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From: "loeffel77 at yahoo dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/15797] New: static_casts of objects on stack only point to copy of object Date: Thu, 03 Jun 2004 18:10:00 -0000 [thread overview] Message-ID: <20040603181038.15797.loeffel77@yahoo.com> (raw) #include <iostream> using namespace std; class base { public: int val1; base():val1(10) {cout << "Where: "<< this << endl;} }; class child: public base { public: int val2; child():val2(20) {cout << "Where: "<< this << endl;} }; int main(void) { child myclass; cout << "Where child: " << &myclass << endl; cout << "Where static_cast< base> " << &(static_cast<base> (myclass)) << endl; cout << "=================="<< endl; cout << "Changing val1 to 11" << endl; static_cast<base>(myclass).val1=11; // This should change myclass.val1; cout << "val1 in child: " << myclass.val1 << endl; // But does not work cout << "val1 in base: " << static_cast<base>(myclass).val1 << endl; return 0; } -- Summary: static_casts of objects on stack only point to copy of object Product: gcc Version: 3.4.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: loeffel77 at yahoo dot com CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: i686-pc-linux-gnu GCC host triplet: i686-pc-linux-gnu GCC target triplet: i686-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15797
next reply other threads:[~2004-06-03 18:10 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2004-06-03 18:10 loeffel77 at yahoo dot com [this message] 2004-06-03 18:30 ` [Bug c++/15797] " bangerth at dealii dot org
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