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test suite for bitwise operators

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brief NEWS blurb
allow for "counter" operands (does anyone still use these?) for one (but not both) of the bitwise operands
This commit is contained in:
Vern Paxson 2018-04-26 13:25:04 -07:00
parent 1658931af1
commit 58ffd61dcc
4 changed files with 33 additions and 4 deletions
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11
src/Expr.cc
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@ -1874,12 +1874,15 @@ BitExpr::BitExpr(BroExprTag arg_tag, Expr* arg_op1, Expr* arg_op2)
if ( IsVector(bt2) )
bt2 = op2->Type()->AsVectorType()->YieldType()->Tag();
if ( bt1 == TYPE_COUNT && bt2 == bt1 )
if ( (bt1 == TYPE_COUNT || bt1 == TYPE_COUNTER) &&
(bt2 == TYPE_COUNT || bt2 == TYPE_COUNTER) )
{
if ( is_vector(op1) || is_vector(op2) )
SetType(new VectorType(base_type(bt1)));
if ( bt1 == TYPE_COUNTER && bt2 == TYPE_COUNTER )
ExprError("cannot apply a bitwise operator to two \"counter\" operands");
else if ( is_vector(op1) || is_vector(op2) )
SetType(new VectorType(base_type(TYPE_COUNT)));
else
SetType(base_type(bt1));
SetType(base_type(TYPE_COUNT));
}
else