Re: Bug in egcs?

[hjl at lucon dot org (H.J. Lu)]

> 
> While porting some code from Visual C++ 5.0 to egcs (I've tried both
> 1.0 and the 971207 release) I came across a problem compiling some of
> the code. I have been able to narrow it down to the 30 lines attached
> to this mail. The relevant error message I get while compiling if I
> _remove_ the comment from the SomeClass_t constructor is:
> 
> test.cpp:13: sorry, not implemented: `try_catch_expr' not supported by
> dump_expr
> 
> If the constructor is commented out, everything works fine and
> dandy. On Microsoft Visual C++ a similar piece of code (which emits
> the same error on the same construction under egcs on linux) compiles
> and runs without any problems.
> 
> Regardless, the error message does not really give me much help in
> figuring this one out. Is there anybody out there with a clue?
> 
> Thanks in advance..
> 
> Marius
> 
> -----8< Code snippet follows -----8<-----8<-----8<-----8<-----8<
> #include <string.h>
> 
> class SomeClass_t {
> public:
>   //  SomeClass_t () : x (11) {}
> protected:
>   float x;
> };
> 
> class DynamicOnly_t {
> public:
>   static DynamicOnly_t* create (const char* name = "UNDEF",
> 				const SomeClass_t& somec = *(new SomeClass_t ())) {
>     return new DynamicOnly_t (name, somec);
>   }
>   DynamicOnly_t (const char* name, const SomeClass_t& somec) :
>     m_somec (somec) {
>     strncpy (m_Name, name, sizeof (m_Name));
>   }
> private:
>   SomeClass_t m_somec;
>   char m_Name[255];
> };
> 
> int main (int argc, char* argv[]) {
>   DynamicOnly_t* ptr = DynamicOnly_t::create ();
>   return 0;
> }
> 
> // compiled with 'gcc test.cpp' where gcc = egcs 1.0 and 971207
> 

I have no problem to compile it with egcs 1.0 on Linux/x86.

-- 
H.J. Lu (hjl@gnu.org)