1// RUN: mlir-opt %s | FileCheck %s
2
3// This test is in a different file because it contains a literal NUL
4// character, which causes various tools to treat it as a binary file.
5// Hence it is useful to have this test kept in a separate, rarely-changing
6// file.
7
8// CHECK-LABEL: func @zero_whitespace() {
9// CHECK-NEXT: return
10func @zero_whitespace() {
11  �  // This is a \0 byte.
12  return
13}
14