[libcxx-commits] [libcxx] [libc++][test] Change forbidden `extents<char>` to `extents<signed char>` (PR #73535)

[Louis Dionne via libcxx-commits]

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@@ -18,6 +18,7 @@ struct IntType {
   constexpr operator int() const noexcept { return val; }
   constexpr operator unsigned char() const { return val; }
   constexpr operator char() const noexcept { return val; }
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ldionne wrote:

Looks like we'd want to remove this operator?

https://github.com/llvm/llvm-project/pull/73535