some text
more text
RUN: FileCheck %s --check-prefix=NEXT --input-file=%s
NEXT: {{^}}
NEXT-NEXT: more text
RUN: FileCheck %s --check-prefix=SAME --input-file=%s
SAME: {{^}}
SAME-SAME: some text
RUN: echo "" > %t
RUN: echo "" >> %t
RUN: FileCheck %s --check-prefix=EMPTY --input-file=%t
EMPTY: {{^}}
EMPTY-EMPTY: