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b66e5a95c0
Ensure that nothrow versions of new and delete call the ordinary versions of new or delete, instead of calling malloc or free directly. These files are all compiled with -std=gnu++14 so can use noexcept and nullptr to make the code more readable. PR libstdc++/68210 * doc/xml/manual/intro.xml: Document LWG 206 change. * libsupc++/del_op.cc: Replace _GLIBCXX_USE_NOEXCEPT with noexcept. * libsupc++/del_opa.cc: Likewise. * libsupc++/del_opant.cc: Likewise. * libsupc++/del_opnt.cc: Likewise. Call operator delete(ptr) instead of free(ptr). * libsupc++/del_ops.cc: Replace _GLIBCXX_USE_NOEXCEPT with noexcept. * libsupc++/del_opsa.cc: Likewise. * libsupc++/del_opva.cc: Likewise. * libsupc++/del_opvant.cc: Likewise. * libsupc++/del_opvnt.cc: Likewise. Call operator delete[](ptr) instead of operator delete(ptr). * libsupc++/del_opvs.cc: Replace _GLIBCXX_USE_NOEXCEPT with noexcept. * libsupc++/del_opvsa.cc: Likewise. * libsupc++/new_op.cc: Use __builtin_expect in check for zero size. * libsupc++/new_opa.cc: Use nullptr instead of literal 0. * libsupc++/new_opant.cc: Likewise. Replace _GLIBCXX_USE_NOEXCEPT with noexcept. * libsupc++/new_opnt.cc: Likewise. Call operator new(sz) instead of malloc(sz). * libsupc++/new_opvant.cc: Use nullptr and noexcept. * libsupc++/new_opvnt.cc: Likewise. Call operator new[](sz) instead of operator new(sz, nothrow). * testsuite/18_support/new_nothrow.cc: New test. From-SVN: r263478 |
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