[libcxx-commits] [libcxx] [libc++] Fix possible out of range access in bitset (PR #121348)

[Louis Dionne via libcxx-commits]

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@@ -218,10 +220,10 @@ protected:
 
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX23 void flip() _NOEXCEPT;
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX23 unsigned long to_ulong() const {
-    return to_ulong(integral_constant < bool, _Size< sizeof(unsigned long) * CHAR_BIT>());
+    return __to_ulong(_BoolConstant < _Size< sizeof(unsigned long) * CHAR_BIT>());
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ldionne wrote:

The current formatting is pretty confusing. I think `clang-format` will let you change the spacing around these brackets without complaining. I'd change to `__to_ulong(_BoolConstant<(_Size < sizeof(unsigned long) * CHAR_BIT)>())`.

https://github.com/llvm/llvm-project/pull/121348