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BinExpr, UnExpr: Make copies of args so that we can use them with rvalues

pull/103/head
Tatsuhiro Tsujikawa 2013-07-04 03:04:50 +09:00
parent 05d75ed218
commit b4ae039702
1 changed files with 5 additions and 5 deletions
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10
src/array_fun.h
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@ -82,7 +82,7 @@ namespace expr {
template<typename L, typename OpTag, typename R> template<typename L, typename OpTag, typename R>
struct BinExpr { struct BinExpr {
BinExpr(const L& l, const R& r):l_(l), r_(r) {} BinExpr(L l, R r):l_(l), r_(r) {}
typedef typename OpTag::returnType returnType; typedef typename OpTag::returnType returnType;
@ -91,13 +91,13 @@ struct BinExpr {
return OpTag::apply(l_[index], r_[index]); return OpTag::apply(l_[index], r_[index]);
} }
const L& l_; const L l_;
const R& r_; const R r_;
}; };
template<typename OpTag, typename A> template<typename OpTag, typename A>
struct UnExpr { struct UnExpr {
UnExpr(const A& a):a_(a) {} UnExpr(A a):a_(a) {}
typedef typename OpTag::returnType returnType; typedef typename OpTag::returnType returnType;
@ -106,7 +106,7 @@ struct UnExpr {
return OpTag::apply(a_[index]); return OpTag::apply(a_[index]);
} }
const A& a_; const A a_;
}; };
template<typename T> template<typename T>