[libcxx] [llvm] [clang] [clang-tools-extra] [libc++][hardening] Classify assertions related to leaks and syscalls. (PR #77164)

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<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


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``````````bash
git-clang-format --diff 4f215fdd62d3f014750339eab9a46946b6fb1c4a c6fb1dea762178e7b850c5f13da9aaa28723eb21 -- libcxx/include/__config libcxx/include/__coroutine/coroutine_handle.h libcxx/include/__memory_resource/polymorphic_allocator.h libcxx/src/filesystem/operations.cpp libcxx/src/memory_resource.cpp libcxx/src/mutex.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/libcxx/src/filesystem/operations.cpp b/libcxx/src/filesystem/operations.cpp
index 8a99347fe1..2b75df5a4d 100644
--- a/libcxx/src/filesystem/operations.cpp
+++ b/libcxx/src/filesystem/operations.cpp
@@ -460,13 +460,13 @@ path __current_path(error_code* ec) {
   typedef decltype(&::free) Deleter;
   Deleter deleter = &::free;
 #else
-  errno = 0; // Note: POSIX mandates that modifying `errno` is thread-safe.
+  errno     = 0; // Note: POSIX mandates that modifying `errno` is thread-safe.
   auto size = ::pathconf(".", _PC_PATH_MAX);
   if (size == -1) {
     if (errno != 0) {
       return err.report(capture_errno(), "call to pathconf failed");
 
-    // `pathconf` returns `-1` without an error to indicate no limit.
+      // `pathconf` returns `-1` without an error to indicate no limit.
     } else {
 #  if defined(__MVS__) && !defined(PATH_MAX)
       size = _XOPEN_PATH_MAX + 1;

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https://github.com/llvm/llvm-project/pull/77164