1 // RUN: printf -- "-DX=A\nTHIS_SHOULD_NOT_EXIST_IN_THE_OUTPUT" | xargs -0 %clang -E %s | FileCheck -strict-whitespace %s
2 // REQUIRES: shell
3
4 // Per GCC -D semantics, \n and anything that follows is ignored.
5
6 // CHECK: {{^START A END$}}
7 START X END
8