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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [Wparentheses-3.c] - Blame information for rev 816

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Line No. Rev Author Line
1 149 jeremybenn
/* Test operation of -Wparentheses.  Warnings for assignments used as
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   truth-values.  */
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/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
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/* { dg-do compile } */
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/* { dg-options "-Wparentheses -std=gnu99" } */
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int foo (int);
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int a, b, c;
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_Bool d;
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int
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bar (void)
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{
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  if (a = b) /* { dg-warning "assignment" "correct warning" } */
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    foo (0);
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  if ((a = b))
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    foo (1);
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  if (a = a) /* { dg-warning "assignment" "correct warning" } */
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    foo (2);
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  if ((a = a))
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    foo (3);
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  if (b = c) /* { dg-warning "assignment" "correct warning" } */
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    foo (4);
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  else
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    foo (5);
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  if ((b = c))
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    foo (6);
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  else
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    foo (7);
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  if (b = b) /* { dg-warning "assignment" "correct warning" } */
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    foo (8);
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  else
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    foo (9);
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  if ((b = b))
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    foo (10);
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  else
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    foo (11);
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  while (c = b) /* { dg-warning "assignment" "correct warning" } */
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    foo (12);
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  while ((c = b))
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    foo (13);
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  while (c = c) /* { dg-warning "assignment" "correct warning" } */
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    foo (14);
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  while ((c = c))
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    foo (15);
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  do foo (16); while (a = b); /* { dg-warning "assignment" "correct warning" } */
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  do foo (17); while ((a = b));
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  do foo (18); while (a = a); /* { dg-warning "assignment" "correct warning" } */
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  do foo (19); while ((a = a));
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  for (;c = b;) /* { dg-warning "assignment" "correct warning" } */
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    foo (20);
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  for (;(c = b);)
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    foo (21);
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  for (;c = c;) /* { dg-warning "assignment" "correct warning" } */
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    foo (22);
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  for (;(c = c);)
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    foo (23);
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  d = a = b; /* { dg-warning "assignment" "correct warning" } */
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  foo (24);
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  d = (a = b);
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  foo (25);
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  d = a = a; /* { dg-warning "assignment" "correct warning" } */
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  foo (26);
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  d = (a = a);
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  foo (27);
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}

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