Fix typos found by codespell.

src/test/codegen-units/item-collection/cross-crate-trait-method.rs

@@ -28,7 +28,7 @@ fn start(_: isize, _: *const *const u8) -> isize {
     let _: (char, u32) = Trait::without_default_impl(0);
 
     // Currently, no object code is generated for trait methods with default
-    // implemenations, unless they are actually called from somewhere. Therefore
+    // implementations, unless they are actually called from somewhere. Therefore
     // we cannot import the implementations and have to create our own inline.
     //~ MONO_ITEM fn cgu_export_trait_method::Trait[0]::with_default_impl[0]<u32>
     let _ = Trait::with_default_impl(0u32);

src/test/compile-fail-fulldeps/auxiliary/pub_and_stability.rs

@@ -9,7 +9,7 @@
 // except according to those terms.
 
 // This crate attempts to enumerate the various scenarios for how a
-// type can define fields and methods with various visiblities and
+// type can define fields and methods with various visibilities and
 // stabilities.
 //
 // The basic stability pattern in this file has four cases:
@@ -23,7 +23,7 @@
 //
 // However, since stability attributes can only be observed in
 // cross-crate linkage scenarios, there is little reason to take the
-// cross-product (4 stability cases * 4 visiblity cases), because the
+// cross-product (4 stability cases * 4 visibility cases), because the
 // first three visibility cases cannot be accessed outside this crate,
 // and therefore stability is only relevant when the visibility is pub
 // to the whole universe.

src/test/run-fail/run-unexported-tests.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// error-pattern:runned an unexported test
+// error-pattern:ran an unexported test
 // compile-flags:--test
 // check-stdout
 
@@ -17,6 +17,6 @@ mod m {
 
     #[test]
     fn unexported() {
-        panic!("runned an unexported test");
+        panic!("ran an unexported test");
     }
 }

src/test/run-make-fulldeps/hir-tree/Makefile

@@ -1,6 +1,6 @@
 -include ../tools.mk
 
-# Test that hir-tree output doens't crash and includes
+# Test that hir-tree output doesn't crash and includes
 # the string constant we would expect to see.
 
 all:

src/test/run-make-fulldeps/rustdoc-error-lines/Makefile

@@ -1,6 +1,6 @@
 -include ../tools.mk
 
-# Test that hir-tree output doens't crash and includes
+# Test that hir-tree output doesn't crash and includes
 # the string constant we would expect to see.
 
 all:

src/test/run-make-fulldeps/sanitizer-cdylib-link/Makefile

@@ -3,7 +3,7 @@
 LOG := $(TMPDIR)/log.txt
 
 # This test builds a shared object, then an executable that links it as a native
-# rust library (constrast to an rlib). The shared library and executable both
+# rust library (contrast to an rlib). The shared library and executable both
 # are compiled with address sanitizer, and we assert that a fault in the cdylib
 # is correctly detected.
 

src/test/run-make-fulldeps/sanitizer-dylib-link/Makefile

@@ -3,7 +3,7 @@
 LOG := $(TMPDIR)/log.txt
 
 # This test builds a shared object, then an executable that links it as a native
-# rust library (constrast to an rlib). The shared library and executable both
+# rust library (contrast to an rlib). The shared library and executable both
 # are compiled with address sanitizer, and we assert that a fault in the dylib
 # is correctly detected.
 

src/test/run-pass/dropck_legal_cycles.rs

@@ -385,7 +385,7 @@ pub fn main() {
     // RwLock (since we can grab the child pointers in read-only
     // mode), but we cannot lock a std::sync::Mutex to guard reading
     // from each node via the same pattern, since once you hit the
-    // cycle, you'll be trying to acquring the same lock twice.
+    // cycle, you'll be trying to acquiring the same lock twice.
     // (We deal with this by exiting the traversal early if try_lock fails.)
 
     // Cycle 12: { arc0 -> (arc1, arc2), arc1 -> (), arc2 -> arc0 }, refcells

src/test/run-pass/ifmt.rs

@@ -310,7 +310,7 @@ fn test_order() {
 }
 
 fn test_once() {
-    // Make sure each argument are evaluted only once even though it may be
+    // Make sure each argument are evaluated only once even though it may be
     // formatted multiple times
     fn foo() -> isize {
         static mut FOO: isize = 0;

src/test/run-pass/issue-15881-model-lexer-dotdotdot.rs

@@ -27,7 +27,7 @@ pub fn main() {
     }
     match 'c' {
       'a'...'z' => {}
-      _ => panic!("should suppport char ranges")
+      _ => panic!("should support char ranges")
     }
     match -3_isize {
       -7...5 => {}

src/test/run-pass/issue-20616.rs

@@ -26,7 +26,7 @@ type TypeD = TypeA<'static>;
 // trailing comma on lifetime bounds
 type TypeE = TypeA<'static,>;
 
