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proller/gist:dcf6f4c2542b1fb724d0

Last active August 29, 2015 14:01
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c++1y
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gistfile1.txt
#include <shared_mutex>
int main(int argc, char *argv[]) {
std::shared_timed_mutex m;
std::shared_lock<std::shared_timed_mutex> lock(m);
lock.unlock();
return 0;
}
//ok:
// gcc49 -std=c++1y -lstdc++ a.cpp
//not ok:
// cd /usr/ports/devel/libc++ && make install clean
// clang-devel -std=c++1y -I/usr/local/include/c++/v1 -L/usr/local/lib -lc++ a.cpp
//run: a.out: Undefined symbol "_ZNSt3__118shared_timed_mutexC1Ev"
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