1*f4a2713aSLionel Sambuc // RUN: not %clang_cc1 -fdiagnostics-show-option -Werror -Weverything %s 2> %t
2*f4a2713aSLionel Sambuc // RUN: FileCheck < %t %s
3*f4a2713aSLionel Sambuc
4*f4a2713aSLionel Sambuc int f0(int, unsigned);
f0(int x,unsigned y)5*f4a2713aSLionel Sambuc int f0(int x, unsigned y) {
6*f4a2713aSLionel Sambuc // CHECK: comparison of integers of different signs{{.*}} [-Werror,-Wsign-compare]
7*f4a2713aSLionel Sambuc return x < y; // expected-error {{ : 'int' and 'unsigned int' }}
8*f4a2713aSLionel Sambuc }
9