NFC: static_assert instead of comment

Summary: isPodLike is as close as we have for is_trivially_copyable.

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D18483

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@264515 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
JF Bastien 2016-03-26 18:14:27 +00:00
parent 3711520788
commit fa36fcff16

View File

@ -38,6 +38,7 @@
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Support/type_traits.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetRegisterInfo.h"
@ -757,7 +758,8 @@ static void moveOperands(MachineOperand *Dst, MachineOperand *Src,
if (MRI)
return MRI->moveOperands(Dst, Src, NumOps);
// MachineOperand is a trivially copyable type so we can just use memmove.
static_assert(isPodLike<MachineOperand>::value,
"must be trivially copyable to memmove");
std::memmove(Dst, Src, NumOps * sizeof(MachineOperand));
}