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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [sequence-pt-pr17880.c] - Blame information for rev 689

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Line No. Rev Author Line
1 689 jeremybenn
/* PR 17880 */
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/* { dg-do compile } */
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/* { dg-options "-Wsequence-point" } */
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int
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foo (int x)
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{
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  unsigned int a;
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  int b;
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  b = (a += 5) > a;  /* { dg-warning "undefined" "sequence point warning" } */
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  b = (a += 5) + a == 10;  /* { dg-warning "undefined" "sequence point warning" } */
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  b = (a -= 5) > a;  /* { dg-warning "undefined" "sequence point warning" } */
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  b = (a -= 5) + a == 10;  /* { dg-warning "undefined" "sequence point warning" } */
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  b = a-- > a;  /* { dg-warning "undefined" "sequence point warning" } */
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  b = a-- + a == 10;  /* { dg-warning "undefined" "sequence point warning" } */
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  b = ++a > a;  /* { dg-warning "undefined" "sequence point warning" } */
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  b = ++a + a == 10;  /* { dg-warning "undefined" "sequence point warning" } */
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  if ((a += 5) > a) return -1;  /* { dg-warning "undefined" "sequence point warning" } */
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  if ((a += 5) + a == 10) return -1;  /* { dg-warning "undefined" "sequence point warning" } */
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  if ((a -= 5) > a) return -1;  /* { dg-warning "undefined" "sequence point warning" } */
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  if ((a -= 5) + a == 10) return -1;  /* { dg-warning "undefined" "sequence point warning" } */
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  if (a-- > a) return -1;  /* { dg-warning "undefined" "sequence point warning" } */
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  if (a-- + a == 10) return -1;  /* { dg-warning "undefined" "sequence point warning" } */
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  if (++a > a) return -1;  /* { dg-warning "undefined" "sequence point warning" } */
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  if (++a + a == 10) return -1;  /* { dg-warning "undefined" "sequence point warning" } */
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  do {} while ((a += 5) > a);  /* { dg-warning "undefined" "sequence point warning" } */
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  while ((a += 5) > a);  /* { dg-warning "undefined" "sequence point warning" } */
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  for ((a += 5) > a;;);  /* { dg-warning "undefined" "sequence point warning" } */
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  for (b = (a += 5) > a;;);  /* { dg-warning "undefined" "sequence point warning" } */
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  for (; (a += 5) > a;);  /* { dg-warning "undefined" "sequence point warning" } */
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  for (;; b = (a += 5) > a);  /* { dg-warning "undefined" "sequence point warning" } */
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  for (;; a++ + a++);  /* { dg-warning "undefined" "sequence point warning" } */
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  if (a) a++ - a--;    /* { dg-warning "undefined" "sequence point warning" } */
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  ((a +=5) > a) ? a : b; /* { dg-warning "undefined" "sequence point warning" } */
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  return (a++ - a--); /* { dg-warning "undefined" "sequence point warning" } */
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}
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void bar (int i)
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{
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  int a = i++ - i++; /* { dg-warning "undefined" "sequence point warning" } */
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}
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void baz (int i)
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{
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  switch (i++ + i++)  /* { dg-warning "undefined" "sequence point warning" } */
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    {
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    case 1:
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      i++ - i++;  /* { dg-warning "undefined" "sequence point warning" } */
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    case 2:
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      break;
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    }
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}

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