1 # RUN: not llc -march=x86-64 -run-pass none -o /dev/null %s 2>&1 | FileCheck %s
2 # This test ensures that the MIR parser reports an error when it encounters an
3 # unknown register class.
7 define i32 @test(i32 %a) {
15 tracksRegLiveness: true
17 # CHECK: [[@LINE+1]]:20: use of undefined register class or register bank 'gr3200'
18 - {id: 0, class: 'gr3200'}