- L-value, L
value or
lvalue may
refer to: In astronomy, a
measure of
brightness of a
lunar eclipse on the
Danjon scale L-value (computer science), denoting...
-
identifier whose type is
lvalue reference to <Type>. Examples: int a = 5; int& r_a = a;
extern int& r_b; Here, r_a and r_b are of type "
lvalue reference to int"...
-
afterwards to see if an
error was detected. The
errno macro expands to an
lvalue with type int,
sometimes with the
extern and/or
volatile type specifiers...
- in C, the
compound ****ignment
expressions of C++
evaluate to an
lvalue.
Being an
lvalue allows it to be
written on the left-hand-side of some
other ****ignment...
- also lead to the
creation of the
categories glvalue (generalized
lvalue)
which are
lvalues and
xvalues and
prvalues (pure rvalues)
which are
rvalues that...
- an
attempt is made to use the
result of the
conditional operator as an
lvalue. A GNU
extension to C
allows omitting the
second operand, and
using implicitly...
-
current C
standard fails to
express that the
volatile semantics refer to the
lvalue, not the
referenced object. The
respective defect report DR 476 (to C11)...
-
wording of
rvalue references, and to some
modification to the
wording for
lvalue references (regular references),
rvalue references allow developers to provide...
- as the
program execution time; such data
items have
manifest constant Lvalues.
Every static data item must have been
declared either in a
function or...
-
Since literal expressions such as 42 are not ****ignable (they are not "
lvalues"), ****ignment-equality
confusion in Yoda
conditions often manifests as...
