gcc/testsuite/gcc.dg/pr91269.c

   1 /* PR target/91269 */
   2 /* Testcase by Sergei Trofimovich <slyfox@inbox.ru> */
   3
   4 /* { dg-do assemble } */
   5 /* { dg-options "-O2 -Wno-int-conversion" }  */
   6 /* { dg-additional-options "-fcall-used-g6 -fPIE -mcpu=niagara4" { target sparc*-*-* } } */
   7
   8 struct m;
   9
  10 enum { a = 2 };
  11 int b[1];
  12 int d[2715];
  13 int e, f, h;
  14 enum { i = 2 } j;
  15 inline int c(int k) {
  16   char *cp;
  17   if (k >= 62 && k <= 247)
  18     cp = b[k];
  19   if (cp)
  20     return 65533;
  21   return 2;
  22 }
  23 inline int g(int k) {
  24   if (k < sizeof(d))
  25     return e;
  26   return 0;
  27 }
  28
  29 int u(struct m*, char*, char*);
  30
  31 int l(struct m *k, char n, long o, int *p) {
  32   int q, flags = j, r, s, lasttwo = *p;
  33   char inptr, outptr;
  34   while (inptr) {
  35     if (__builtin_expect(h, 0))
  36       break;
  37     unsigned ch = inptr;
  38     if (lasttwo) {
  39       long need = lasttwo >> 3;
  40       if (__builtin_expect(need > n, 0))
  41         break;
  42     } else if (s == i) {
  43       long t = c(ch);
  44       if (t != 65533) {
  45         int jch = g(ch);
  46         if (jch & 8)
  47           continue;
  48       }
  49     }
  50     if (ch <= 5)
  51       ;
  52     else {
  53       long t = c(ch);
  54       if (t != 65533)
  55         ;
  56       else {
  57         switch (f >> 8)
  58         case 79:
  59           q = f == 20308 || f == 20350;
  60         if (q)
  61           if (j)
  62             r = u(k, &inptr, &outptr);
  63         s = *p;
  64         if (r)
  65           if (o && flags & a)
  66             break;
  67       }
  68     }
  69   }
  70 }