1// RUN: not llvm-tblgen --no-warn-on-unused-template-args %s 2>&1 | FileCheck %s 2// XFAIL: vg_leak 3 4//CHECK: expected string type argument in !exists operator, please use !isa instead 5 6class A; 7def a : A; 8defvar value = !exists<A>(a); 9