1  /* Test that duplicate declarations with the same custom insn attributes
       2     don't cause an error.  */
       3  
       4  /* { dg-do compile } */
       5  /* { dg-options "-O1 -ffinite-math-only" } */
       6  
       7  /* -O1 in the options is significant.  Without it FP operations may not be
       8     optimized to custom instructions.  */
       9  
      10  #include <stdio.h> 
      11  #include <math.h>
      12  
      13  /* This test case is expected to cause an error because GCC does not know
      14     how to merge different custom instruction attribute sets, even if they
      15     do not overlap.  */
      16  
      17  extern void
      18  custom_fp (float operand_a, float operand_b, float *result)
      19    __attribute__ ((target ("custom-fmaxs=246,custom-fmins=247")));
      20  
      21  extern void
      22  custom_fp (float operand_a, float operand_b, float *result)
      23    __attribute__ ((target ("custom-fmaxs=246,custom-fmins=247")));
      24  
      25  void
      26  custom_fp (float operand_a, float operand_b, float *result)
      27  {
      28    result[0] = fmaxf (operand_a, operand_b);
      29    result[1] = fminf (operand_a, operand_b);
      30  }
      31  
      32  /* { dg-final { scan-assembler "custom\\t246, .* # fmaxs .*" } } */
      33  /* { dg-final { scan-assembler "custom\\t247, .* # fmins .*" } } */