81 lines
1.0 KiB
C
81 lines
1.0 KiB
C
/* PR middle-end/38364 */
|
|
/* { dg-do run } */
|
|
/* { dg-options "-O2 -ftrapv" } */
|
|
/* { dg-require-effective-target trapping } */
|
|
|
|
extern void abort (void);
|
|
|
|
static inline short
|
|
f1 (short x, short y)
|
|
{
|
|
if (x > 0)
|
|
{
|
|
if (y > 0)
|
|
{
|
|
if (x > __SHRT_MAX__ / y)
|
|
return x;
|
|
}
|
|
else if (y < (-__SHRT_MAX__ - 1) / x)
|
|
return x;
|
|
}
|
|
else
|
|
{
|
|
if (y > 0)
|
|
{
|
|
if (x < (-__SHRT_MAX__ - 1) / y)
|
|
return x;
|
|
}
|
|
else if (x != 0 && y < __SHRT_MAX__ / x)
|
|
return x;
|
|
}
|
|
return x * y;
|
|
}
|
|
|
|
static inline signed char
|
|
f2 (signed char x, signed char y)
|
|
{
|
|
if (((x ^ y) & (((x ^ ((x ^ y) & (1 << (__CHAR_BIT__ - 1)))) - y) ^ y)) < 0)
|
|
return x;
|
|
return x - y;
|
|
}
|
|
|
|
unsigned int v;
|
|
|
|
int
|
|
f3 (int x, unsigned int y)
|
|
{
|
|
f1 (1, 1);
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
f4 (unsigned short x)
|
|
{
|
|
v = x;
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
f5 (int x)
|
|
{
|
|
if (f2 (x, 1))
|
|
f1 (1, f4 (1));
|
|
return x;
|
|
}
|
|
|
|
int
|
|
f6 (unsigned int x)
|
|
{
|
|
f4 (x < (1 != f5 (0)));
|
|
return x;
|
|
}
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
f6 (1);
|
|
if (v != 0)
|
|
abort ();
|
|
return 0;
|
|
}
|