Hi, Howard Hinnant wrote:
I've put up a new version of an C++03 emulated unique_ptr here:
<skip> I tried to use this implementation with MSVC 7.1 sp1 and 9.0 sp1 and encounter ICE in the following code: <code> #include <cstdlib> #include <string> #include "unique_ptr.hpp" class Base { protected: explicit Base( std::string const & src ) { target.reset( new char[src.length() + 1] ); memcpy( target.get(), src.c_str(), src.length() ); target[src.length()] = '0'; } explicit Base( boost::unique_ptr<char[]> src ) : target( move(src) ) {} virtual ~Base() {} private: boost::unique_ptr<char[]> target; }; class Derived : public Base { public: explicit Derived( std::string const & src ) : Base( src ) {} explicit Derived( boost::unique_ptr<char[]> src ) : Base( move( src ) ) {} virtual ~Derived() {} }; int main(int argc, char * argv[]) { char const TEXT[] = "This is a text"; boost::unique_ptr<char[]> ptxt( new char[sizeof(TEXT)] ); Derived drv( move( ptxt ) ); return 0; } </code> Here is the exact compiler output: 1>c:\prj\vs2005\projects\unique_tsts\unique_tst\unique_tst.cpp(21) : fatal error C1001: An internal error has occurred in the compiler. 1>(compiler file 'f:\dd\vctools\compiler\utc\src\p2\ehexcept.c', line 1454) 1> To work around this problem, try simplifying or changing the program near the locations listed above. 1>Please choose the Technical Support command on the Visual C++ 1> Help menu, or open the Technical Support help file for more information 1>Build log was saved at "file://c:\prj\VS2005\Projects\unique_tsts\unique_tst\Debug\BuildLog.htm" 1>unique_tst - 1 error(s), 0 warning(s) Is something wrong with my code or is it a "pure" MSVC bug? TIA -- Sergey Skorokhodov