[libcxx-commits] [libcxx] [libcxx] atomic min/max (PR #186694)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions ,cpp,inc,h -- libcxx/test/std/atomics/atomics.ref/fetch_max.pass.cpp libcxx/test/std/atomics/atomics.ref/fetch_min.pass.cpp libcxx/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_max.pass.cpp libcxx/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_max_explicit.pass.cpp libcxx/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_max_helper.h libcxx/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_min.pass.cpp libcxx/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_min_explicit.pass.cpp libcxx/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_min_helper.h libcxx/include/__atomic/atomic.h libcxx/include/__atomic/atomic_ref.h libcxx/include/__atomic/support/c11.h libcxx/include/__atomic/support/gcc.h libcxx/include/version libcxx/modules/std/atomic.inc libcxx/test/std/language.support/support.limits/support.limits.general/version.version.compile.pass.cpp --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/libcxx/include/__atomic/atomic_ref.h b/libcxx/include/__atomic/atomic_ref.h
index df41b9825..984c8594f 100644
--- a/libcxx/include/__atomic/atomic_ref.h
+++ b/libcxx/include/__atomic/atomic_ref.h
@@ -301,7 +301,7 @@ struct atomic_ref<_Tp> : public __atomic_ref_base<_Tp> {
     return __atomic_fetch_xor(this->__ptr_, __arg, std::__to_gcc_order(__order));
   }
 
-#if _LIBCPP_STD_VER >= 26
+#  if _LIBCPP_STD_VER >= 26
   _LIBCPP_HIDE_FROM_ABI _Tp fetch_min(_Tp __arg, memory_order __order = memory_order_seq_cst) const noexcept {
     _Tp __old = this->load(memory_order_relaxed);
     _Tp __new;
@@ -318,7 +318,7 @@ struct atomic_ref<_Tp> : public __atomic_ref_base<_Tp> {
     } while (!this->compare_exchange_weak(__old, __new, __order, memory_order_relaxed));
     return __old;
   }
-#endif // _LIBCPP_STD_VER >= 26
+#  endif // _LIBCPP_STD_VER >= 26
 
   _LIBCPP_HIDE_FROM_ABI _Tp operator++(int) const noexcept { return fetch_add(_Tp(1)); }
   _LIBCPP_HIDE_FROM_ABI _Tp operator--(int) const noexcept { return fetch_sub(_Tp(1)); }
@@ -398,7 +398,7 @@ struct atomic_ref<_Tp*> : public __atomic_ref_base<_Tp*> {
     return __atomic_fetch_sub(this->__ptr_, __arg * sizeof(_Tp), std::__to_gcc_order(__order));
   }
 
-#if _LIBCPP_STD_VER >= 26
+#  if _LIBCPP_STD_VER >= 26
   _LIBCPP_HIDE_FROM_ABI _Tp* fetch_min(_Tp* __arg, memory_order __order = memory_order_seq_cst) const noexcept {
     _Tp* __old = this->load(memory_order_relaxed);
     _Tp* __new;
@@ -415,7 +415,7 @@ struct atomic_ref<_Tp*> : public __atomic_ref_base<_Tp*> {
     } while (!this->compare_exchange_weak(__old, __new, __order, memory_order_relaxed));
     return __old;
   }
-#endif // _LIBCPP_STD_VER >= 26
+#  endif // _LIBCPP_STD_VER >= 26
 
   _LIBCPP_HIDE_FROM_ABI _Tp* operator++(int) const noexcept { return fetch_add(1); }
   _LIBCPP_HIDE_FROM_ABI _Tp* operator--(int) const noexcept { return fetch_sub(1); }

``````````

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https://github.com/llvm/llvm-project/pull/186694