Commit a1daa7d0 authored by Reid Kleckner's avatar Reid Kleckner
Browse files

Avoid std::tie in TypeSize.h 

std::tie isn't saving much here, just use == && ==. No numbers to
support this, but std::tie is one of the most expensive instantiations.
parent 4b606b4a

llvm/include/llvm/Support/TypeSize.h

+1 −3
Original line number Diff line number Diff line
@@ -16,7 +16,6 @@ 
#define LLVM_SUPPORT_TYPESIZE_H



#include <cassert>

#include <tuple>



namespace llvm {
@@ -70,8 +69,7 @@ public: 
  // not guaranteed to be the same size at runtime, so they are never

  // considered to be equal.

  friend bool operator==(const TypeSize &LHS, const TypeSize &RHS) {

    return std::tie(LHS.MinSize, LHS.IsScalable) ==

           std::tie(RHS.MinSize, RHS.IsScalable);

    return LHS.MinSize == RHS.MinSize && LHS.IsScalable == RHS.IsScalable;

  }



  friend bool operator!=(const TypeSize &LHS, const TypeSize &RHS) {