On Mon, 2007-01-08 at 18:25 -0800, H. J. Lu wrote: > I am enclosing a patch to implement a new linker swicth, > --dynamic-list-data. It is -Bsymbolic for function symbols only. > I tried it with C, C++, Java and Fortran on Linux/ia32, Linux/x86-64 > and Linux/ia64. There are only a few regressions. The function calls > within the new resulting DSOs will bind locally. It speeds up > the enclosed C++ testcase by > > 1. 23% on ia64. > 2. 6% on ia32. > 3. 3% on x86-64. > > Should we consider such optimization?
The real question is, does this work with operator new? In that if I a C++ developer provides a seperate operator new (and delete), does libstdc++ use that one as required by the C++ standard? Thanks, Andrew Pinski
