1  /* { dg-do compile } */
       2  /* { dg-options "" } */
       3  
       4  /* It doesn't really matter if this produces errors about redefinitions,
       5     but it mustn't trigger an ICE.  */
       6  #pragma GCC aarch64 "arm_sve.h"
       7  #pragma GCC aarch64 "arm_sve.h" /* { dg-error "duplicate definition of 'arm_sve.h'" } */