================
@@ -90,6 +90,18 @@
} while (0)
#endif
+// There is not currently a clean way to cast between an authenticated
+// integer and an authenticated function pointer, so we need this helper
+// function to keep things clean.
+static _Unwind_Personality_Fn get_handler_function(unw_proc_info_t *frameInfo)
{
+ union {
+ void *opaque_handler;
+ _Unwind_Personality_Fn __ptrauth_unwind_upi_handler *handler;
+ } u;
+ u.opaque_handler = (void *)&frameInfo->handler;
+ return *u.handler;
----------------
ojhunt wrote:
The alternative is to force a copy + re-sign
https://github.com/llvm/llvm-project/pull/143230
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