1 // RUN: cp %s %t-1.cpp
2 // RUN: cp %s %t-2.cpp
3 // RUN: clang-format 2>&1 >/dev/null -offset=1 -length=0 %t-1.cpp %t-2.cpp |FileCheck %s
4 // CHECK: error: "-offset" and "-length" can only be used for single file.
5 
6 int i ;
7