gcc/testsuite/gcc.dg/glibc-uclibc-2.c

   1 /* Test -mglibc and -muclibc not allowed together.  */
   2 /* Origin: Joseph Myers <joseph@codesourcery.com> */
   3 /* { dg-do link { target *-*-linux* } } */
   4 /* { dg-options "-muclibc -mglibc" } */
   5
   6 /* { dg-error "-mglibc and -muclibc used together" "" { target *-*-* } 0 } */