Fix a bunch of typos (#455)

src/backtrace/miri.rs

@@ -46,7 +46,7 @@ impl Frame {
 }
 
 pub fn trace<F: FnMut(&super::Frame) -> bool>(cb: F) {
-    // SAFETY: Miri guarnatees that the backtrace API functions
+    // SAFETY: Miri guarantees that the backtrace API functions
     // can be called from any thread.
     unsafe { trace_unsynchronized(cb) };
 }

src/backtrace/mod.rs

@@ -55,7 +55,7 @@ pub fn trace<F: FnMut(&Frame) -> bool>(cb: F) {
 
 /// Same as `trace`, only unsafe as it's unsynchronized.
 ///
-/// This function does not have synchronization guarentees but is available
+/// This function does not have synchronization guarantees but is available
 /// when the `std` feature of this crate isn't compiled in. See the `trace`
 /// function for more documentation and examples.
 ///

src/print/fuchsia.rs

@@ -286,7 +286,7 @@ struct Dso<'a> {
     /// of a shared object it will be the soname (see DT_SONAME).
     name: &'a str,
     /// On Fuchsia virtually all binaries have build IDs but this is not a strict
-    /// requierment. There's no way to match up DSO information with a real ELF
+    /// requirements. There's no way to match up DSO information with a real ELF
     /// file afterwards if there is no build_id so we require that every DSO
     /// have one here. DSO's without a build_id are ignored.
     build_id: &'a [u8],

src/symbolize/gimli.rs

@@ -205,7 +205,7 @@ struct Cache {
 
     /// Mappings cache where we retain parsed dwarf information.
     ///
-    /// This list has a fixed capacity for its entire liftime which never
+    /// This list has a fixed capacity for its entire lifetime which never
     /// increases. The `usize` element of each pair is an index into `libraries`
     /// above where `usize::max_value()` represents the current executable. The
     /// `Mapping` is corresponding parsed dwarf information.
@@ -232,7 +232,7 @@ struct LibrarySegment {
     /// actually where the segment is loaded, but rather this address plus the
     /// containing library's `bias` is where to find it.
     stated_virtual_memory_address: usize,
-    /// The size of ths segment in memory.
+    /// The size of this segment in memory.
     len: usize,
 }
 
@@ -293,7 +293,7 @@ impl Cache {
                 }
 
                 // Now that we know `lib` contains `addr`, we can offset with
-                // the bias to find the stated virutal memory address.
+                // the bias to find the stated virtual memory address.
                 let svma = (addr as usize).wrapping_sub(lib.bias);
                 Some((i, svma as *const u8))
             })
@@ -337,7 +337,7 @@ pub unsafe fn resolve(what: ResolveWhat<'_>, cb: &mut dyn FnMut(&super::Symbol))
     let addr = what.address_or_ip();
     let mut call = |sym: Symbol<'_>| {
         // Extend the lifetime of `sym` to `'static` since we are unfortunately
-        // required to here, but it's ony ever going out as a reference so no
+        // required to here, but it's only ever going out as a reference so no
         // reference to it should be persisted beyond this frame anyway.
         let sym = mem::transmute::<Symbol<'_>, Symbol<'static>>(sym);
         (cb)(&super::Symbol { inner: sym });

src/symbolize/mod.rs

@@ -148,7 +148,7 @@ fn adjust_ip(a: *mut c_void) -> *mut c_void {
 
 /// Same as `resolve`, only unsafe as it's unsynchronized.
 ///
-/// This function does not have synchronization guarentees but is available when
+/// This function does not have synchronization guarantees but is available when
 /// the `std` feature of this crate isn't compiled in. See the `resolve`
 /// function for more documentation and examples.
 ///
@@ -164,7 +164,7 @@ where
 
 /// Same as `resolve_frame`, only unsafe as it's unsynchronized.
 ///
-/// This function does not have synchronization guarentees but is available
+/// This function does not have synchronization guarantees but is available
 /// when the `std` feature of this crate isn't compiled in. See the
 /// `resolve_frame` function for more documentation and examples.
 ///