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/* Test operation of -Wparentheses. Warnings for assignments used as
truth-values. */
/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
/* { dg-do compile } */
/* { dg-options "-Wparentheses -std=gnu99" } */
int foo (int);
int a, b, c;
_Bool d;
int
bar (void)
{
if (a = b) /* { dg-warning "assignment" "correct warning" } */
foo (0);
if ((a = b))
foo (1);
if (a = a) /* { dg-warning "assignment" "correct warning" } */
foo (2);
if ((a = a))
foo (3);
if (b = c) /* { dg-warning "assignment" "correct warning" } */
foo (4);
else
foo (5);
if ((b = c))
foo (6);
else
foo (7);
if (b = b) /* { dg-warning "assignment" "correct warning" } */
foo (8);
else
foo (9);
if ((b = b))
foo (10);
else
foo (11);
while (c = b) /* { dg-warning "assignment" "correct warning" } */
foo (12);
while ((c = b))
foo (13);
while (c = c) /* { dg-warning "assignment" "correct warning" } */
foo (14);
while ((c = c))
foo (15);
do foo (16); while (a = b); /* { dg-warning "assignment" "correct warning" } */
do foo (17); while ((a = b));
do foo (18); while (a = a); /* { dg-warning "assignment" "correct warning" } */
do foo (19); while ((a = a));
for (;c = b;) /* { dg-warning "assignment" "correct warning" } */
foo (20);
for (;(c = b);)
foo (21);
for (;c = c;) /* { dg-warning "assignment" "correct warning" } */
foo (22);
for (;(c = c);)
foo (23);
d = a = b; /* { dg-warning "assignment" "correct warning" } */
foo (24);
d = (a = b);
foo (25);
d = a = a; /* { dg-warning "assignment" "correct warning" } */
foo (26);
d = (a = a);
foo (27);
}
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