gcc-4_9/gcc/testsuite/gcc.target/arm/pr60650-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fno-omit-frame-pointer -march=armv7-a" } */
   3
   4 int a, h, j;
   5 long long d, e, i;
   6 int f;
   7 fn1 (void *p1, int p2)
   8 {
   9     switch (p2)
  10     case 8:
  11 {
  12     register b = *(long long *) p1, c asm ("r2");
  13     asm ("%0": "=r" (a), "=r" (c):"r" (b), "r" (0));
  14     *(long long *) p1 = c;
  15     }
  16 }
  17
  18 fn2 ()
  19 {
  20     int k;
  21     k = f;
  22     while (1)
  23     {
  24         fn1 (&i, sizeof i);
  25         e = d + k;
  26         switch (d)
  27         case 0:
  28         (
  29         {
  30             register l asm ("r4");
  31             register m asm ("r0");
  32             asm ("  .err  .endif\n\t": "=r" (h), "=r" (j):"r" (m),
  33             "r"
  34             (l));;
  35         });
  36     }
  37 }