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unknown user pushed a change to branch master in repository gcc.
from 46028a2f403 pr107421.f90: Require PIE and pass -fPIE for non-x86 targets new 6456da6bab8 libstdc++: Make atomicity helpers use unsigned arithmetic [ [...] new faae3692f75 libstdc++: Allow std::shared_ptr reference counts to be neg [...] new 9a2b1acda0c libstdc++: Trap on std::shared_ptr reference count overflow [...]
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Summary of changes: .../config/cpu/generic/atomicity_mutex/atomicity.h | 5 +- libstdc++-v3/include/bits/shared_ptr_base.h | 117 +++++++++++++++------ libstdc++-v3/include/ext/atomicity.h | 35 +++++- libstdc++-v3/libsupc++/Makefile.am | 5 + libstdc++-v3/libsupc++/Makefile.in | 5 + 5 files changed, 128 insertions(+), 39 deletions(-)