1  /* { dg-do compile } */
       2  /* { dg-require-effective-target arm_thumb1_ok } */
       3  /* { dg-options "-O2 -mthumb" }  */
       4  
       5  void *retaddr;
       6  
       7  void foo (void) {
       8    retaddr = __builtin_return_address (0);
       9  
      10    /* Used for enforcing registers stacking.  */
      11    asm volatile ("" : : : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
      12  			 "r8", "r9", "r10", "r11", "r12");
      13  }
      14  
      15  /* { dg-final { scan-assembler-not "mov\tlr," } } */