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/* PR c/48418 */
/* { dg-do compile } */
/* { dg-options "-Wall -O2" } */
int
foo (int x)
{
const int a = sizeof (int) * __CHAR_BIT__;
const int b = -7;
int c = 0;
c += x << a; /* { dg-warning "left shift count >= width of type" } */
c += x << b; /* { dg-warning "left shift count is negative" } */
c += x << (sizeof (int) * __CHAR_BIT__); /* { dg-warning "left shift count >= width of type" } */
c += x << -7; /* { dg-warning "left shift count is negative" } */
c += x >> a; /* { dg-warning "right shift count >= width of type" } */
c += x >> b; /* { dg-warning "right shift count is negative" } */
c += x >> (sizeof (int) * __CHAR_BIT__); /* { dg-warning "right shift count >= width of type" } */
c += x >> -7; /* { dg-warning "right shift count is negative" } */
return c;
}
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