Add lightweight_test_eq_ptr; tests EQ and NE with various pointer types.

Author: pdimov

test/Jamfile.v2

@@ -177,6 +177,9 @@ run lightweight_test_with_test.cpp
   : : : $(pedantic-errors) ;
 run-fail lightweight_test_with_fail.cpp ;
 
+run lightweight_test_eq_ptr.cpp
+  : : : $(pedantic-errors) ;
+
 run is_same_test.cpp ;
 
 run typeinfo_test.cpp ;

test/lightweight_test_eq_ptr.cpp

@@ -0,0 +1,106 @@
+// Copyright 2025 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
+// https://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/core/lightweight_test.hpp>
+#include <boost/config.hpp>
+
+int main()
+{
+    {
+        char const* p = "12";
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+    {
+        wchar_t const* p = L"12";
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+#if !defined( BOOST_NO_CXX11_CHAR16_T )
+
+    {
+        char16_t const* p = u"12";
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+#endif
+
+#if !defined( BOOST_NO_CXX11_CHAR32_T )
+
+    {
+        char32_t const* p = U"12";
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+#endif
+
+#if defined(__cpp_char8_t) && __cpp_char8_t >= 201811L
+
+    {
+        char8_t const* p = u8"12";
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+#endif
+
+    {
+        int v;
+        int volatile* p = &v;
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+    {
+        int v;
+        int const volatile* p = &v;
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+    {
+        char v;
+        char volatile* p = &v;
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+    {
+        char v;
+        char const volatile* p = &v;
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+    {
+        wchar_t v;
+        wchar_t volatile* p = &v;
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+    {
+        wchar_t v;
+        wchar_t const volatile* p = &v;
+
+        BOOST_TEST_EQ( p, p );
+        BOOST_TEST_NE( p, p + 1 );
+    }
+
+    return boost::report_errors();
+}