Mercurial > hg > CbC > CbC_gcc
diff gcc/testsuite/gcc.dg/tree-ssa/vrp89.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/gcc.dg/tree-ssa/vrp89.c Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,56 @@ +/* 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) +}