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Revert "NFC: static_assert instead of comment"

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This reverts commit fa36fcff16.

Causes the following Windows failure:

  C:\Buildbot\Slave\llvm-clang-lld-x86_64-scei-ps4-windows10pro-fast\llvm.src\lib\CodeGen\MachineInstr.cpp(762):
  error C2338: must be trivially copyable to memmove

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@264516 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
JF Bastien 2016-03-26 18:20:02 +00:00
parent fa36fcff16
commit 2b9ff6b8f4
1 changed files with 1 additions and 3 deletions
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4
lib/CodeGen/MachineInstr.cpp
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@ -38,7 +38,6 @@
#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"
@ -758,8 +757,7 @@ static void moveOperands(MachineOperand *Dst, MachineOperand *Src,
if (MRI)
return MRI->moveOperands(Dst, Src, NumOps);
static_assert(isPodLike<MachineOperand>::value,
"must be trivially copyable to memmove");
// MachineOperand is a trivially copyable type so we can just use memmove.
std::memmove(Dst, Src, NumOps * sizeof(MachineOperand));
}