1  /* PR c/66066 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-Wno-div-by-zero -Wpedantic" } */
       4  
       5  /* Accept these unless -pedantic-errors/-Werror.  */
       6  int a1 = -1 << 0;		/* { dg-warning "initializer element is not a constant expression" } */
       7  int a2 = -1 << 0 | 0;		/* { dg-warning "initializer element is not a constant expression" } */
       8  int a3 = -1 << 0 & 1;		/* { dg-warning "initializer element is not a constant expression" } */
       9  int a4 = -1 << 2 ^ 1;		/* { dg-warning "initializer element is not a constant expression" } */
      10  int a5 = 4 & -1 << 2;		/* { dg-warning "initializer element is not a constant expression" } */
      11  int a6 = (-1 << 2) ^ (1 >> 1);	/* { dg-warning "initializer element is not a constant expression" } */
      12  int a7 = 0 || (-1 << 1);	/* { dg-warning "initializer element is not a constant expression" } */
      13  int a8 = 0 ? 2 : (-1 << 1);	/* { dg-warning "initializer element is not a constant expression" } */
      14  int a9 = 1 && -1 << 0;		/* { dg-warning "initializer element is not a constant expression" } */
      15  int a10 = !(-1 << 0);		/* { dg-warning "initializer element is not a constant expression" } */
      16  
      17  /* Don't accept these.  */
      18  int b1 = 1 / 0;		/* { dg-error "initializer element is not constant" } */
      19  int b2 = 1 / (1 / 0);	/* { dg-error "initializer element is not constant" } */
      20  int b3 = 0 ? 2 : 1 / 0;	/* { dg-error "initializer element is not constant" } */
      21  int b4 = 0 || 1 / 0;	/* { dg-error "initializer element is not constant" } */
      22  int b5 = 0 * (1 / 0);	/* { dg-error "initializer element is not constant" } */
      23  int b6 = 1 * (1 / 0);	/* { dg-error "initializer element is not constant" } */
      24  int b7 = (1 / 0) * 0;	/* { dg-error "initializer element is not constant" } */
      25  int b8 = (1 / 0) * 1;	/* { dg-error "initializer element is not constant" } */
      26  int b9 = 1 && 1 / 0;	/* { dg-error "initializer element is not constant" } */
      27  int b10 = !(1 / 0);	/* { dg-error "initializer element is not constant" } */
      28  int c1 = 1 % 0;		/* { dg-error "initializer element is not constant" } */
      29  int c2 = 1 / (1 % 0);	/* { dg-error "initializer element is not constant" } */
      30  int c3 = 0 ? 2 : 1 % 0;	/* { dg-error "initializer element is not constant" } */
      31  int c4 = 0 || 1 % 0;	/* { dg-error "initializer element is not constant" } */
      32  int c5 = 0 * (1 % 0);	/* { dg-error "initializer element is not constant" } */
      33  int c6 = 1 * (1 % 0);	/* { dg-error "initializer element is not constant" } */
      34  int c7 = (1 % 0) * 0;	/* { dg-error "initializer element is not constant" } */
      35  int c8 = (1 % 0) * 1;	/* { dg-error "initializer element is not constant" } */
      36  int c9 = 1 && 1 % 0;	/* { dg-error "initializer element is not constant" } */
      37  int c10 = !(1 % 0);	/* { dg-error "initializer element is not constant" } */