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cfillion/walk_stack_trace.cpp

Last active April 30, 2022 00:28
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walk_stack_trace.cpp
// equivalent to __builtin_return_address(1);
uintptr_t rbp {};
asm("mov %%rbp, %0" : "=r"(rbp));
rbp = *reinterpret_cast<uintptr_t *>(rbp); // dig one level
intptr_t *ret { reinterpret_cast<uintptr_t *>(rbp + 8) };
*ret = s_current->m_redirect;
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