef42063f94 100644
--- a/src/libstd/panicking.rs
+++ b/src/libstd/panicking.rs
@@ -171,7 +171,8 @@ fn default_hook(info: &PanicInfo<'_>) {
         }
     };
 
-    let location = info.location().unwrap();  // The current implementation always returns Some
+    // The current implementation always returns `Some`.
+    let location = info.location().unwrap();
 
     let msg = match info.payload().downcast_ref::<&'static str>() {
         Some(s) => *s,
@@ -196,7 +197,7 @@ fn default_hook(info: &PanicInfo<'_>) {
             if let Some(format) = log_backtrace {
                 let _ = backtrace::print(err, format);
             } else if FIRST_PANIC.compare_and_swap(true, false, Ordering::SeqCst) {
-                let _ = writeln!(err, "note: Run with `RUST_BACKTRACE=1` \
+                let _ = writeln!(err, "note: run with `RUST_BACKTRACE=1` \
                                        environment variable to display a backtrace.");
             }
         }
diff --git a/src/libstd/sys_common/backtrace.rs b/src/libstd/sys_common/backtrace.rs
index a01b31e948b..bf37ff7ddbd 100644
--- a/src/libstd/sys_common/backtrace.rs
+++ b/src/libstd/sys_common/backtrace.rs
@@ -173,7 +173,7 @@ impl<'a, 'b> Printer<'a, 'b> {
             Some(symbol) => {
                 match self.format {
                     PrintFormat::Full => write!(self.out, "{}", symbol)?,
-                    // strip the trailing hash if short mode
+                    // Strip the trailing hash if short mode.
                     PrintFormat::Short => write!(self.out, "{:#}", symbol)?,
                 }
             }