[libcxx-commits] [libcxx] [libc++][numeric] Modernized `std::midpoint` (PR #174596)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp,h -- libcxx/include/__numeric/midpoint.h libcxx/test/libcxx/numerics/nodiscard.verify.cpp libcxx/test/std/numerics/numeric.ops/numeric.ops.midpoint/midpoint.verify.cpp --diff_from_common_commit
``````````

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``````````diff
diff --git a/libcxx/test/std/numerics/numeric.ops/numeric.ops.midpoint/midpoint.verify.cpp b/libcxx/test/std/numerics/numeric.ops/numeric.ops.midpoint/midpoint.verify.cpp
index 379bb27d6..3dbb5d590 100644
--- a/libcxx/test/std/numerics/numeric.ops/numeric.ops.midpoint/midpoint.verify.cpp
+++ b/libcxx/test/std/numerics/numeric.ops/numeric.ops.midpoint/midpoint.verify.cpp
@@ -29,7 +29,8 @@ void* vp       = nullptr;
 void test() {
   (void)std::midpoint(false, true);             // expected-error {{no matching function for call to 'midpoint'}}
   (void)std::midpoint<const bool>(false, true); // expected-error {{no matching function for call to 'midpoint'}}
-  (void)std::midpoint<const volatile bool>(false, true); // expected-error {{no matching function for call to 'midpoint'}}
+  (void)std::midpoint<const volatile bool>(
+      false, true);                                // expected-error {{no matching function for call to 'midpoint'}}
   (void)std::midpoint<volatile bool>(false, true); // expected-error {{no matching function for call to 'midpoint'}}
 
   //  A couple of odd pointer types that should fail

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https://github.com/llvm/llvm-project/pull/174596