[Bug c++/41874] Incorrect "dereferencing type-punned pointer will break strict-aliasing rules" warning
pinskia at gcc dot gnu dot org
gcc-bugzilla@gcc.gnu.org
Fri Nov 6 09:09:00 GMT 2009
------- Comment #1 from pinskia at gcc dot gnu dot org 2009-11-06 09:09 -------
4.5 also fails and I cannot figure why if I do:
#include <new>
struct APInt {
int i;
};
int main() {
APInt I;
void *d;
char Data[sizeof(APInt)];
new((void*)Data)APInt();
d = Data;
*(APInt*)d = I;
}
GCC does not warn.
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |rguenth at gcc dot gnu dot
| |org
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Known to fail| |4.5.0
Last reconfirmed|0000-00-00 00:00:00 |2009-11-06 09:09:42
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41874
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