[libcxx-commits] [libcxx] [libc++] Fix UB in <expected> related to "has value" flag (#68552) (PR #68733)

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

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``````````bash
git-clang-format --diff ebea9308379d3d06a2e495352b15dfb453e0f604 779aedda85828357f58b3eaf38fa1350ffa2d16f -- libcxx/test/std/utilities/expected/expected.expected/observers/has_value_clobber.pass.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/libcxx/test/std/utilities/expected/expected.expected/observers/has_value_clobber.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/observers/has_value_clobber.pass.cpp
index ef5499258b7f..fdfbb0041abd 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/observers/has_value_clobber.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/observers/has_value_clobber.pass.cpp
@@ -18,9 +18,7 @@
 
 // See https://github.com/llvm/llvm-project/issues/68552
 void testClobberHasValue() {
-  static constexpr auto f1 = [] -> std::expected<std::optional<int>, long> {
-    return 0;
-  };
+  static constexpr auto f1 = [] -> std::expected<std::optional<int>, long> { return 0; };
 
   static constexpr auto f2 = [] -> std::expected<std::optional<int>, int> {
     return f1().transform_error([](auto) { return 0; });

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https://github.com/llvm/llvm-project/pull/68733