tmp/tmps9yelyga/{from.md → to.md}
RENAMED
|
@@ -7,23 +7,24 @@ shift-expression:
|
|
| 7 |
additive-expression
|
| 8 |
shift-expression '<<' additive-expression
|
| 9 |
shift-expression '>>' additive-expression
|
| 10 |
```
|
| 11 |
|
| 12 |
-
The operands shall be of integral or unscoped enumeration type
|
| 13 |
-
integral promotions are performed. The type of the result is that of
|
| 14 |
-
promoted left operand. The behavior is undefined if the right
|
| 15 |
-
negative, or greater than or equal to the width of the
|
| 16 |
-
operand.
|
| 17 |
|
| 18 |
The value of `E1 << E2` is the unique value congruent to `E1` × 2^`E2`
|
| 19 |
modulo 2ᴺ, where N is the width of the type of the result.
|
| 20 |
|
| 21 |
[*Note 1*: `E1` is left-shifted `E2` bit positions; vacated bits are
|
| 22 |
zero-filled. — *end note*]
|
| 23 |
|
| 24 |
-
The value of `E1 >> E2` is `E1` / 2^`E2`, rounded
|
|
|
|
| 25 |
|
| 26 |
[*Note 2*: `E1` is right-shifted `E2` bit positions. Right-shift on
|
| 27 |
signed integral types is an arithmetic right shift, which performs
|
| 28 |
sign-extension. — *end note*]
|
| 29 |
|
|
|
|
| 7 |
additive-expression
|
| 8 |
shift-expression '<<' additive-expression
|
| 9 |
shift-expression '>>' additive-expression
|
| 10 |
```
|
| 11 |
|
| 12 |
+
The operands shall be prvalues of integral or unscoped enumeration type
|
| 13 |
+
and integral promotions are performed. The type of the result is that of
|
| 14 |
+
the promoted left operand. The behavior is undefined if the right
|
| 15 |
+
operand is negative, or greater than or equal to the width of the
|
| 16 |
+
promoted left operand.
|
| 17 |
|
| 18 |
The value of `E1 << E2` is the unique value congruent to `E1` × 2^`E2`
|
| 19 |
modulo 2ᴺ, where N is the width of the type of the result.
|
| 20 |
|
| 21 |
[*Note 1*: `E1` is left-shifted `E2` bit positions; vacated bits are
|
| 22 |
zero-filled. — *end note*]
|
| 23 |
|
| 24 |
+
The value of `E1 >> E2` is `E1` / 2^`E2`, rounded towards negative
|
| 25 |
+
infinity.
|
| 26 |
|
| 27 |
[*Note 2*: `E1` is right-shifted `E2` bit positions. Right-shift on
|
| 28 |
signed integral types is an arithmetic right shift, which performs
|
| 29 |
sign-extension. — *end note*]
|
| 30 |
|