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[/] [openrisc/] [tags/] [gnu-dev/] [fsf-gcc-snapshot-1-mar-12/] [or1k-gcc/] [gcc/] [testsuite/] [g++.dg/] [warn/] [sequence-pt-pr17880.C] - Rev 783
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// PR 17880
// { dg-do compile }
// { dg-options "-Wsequence-point" }
int
foo (int x)
{
unsigned int a;
int b;
b = (a += 5) > a; // { dg-warning "undefined" "sequence point warning" }
b = (a += 5) + a == 10; // { dg-warning "undefined" "sequence point warning" }
b = (a -= 5) > a; // { dg-warning "undefined" "sequence point warning" }
b = (a -= 5) + a == 10; // { dg-warning "undefined" "sequence point warning" }
b = a-- > a; // { dg-warning "undefined" "sequence point warning" }
b = a-- + a == 10; // { dg-warning "undefined" "sequence point warning" }
b = ++a > a; // { dg-warning "undefined" "sequence point warning" }
b = ++a + a == 10; // { dg-warning "undefined" "sequence point warning" }
if ((a += 5) > a) return -1; // { dg-warning "undefined" "sequence point warning" }
if ((a += 5) + a == 10) return -1; // { dg-warning "undefined" "sequence point warning" }
if ((a -= 5) > a) return -1; // { dg-warning "undefined" "sequence point warning" }
if ((a -= 5) + a == 10) return -1; // { dg-warning "undefined" "sequence point warning" }
if (a-- > a) return -1; // { dg-warning "undefined" "sequence point warning" }
if (a-- + a == 10) return -1; // { dg-warning "undefined" "sequence point warning" }
if (++a > a) return -1; // { dg-warning "undefined" "sequence point warning" }
if (++a + a == 10) return -1; // { dg-warning "undefined" "sequence point warning" }
do {} while ((a += 5) > a); // { dg-warning "undefined" "sequence point warning" }
while ((a += 5) > a); // { dg-warning "undefined" "sequence point warning" }
for ((a += 5) > a;;); // { dg-warning "undefined" "sequence point warning" }
for (b = (a += 5) > a;;); // { dg-warning "undefined" "sequence point warning" }
for (; (a += 5) > a;); // { dg-warning "undefined" "sequence point warning" }
for (;; b = (a += 5) > a); // { dg-warning "undefined" "sequence point warning" }
for (;; a++ + a++); // { dg-warning "undefined" "sequence point warning" }
if (a) a++ - a--; // { dg-warning "undefined" "sequence point warning" }
((a +=5) > a) ? a : b; // { dg-warning "undefined" "sequence point warning" }
return (a++ - a--); // { dg-warning "undefined" "sequence point warning" }
}
void bar (int i)
{
int a = i++ - i++; // { dg-warning "undefined" "sequence point warning" }
}
void baz (int i)
{
switch (i++ + i++) // { dg-warning "undefined" "sequence point warning" }
{
case 1:
i++ - i++; // { dg-warning "undefined" "sequence point warning" }
case 2:
break;
}
}