Reuse a test input from dsymutil, it's perfect for what we want to exercise
RUN: llvm-dwarfdump -v %S/Inputs/fat-test.o --debug-info | FileCheck %s
CHECK: fat-test.o(x86_64): file format Mach-O 64-bit x86-64
CHECK: DW_TAG_variable
CHECK-NOT: {{NULL|DW_TAG}}
CHECK: DW_AT_name {{.*}} "x86_64_var"
CHECK: fat-test.o(i386): file format Mach-O 32-bit i386
CHECK: DW_TAG_variable
CHECK-NOT: {{NULL|DW_TAG}}
CHECK: DW_AT_name {{.*}} "i386_var"
CHECK: fat-test.o(x86_64h): file format Mach-O 64-bit x86-64
CHECK: DW_TAG_variable
CHECK-NOT: {{NULL|DW_TAG}}
CHECK: DW_AT_name {{.*}} "x86_64h_var"