-// normal type arugment
+// normal type argument
 type TypeF<T> = Box<T>;
 
 // type argument with trailing comma

src/test/run-pass/issue-33903.rs

@@ -11,7 +11,7 @@
 // Issue 33903:
 // Built-in indexing should be used even when the index is not
 // trivially an integer
-// Only built-in indexing can be used in constant expresssions
+// Only built-in indexing can be used in constant expressions
 
 const FOO: i32 = [12, 34][0 + 1];
 

src/test/run-pass/issue-48962.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// Test that we are able to reinitilize box with moved referent
+// Test that we are able to reinitialize box with moved referent
 #![feature(nll)]
 static mut ORDER: [usize; 3] = [0, 0, 0];
 static mut INDEX: usize = 0;

src/test/run-pass/match-range.rs

@@ -34,7 +34,7 @@ pub fn main() {
     }
     match 'c' {
       'a'..='z' => {}
-      _ => panic!("should suppport char ranges")
+      _ => panic!("should support char ranges")
     }
     match -3 {
       -7..=5 => {}

src/test/run-pass/match-reassign.rs

@@ -9,7 +9,7 @@
 // except according to those terms.
 
 // Regression test for #23698: The reassignment checker only cared
-// about the last assigment in a match arm body
+// about the last assignment in a match arm body
 
 // Use an extra function to make sure no extra assignments
 // are introduced by macros in the match statement

src/test/run-pass/packed-struct-optimized-enum.rs

@@ -26,7 +26,7 @@ fn sanity_check_size<T: Copy>(one: T) {
 
 fn main() {
     // This can fail if rustc and LLVM disagree on the size of a type.
-    // In this case, `Option<Packed<(&(), u32)>>` was erronously not
+    // In this case, `Option<Packed<(&(), u32)>>` was erroneously not
     // marked as packed despite needing alignment `1` and containing
     // its `&()` discriminant, which has alignment larger than `1`.
     sanity_check_size((Some(Packed((&(), 0))), true));

src/test/run-pass/signal-alternate-stack-cleanup.rs

@@ -33,7 +33,7 @@ extern fn send_signal() {
 
 fn main() {
     unsafe {
-        // Install signal hander that runs on alternate signal stack.
+        // Install signal handler that runs on alternate signal stack.
         let mut action: sigaction = std::mem::zeroed();
         action.sa_flags = (SA_ONSTACK | SA_SIGINFO) as _;
         action.sa_sigaction = signal_handler as sighandler_t;

src/test/rustdoc/inline_cross/auxiliary/macro-vis.rs

@@ -10,7 +10,7 @@
 
 #![crate_name = "qwop"]
 
-/// (writen on a spider's web) Some Macro
+/// (written on a spider's web) Some Macro
 #[macro_export]
 macro_rules! some_macro {
     () => {

src/test/ui/associated-types/associated-types-incomplete-object.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// Check that the user gets an errror if they omit a binding from an
+// Check that the user gets an error if they omit a binding from an
 // object type.
 
 pub trait Foo {

src/test/ui/borrowck/issue-45983.rs

@@ -19,7 +19,7 @@
 // revisions: ast migrate nll
 
 // Since we are testing nll (and migration) explicitly as a separate
-// revisions, dont worry about the --compare-mode=nll on this test.
+// revisions, don't worry about the --compare-mode=nll on this test.
 
 // ignore-compare-mode-nll
 

src/test/ui/defaulted-never-note.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// We need to opt inot the `!` feature in order to trigger the
+// We need to opt into the `!` feature in order to trigger the
 // requirement that this is testing.
 #![feature(never_type)]
 

src/test/ui/error-codes/E0401.stderr

@@ -24,7 +24,7 @@ error[E0401]: can't use type parameters from outer function
   --> $DIR/E0401.rs:32:25
    |
 LL | impl<T> Iterator for A<T> {
-   | ---- `Self` type implicitely declared here, on the `impl`
+   | ---- `Self` type implicitly declared here, on the `impl`
 ...
 LL |         fn helper(sel: &Self) -> u8 { //~ ERROR E0401
    |            ------       ^^^^ use of type variable from outer function

src/test/ui/imports/local-modularized-tricky-fail-2.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// `#[macro_export] macro_rules` that doen't originate from macro expansions can be placed
+// `#[macro_export] macro_rules` that doesn't originate from macro expansions can be placed
 // into the root module soon enough to act as usual items and shadow globs and preludes.
 
