test/Preprocessor/macro-multiline.c


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// RUN: printf -- "-DX=A\nTHIS_SHOULD_NOT_EXIST_IN_THE_OUTPUT" | xargs -0 %clang -E %s | FileCheck -strict-whitespace %s

// Per GCC -D semantics, \n and anything that follows is ignored.

// CHECK: {{^START A END$}}
START X END