1; The assembler should catch an undefined argument type . 2; RUN: not llvm-as %s -o /dev/null 2>&1 | FileCheck %s 3 4; CHECK: use of undefined type named 'typedef.bc_struct' 5 6; %typedef.bc_struct = type opaque 7 8 9define i1 @someFunc(i32* %tmp.71.reload, %typedef.bc_struct* %n1) { 10 ret i1 true 11} 12