Viewing file:  pr38245-2.c (1.35 KB) -rw-r--r--
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/* PR rtl-optimization/38245 */
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-optimized" } */
extern void link_error (void);
void
f1 (unsigned int a)
{
if (a != 28)
{
if (4 / a == 5)
link_error ();
}
}
void
f2 (unsigned int a)
{
if (4 / a == 5)
link_error ();
}
void
f3 (unsigned int a)
{
if (4 / (a & 0xff) == 5)
link_error ();
}
void
f4 (unsigned int a, unsigned int b)
{
if ((b & 3) / ((a & 0xff) + 1) == 5)
link_error ();
}
void
f5 (int a)
{
if (a != 28)
{
if (4 / a == 5)
link_error ();
}
}
void
f6 (int a)
{
if (4 / a == 5)
link_error ();
}
void
f7 (int a)
{
if (4 / (a & 0xff) == 5)
link_error ();
}
void
f8 (int a, int b)
{
if ((b & 3) / ((a & 0xff) + 1) == 5)
link_error ();
}
void
f9 (int a, int b)
{
if (b >= 4)
if ((a / b) == __INT_MAX__ / 2)
link_error ();
}
void
f10 (unsigned int a, unsigned int b)
{
if (b >= 16)
if ((a / b) == __INT_MAX__ / 4)
link_error ();
}
void
f11 (int a, int b)
{
if (b <= -32)
if ((a / b) == -__INT_MAX__ / 16)
link_error ();
}
void
f12 (int a, int b)
{
if (a >= -6 && a <= 4)
if ((a / b) == -7 || (a / b) == 7)
link_error ();
}
void
f13 (unsigned int a, unsigned int b)
{
if (a <= 4)
if ((a / b) == 5)
link_error ();
}
/* { dg-final { scan-tree-dump-not "link_error" "optimized" } } */
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