[Bug c++/12763] New: Error with tiny correct program (copy constructor with temporary problem?)

["o dot kullmann at swansea dot ac dot uk" <gcc-bugzilla at gcc dot gnu dot org>]

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12763

           Summary: Error with tiny correct program (copy constructor with
                    temporary problem?)
           Product: gcc
           Version: 3.3.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: c++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: o dot kullmann at swansea dot ac dot uk
                CC: gcc-bugs at gcc dot gnu dot org

struct X { 
  X(int) {} 
}; 
int main() { 
  X(X(0)); 
  X x(0); 
} 
 
> g++ Temporary.cpp 
Temporary.cpp: In function `int main()': 
Temporary.cpp:6: error: `X' undeclared (first use this function) 
Temporary.cpp:6: error: (Each undeclared identifier is reported only 
   once for each function it appears in.) 
Temporary.cpp:6: error: parse error before `(' token 
 
Commenting out any of the two lines in main, and it compiles. 
Error occurs also with version 3.2.1. 
 
> g++ -v 
Reading specs from 
/home/kullmann/csoliver/GCC/gcc-3.3.1/lib/gcc-lib/i686-pc-linux-gnu/3.3.1/specs 
Configured with: /home/kullmann/csoliver/GCC/gcc-3.3.1/configure 
--enable-threads=posix --enable-long-long 
--prefix=/home/kullmann/csoliver/GCC/gcc-3.3.1 
--with-local-prefix=/home/kullmann/csoliver/GCC/Include_3.3.1/ 
--enable-languages=c,c++ --disable-nls --enable-shared 
Thread model: posix 
gcc version 3.3.1