Comment out the isnan stuff until we get a proper autoconf test for it

breaking the build on sparc is not acceptable.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14277 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-06-21 06:17:21 +00:00
parent beabf45a69
commit 30c02f7eff

View File

@ -20,6 +20,7 @@
#include <cmath>
using namespace llvm;
#if 0
#if defined(__POWERPC__) && defined(__APPLE_CC__)
// FIXME: Currently it seems that isnan didn't make its way into the Apple
// C++ headers, although it IS in the C headers (which confuses autoconf
@ -29,6 +30,8 @@ extern "C" int isnan (double d);
namespace std { int isnan (double d) { return ::isnan (d); } }
#endif
#endif
//===----------------------------------------------------------------------===//
// Local constant propagation...
//
@ -300,9 +303,12 @@ Constant *llvm::ConstantFoldCall(Function *F,
if (ConstantFP *Op2 = dyn_cast<ConstantFP>(Operands[1])) {
double Op1V = Op1->getValue(), Op2V = Op2->getValue();
#if 0
if (Name == "llvm.isunordered")
return ConstantBool::get(std::isnan(Op1V) | std::isnan(Op2V));
else if (Name == "pow") {
else
#endif
if (Name == "pow") {
errno = 0;
double V = pow(Op1V, Op2V);
if (errno == 0)