1  /* { dg-do compile } */
       2  /* { dg-options "-O2" }
       3  /* { dg-add-options tls } */
       4  
       5  #include <stdint.h>
       6  
       7  __thread uint16_t var1 __attribute__((tls_model("local-dynamic")));
       8  __thread uint16_t var2 __attribute__((tls_model("local-dynamic")));
       9  
      10  uint16_t sum (void)
      11  {
      12    return var1 + var2;
      13  }
      14  
      15  uint32_t ext32_sum (void)
      16  {
      17    return (uint32_t)var1 + (uint32_t)var2;
      18  }
      19  
      20  unsigned long ext_sum (void)
      21  {
      22    return (unsigned long)var1 + (unsigned long)var2;
      23  }
      24  
      25  void set (uint16_t i)
      26  {
      27    var1 = i;
      28    var2 = i;
      29  }
      30  
      31  /* { dg-final { scan-assembler-times "__tls_get_addr" 4 } } */
      32  /* { dg-final { scan-assembler-times "lduh\t\[^\n\]*tldo_add" 6 } } */
      33  /* { dg-final { scan-assembler-times "sth\t\[^\n\]*tldo_add" 2 } } */