Format all files IAW the Google C++ Style Guide.

Use clang-format to correct formatting to be in agreement with the [Google C++ Style Guide](https://google.github.io/styleguide/cppguide.html). Doing this simplifies the process of accepting changes. Also fixed a few warnings flagged by clang-tidy.

PiperOrigin-RevId: 246350737

1 files changed, 4 insertions, 3 deletions

diff --git a/util/arena.cc b/util/arena.cc
index a496ad0..eadec8a 100644
--- a/util/arena.cc
+++ b/util/arena.cc
@@ -39,8 +39,9 @@ char* Arena::AllocateFallback(size_t bytes) {
 
 char* Arena::AllocateAligned(size_t bytes) {
   const int align = (sizeof(void*) > 8) ? sizeof(void*) : 8;
-  assert((align & (align-1)) == 0);   // Pointer size should be a power of 2
-  size_t current_mod = reinterpret_cast<uintptr_t>(alloc_ptr_) & (align-1);
+  static_assert((align & (align - 1)) == 0,
+                "Pointer size should be a power of 2");
+  size_t current_mod = reinterpret_cast<uintptr_t>(alloc_ptr_) & (align - 1);
   size_t slop = (current_mod == 0 ? 0 : align - current_mod);
   size_t needed = bytes + slop;
   char* result;
@@ -52,7 +53,7 @@ char* Arena::AllocateAligned(size_t bytes) {
     // AllocateFallback always returned aligned memory
     result = AllocateFallback(bytes);
   }
-  assert((reinterpret_cast<uintptr_t>(result) & (align-1)) == 0);
+  assert((reinterpret_cast<uintptr_t>(result) & (align - 1)) == 0);
   return result;
 }