Revert "[lldb] Remove the newly-added test in 66acd1e"

This reverts commit 343eb4b.

This test should work now that the build script doesn't add -m(32|64) on Arm/AArch64
builders.

Author: DavidSpickett

lldb/test/Shell/SymbolFile/DWARF/ignored_artificial_fields.test

@@ -0,0 +1,17 @@
+# UNSUPPORTED: system-darwin, system-windows
+
+# Make sure the artifical field `vptr.ClassName` from gcc debug info is ignored.
+# RUN: %build --compiler=gcc %S/Inputs/debug-types-expressions.cpp -o %t
+# RUN: %lldb %t -s %s -o exit | FileCheck %s
+
+breakpoint set -n foo
+process launch
+
+# CHECK: Process {{.*}} stopped
+
+frame variable *a
+# CHECK-LABEL: frame variable *a
+# CHECK:      (B) *a = {
+# CHECK-NEXT:   A = (i = 47)
+# CHECK-NEXT:   j = 42
+# CHECK-NEXT: }