| //! On Emscripten Rust panics are wrapped in C++ exceptions, so we just forward |
| //! to `__gxx_personality_v0` which is provided by Emscripten. |
| |
| use libc::c_int; |
| use unwind as uw; |
| |
| // This is required by the compiler to exist (e.g., it's a lang item), but it's |
| // never actually called by the compiler. Emscripten EH doesn't use a |
| // personality function at all, it instead uses __cxa_find_matching_catch. |
| // Wasm error handling would use __gxx_personality_wasm0. |
| #[lang = "eh_personality"] |
| unsafe extern "C" fn rust_eh_personality( |
| _version: c_int, |
| _actions: uw::_Unwind_Action, |
| _exception_class: uw::_Unwind_Exception_Class, |
| _exception_object: *mut uw::_Unwind_Exception, |
| _context: *mut uw::_Unwind_Context, |
| ) -> uw::_Unwind_Reason_Code { |
| core::intrinsics::abort() |
| } |
