[libc] Fix usage of std::nullptr_t in LibcTest.h.

[lntue]

No description provided.

[llvmbot]

@llvm/pr-subscribers-libc

Author: None (lntue)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/114321.diff

1 Files Affected:

• (modified) libc/test/UnitTest/LibcTest.h (+1-1)

diff --git a/libc/test/UnitTest/LibcTest.h b/libc/test/UnitTest/LibcTest.h
index 1707c3c0fdcfad..b4e3819ea958de 100644
--- a/libc/test/UnitTest/LibcTest.h
+++ b/libc/test/UnitTest/LibcTest.h
@@ -165,7 +165,7 @@ class Test {
   // Helper to allow macro invocations like `ASSERT_EQ(foo, nullptr)`.
   template <typename ValType,
             cpp::enable_if_t<cpp::is_pointer_v<ValType>, ValType> = nullptr>
-  bool test(TestCond Cond, ValType LHS, std::nullptr_t, const char *LHSStr,
+  bool test(TestCond Cond, ValType LHS, cpp::nullptr_t, const char *LHSStr,
             const char *RHSStr, internal::Location Loc) {
     return test(Cond, LHS, static_cast<ValType>(nullptr), LHSStr, RHSStr, Loc);
   }

[nickdesaulniers]

Consider including what you use

libc/src/__support/CPP/type_traits/is_null_pointer.h

[lntue]

Consider including what you use

libc/src/__support/CPP/type_traits/is_null_pointer.h

All headers inside src/__support/CPP/type_traits/* are included in src/__support/CPP/type_traits.h, which is included at the beginning of the file, and I don't think we want to include individual type trait headers. That being said, we should have nullptr_t.h header separated somewhere, and not included inside type_traits/is_null_pointer.h.