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-rw-r--r--libstdc++-v3/include/std/ostream7
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/volatile_ptr.cc11
2 files changed, 18 insertions, 0 deletions
diff --git a/libstdc++-v3/include/std/ostream b/libstdc++-v3/include/std/ostream
index ddb33fe..7d39c57 100644
--- a/libstdc++-v3/include/std/ostream
+++ b/libstdc++-v3/include/std/ostream
@@ -251,6 +251,13 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
{ return *this << "nullptr"; }
#endif
+#if __cplusplus > 202002L
+ __attribute__((__always_inline__))
+ __ostream_type&
+ operator<<(const volatile void* __p)
+ { return _M_insert(const_cast<const void*>(__p)); }
+#endif
+
/**
* @brief Extracting from another streambuf.
* @param __sb A pointer to a streambuf
diff --git a/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/volatile_ptr.cc b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/volatile_ptr.cc
new file mode 100644
index 0000000..1b1a943
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/volatile_ptr.cc
@@ -0,0 +1,11 @@
+// { dg-options "-std=gnu++23 -fno-inline" }
+// { dg-do link { target c++23 } }
+
+#include <iostream>
+
+int main()
+{
+ int i = 0;
+ volatile void* p = &i;
+ std::cout << p << std::endl;
+}