 #![feature(decl_macro)]

src/test/ui/issues/issue-31845.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// Checks lexical scopes cannot see through normal module boundries
+// Checks lexical scopes cannot see through normal module boundaries
 
 fn f() {
     fn g() {}

src/test/ui/issues/issue-45696-no-variant-box-recur.rs

@@ -24,7 +24,7 @@
 
 // run-pass
 
-// This test has structs and functions that are by definiton unusable
+// This test has structs and functions that are by definition unusable
 // all over the place, so just go ahead and allow dead_code
 #![allow(dead_code)]
 

src/test/ui/issues/issue-50761.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// Confirm that we don't accidently divide or mod by zero in llvm_type
+// Confirm that we don't accidentally divide or mod by zero in llvm_type
 
 // compile-pass
 

src/test/ui/label/label_break_value_illegal_uses.rs

@@ -10,7 +10,7 @@
 
 #![feature(label_break_value)]
 
-// These are forbidden occurences of label-break-value
+// These are forbidden occurrences of label-break-value
 
 fn labeled_unsafe() {
     unsafe 'b: {} //~ ERROR expected one of `extern`, `fn`, or `{`

src/test/ui/lifetimes/lifetime-errors/liveness-assign-imm-local-notes.rs

@@ -9,8 +9,8 @@
 // except according to those terms.
 
 // FIXME: Change to UI Test
-// Check notes are placed on an assignment that can actually precede the current assigmnent
-// Don't emmit a first assignment for assignment in a loop.
+// Check notes are placed on an assignment that can actually precede the current assignment
+// Don't emit a first assignment for assignment in a loop.
 
 // compile-flags: -Zborrowck=compare
 

src/test/ui/lint/lint-unused-extern-crate.rs

@@ -35,7 +35,7 @@ use lint_unused_extern_crate2::foo as bar;
 use other::*;
 
 mod foo {
-    // Test that this is unused even though an earler `extern crate` is used.
+    // Test that this is unused even though an earlier `extern crate` is used.
     extern crate lint_unused_extern_crate2; //~ ERROR unused extern crate
 }
 

src/test/ui/rfc1598-generic-associated-types/shadowing.rs

@@ -11,7 +11,7 @@
 #![feature(generic_associated_types)]
 
 //FIXME(#44265): The lifetime shadowing and type parameter shadowing
-// should cause an error. Now it compiles (errorneously) and this will be addressed
+// should cause an error. Now it compiles (erroneously) and this will be addressed
 // by a future PR. Then remove the following:
 // compile-pass
 

src/test/ui/rust-2018/async-ident-allowed.rs

@@ -12,7 +12,7 @@
 
 #![deny(rust_2018_compatibility)]
 
-// Don't make a suggestion for a raw identifer replacement unless raw
+// Don't make a suggestion for a raw identifier replacement unless raw
 // identifiers are enabled.
 
 fn main() {

src/test/ui/single-use-lifetime/two-uses-in-fn-arguments.rs

@@ -9,7 +9,7 @@
 // except according to those terms.
 
 // Test that we DO NOT warn when lifetime name is used multiple
-// argments, or more than once in a single argument.
+// arguments, or more than once in a single argument.
 //
 // compile-pass
 

src/test/ui/variadic/variadic-ffi-2.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// ignore-arm stdcall isn't suppported
+// ignore-arm stdcall isn't supported
 
 fn baz(f: extern "stdcall" fn(usize, ...)) {
     //~^ ERROR: variadic function must have C or cdecl calling convention

src/test/ui/variadic/variadic-ffi.rs

@@ -8,8 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// ignore-arm stdcall isn't suppported
-// ignore-aarch64 stdcall isn't suppported
+// ignore-arm stdcall isn't supported
+// ignore-aarch64 stdcall isn't supported
 
 extern "stdcall" {
     fn printf(_: *const u8, ...); //~ ERROR: variadic function must have C or cdecl calling

src/test/ui/where-clauses/where-for-self-2.rs

@@ -10,7 +10,7 @@
 
 // Test that we can quantify lifetimes outside a constraint (i.e., including
 // the self type) in a where clause. Specifically, test that implementing for a
-// specific lifetime is not enough to satisify the `for<'a> ...` constraint, which
+// specific lifetime is not enough to satisfy the `for<'a> ...` constraint, which
 // should require *all* lifetimes.
 
 static X: &'static u32 = &42;