Viewing file:  vrp89.c (1.44 KB) -rw-r--r--
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/* PR target/29776 */
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-vrp1" } */
/* { dg-final { scan-tree-dump-not "link_error" "vrp1"} } */
#define A(fn, arg, min, max) \
if (__builtin_##fn (arg) < min || __builtin_##fn (arg) > max) \
link_error ();
#define B(fn, min, max) \
A (fn, a, min, max) A (fn##l, b, min, max) A (fn##ll, c, min, max)
#define C(fn, min, sub) \
A (fn, a, min, ((int) sizeof (a) * __CHAR_BIT__ - sub)) \
A (fn##l, b, min, ((int) sizeof (b) * __CHAR_BIT__ - sub)) \
A (fn##ll, c, min, ((int) sizeof (c) * __CHAR_BIT__ - sub))
#define D(fn, sub1, sub2) \
A (fn, a, ((int) sizeof (a) * __CHAR_BIT__ - sub1), \
((int) sizeof (a) * __CHAR_BIT__ - sub2)) \
A (fn##l, b, ((int) sizeof (b) * __CHAR_BIT__ - sub1), \
((int) sizeof (b) * __CHAR_BIT__ - sub2)) \
A (fn##ll, c, ((int) sizeof (c) * __CHAR_BIT__ - sub1), \
((int) sizeof (c) * __CHAR_BIT__ - sub2))
extern void link_error (void);
unsigned int d;
unsigned long e;
unsigned long long f;
void
foo (unsigned int a, unsigned long b, unsigned long long c)
{
B (parity, 0, 1)
C (ffs, 0, 0)
C (popcount, 0, 0)
C (clz, 0, 0)
C (ctz, -1, 0)
a &= 63;
b &= 63;
c &= 63;
B (ffs, 0, 6)
B (popcount, 0, 6)
a += 3; b += 3; c += 3;
B (ffs, 1, 7)
B (popcount, 1, 7)
a = 32U + (d & 1023U);
b = 32UL + (e & 1023UL);
c = 32ULL + (f & 1023ULL);
D (clz, 11, 6)
B (ctz, 0, 10)
}
void
bar (int a, long b, long long c)
{
C (clrsb, 0, 1)
}
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