[thirdparty/gcc.git] / gcc / testsuite / gcc.dg / tree-ssa / pr106819.c

// { dg-do compile }
// { dg-options "-O2 -fdump-tree-evrp-details" }

static int isNaN(double x)
{
    return x != x;
}

static double opCmpProper(int lhs, double rhs)
{
  return lhs < rhs ? -1.0
       : lhs > rhs ? 1.0
       : lhs == rhs ? 0.0
       : __builtin_nan("");
}

int main()
{
    if (!isNaN(opCmpProper(41, __builtin_nan(""))))
      __builtin_abort();
    return 0;
}

// { dg-final {scan-tree-dump-not "Folds to: 0.0" "evrp" } }
Commit	Line	Data
dae8b9e2 AH	1	// { dg-do compile }
	2	// { dg-options "-O2 -fdump-tree-evrp-details" }
	3
	4	static int isNaN(double x)
	5	{
	6	return x != x;
	7	}
	8
	9	static double opCmpProper(int lhs, double rhs)
	10	{
	11	return lhs < rhs ? -1.0
	12	: lhs > rhs ? 1.0
	13	: lhs == rhs ? 0.0
	14	: __builtin_nan("");
	15	}
	16
	17	int main()
	18	{
	19	if (!isNaN(opCmpProper(41, __builtin_nan(""))))
	20	__builtin_abort();
	21	return 0;
	22	}
	23
	24	// { dg-final {scan-tree-dump-not "Folds to: 0.0" "evrp" } }