Fix some spelling mistakes

Author: Vertexwahn

CMake/README.md

@@ -170,7 +170,7 @@ And finally install:
 cmake --build /temporary/build/abseil-cpp --target install
 ```
 
-# CMake Option Synposis
+# CMake Option Synopsis
 
 ## Enable Standard CMake Installation
 

UPGRADES.md

@@ -1,6 +1,6 @@
 # C++ Upgrade Tools
 
-Abseil may occassionally release API-breaking changes. As noted in our
+Abseil may occasionally release API-breaking changes. As noted in our
 [Compatibility Guidelines][compatibility-guide], we will aim to provide a tool
 to do the work of effecting such API-breaking changes, when absolutely
 necessary.

absl/base/attributes.h

@@ -331,7 +331,7 @@
 // This functionality is supported by GNU linker.
 #ifndef ABSL_ATTRIBUTE_SECTION_VARIABLE
 #ifdef _AIX
-// __attribute__((section(#name))) on AIX is achived by using the `.csect` psudo
+// __attribute__((section(#name))) on AIX is achieved by using the `.csect` psudo
 // op which includes an additional integer as part of its syntax indcating
 // alignment. If data fall under different alignments then you might get a
 // compilation error indicating a `Section type conflict`.

absl/base/internal/exception_safety_testing.h

@@ -946,7 +946,7 @@ class ExceptionSafetyTest {
  *   `std::unique_ptr<T> operator()() const` where T is the type being tested.
  *   It is used for reliably creating identical T instances to test on.
  *
- * - Operation: The operation object (passsed in via tester.WithOperation(...)
+ * - Operation: The operation object (passed in via tester.WithOperation(...)
  *   or tester.Test(...)) must be invocable with the signature
  *   `void operator()(T*) const` where T is the type being tested. It is used
  *   for performing steps on a T instance that may throw and that need to be

absl/base/internal/thread_identity_test.cc

@@ -95,7 +95,7 @@ TEST(ThreadIdentityTest, BasicIdentityWorksThreaded) {
 }
 
 TEST(ThreadIdentityTest, ReusedThreadIdentityMutexTest) {
-  // This test repeatly creates and joins a series of threads, each of
+  // This test repeatedly creates and joins a series of threads, each of
   // which acquires and releases shared Mutex locks. This verifies
   // Mutex operations work correctly under a reused
   // ThreadIdentity. Note that the most likely failure mode of this

absl/container/inlined_vector.h

@@ -745,7 +745,7 @@ class InlinedVector {
   // Erases the element at `pos`, returning an `iterator` pointing to where the
   // erased element was located.
   //
-  // NOTE: may return `end()`, which is not dereferencable.
+  // NOTE: may return `end()`, which is not dereferenceable.
   iterator erase(const_iterator pos) {
     ABSL_HARDENING_ASSERT(pos >= begin());
     ABSL_HARDENING_ASSERT(pos < end());
@@ -757,7 +757,7 @@ class InlinedVector {
   // range [`from`, `to`), returning an `iterator` pointing to where the first
   // erased element was located.
   //
-  // NOTE: may return `end()`, which is not dereferencable.
+  // NOTE: may return `end()`, which is not dereferenceable.
   iterator erase(const_iterator from, const_iterator to) {
     ABSL_HARDENING_ASSERT(from >= begin());
     ABSL_HARDENING_ASSERT(from <= to);

absl/container/inlined_vector_benchmark.cc

@@ -66,7 +66,7 @@ void BM_StdVectorFill(benchmark::State& state) {
 BENCHMARK(BM_StdVectorFill)->Range(1, 256);
 
 // The purpose of the next two benchmarks is to verify that
-// absl::InlinedVector is efficient when moving is more efficent than
+// absl::InlinedVector is efficient when moving is more efficient than
 // copying. To do so, we use strings that are larger than the short
 // string optimization.
 bool StringRepresentedInline(std::string s) {

absl/container/internal/common_policy_traits.h

@@ -87,7 +87,7 @@ struct common_policy_traits {
   }
 
  private:
-  // To rank the overloads below for overload resoltion. Rank0 is preferred.
+  // To rank the overloads below for overload resolution. Rank0 is preferred.
   struct Rank2 {};
   struct Rank1 : Rank2 {};
   struct Rank0 : Rank1 {};

absl/container/internal/container_memory.h

@@ -165,7 +165,7 @@ decltype(std::declval<F>()(std::declval<T>())) WithConstructed(
       std::forward<F>(f));
 }
 
-// Given arguments of an std::pair's consructor, PairArgs() returns a pair of
+// Given arguments of an std::pair's constructor, PairArgs() returns a pair of
 // tuples with references to the passed arguments. The tuples contain
 // constructor arguments for the first and the second elements of the pair.
 //

absl/container/internal/inlined_vector.h

@@ -1050,7 +1050,7 @@ template <typename NotMemcpyPolicy>
 void Storage<T, N, A>::SwapInlinedElements(NotMemcpyPolicy policy,
                                            Storage* other) {
   // Note: `destroy` needs to use pre-swap allocator while `construct` -
-  // post-swap allocator. Allocators will be swaped later on outside of
+  // post-swap allocator. Allocators will be swapped later on outside of
   // `SwapInlinedElements`.
   Storage* small_ptr = this;
   Storage* large_ptr = other;