[Bug c++/15795] No way to teach operator new anything about alignment requirements

bangerth at dealii dot org gcc-bugzilla@gcc.gnu.org
Tue Jun 8 17:43:00 GMT 2004


------- Additional Comments From bangerth at dealii dot org  2004-06-08 17:43 -------
I think their argument is that the compiler knows about the alignment 
of a type and should make use of this. Now, operator new is 
in libstdc++ and presumably calls malloc directly, so that's a little 
more complicated (operator new only gets passed a size, no alignment, 
so we can't play games with __alignof__), but there may still be ways. 
 
My feeling is that glibc should fix this, not the compiler. For the moment 
we seem to be at an impasse, though :-( 
 
W. 

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15795



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