Function wasmer_vm_alloc_exception 

#[unsafe(no_mangle)]
pub unsafe extern "C-unwind" fn wasmer_vm_alloc_exception(
    vmctx: *mut VMContext,
    tag: u32,
) -> u32

Implementation for allocating an exception. Returns the exnref, i.e. a handle to the exception within the store.

Safety

The vmctx pointer must be dereferenceable.