/* PR target/29776 */ /* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-vrp1" } */ /* { dg-final { scan-tree-dump-not "link_error" "vrp1"} } */ /* { dg-final { cleanup-tree-dump "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) }