1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -ftree-vectorize -ffast-math" } */
       3  
       4  #include <stdint.h>
       5  
       6  void consumer (void *);
       7  
       8  #define TEST_LOOP(TYPE, VAL)			\
       9    void						\
      10    multi_loop_##TYPE (TYPE *x)			\
      11    {						\
      12      for (int i = 0; i < 100; ++i)		\
      13        x[i] += VAL + i;				\
      14      consumer (x);				\
      15      for (int i = 0; i < 100; ++i)		\
      16        x[i] += VAL + i;				\
      17      consumer (x);				\
      18      for (int i = 0; i < 100; ++i)		\
      19        x[i] += VAL + i;				\
      20      consumer (x);				\
      21    }
      22  
      23  TEST_LOOP (uint8_t, 3);
      24  TEST_LOOP (uint16_t, 4);
      25  TEST_LOOP (uint32_t, 5);
      26  TEST_LOOP (uint64_t, 6);
      27  TEST_LOOP (float, 2.5f);
      28  TEST_LOOP (double, 3.5);
      29  
      30  /* { dg-final { scan-assembler-times {\tindex\tz[0-9]+\..,} 18 } } */
      31  /* { dg-final { scan-assembler-not {\tldr\tz[0-9]} } } */
      32  /* { dg-final { scan-assembler-not {\tstr\tz[0-9]} } } */
      33  /* { dg-final { scan-assembler-not {\tldr\tp[0-9]} } } */
      34  /* { dg-final { scan-assembler-not {\tstr\tp[0-9]} } } */