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don't error for 'unsigned var == negative' which aren't int promoted

pull/13967/head
Nick Treleaven 2022-04-07 19:28:04 +01:00
parent 5dc93ec3a8
commit fb3afe884b
1 changed files with 2 additions and 2 deletions
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4
vlib/v/checker/checker.v
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@ -627,12 +627,12 @@ pub fn (mut c Checker) infix_expr(mut node ast.InfixExpr) ast.Type {
is_left_type_signed := left_type in ast.signed_integer_type_idxs
is_right_type_signed := right_type in ast.signed_integer_type_idxs
if !is_left_type_signed && mut node.right is ast.IntegerLiteral {
if node.right.val.int() < 0 {
if node.right.val.int() < 0 && left_type in ast.int_promoted_type_idxs {
lt := c.table.sym(left_type).name
c.error('`$lt` cannot be compared with negative value', node.right.pos)
}
} else if !is_right_type_signed && mut node.left is ast.IntegerLiteral {
if node.left.val.int() < 0 {
if node.left.val.int() < 0 && right_type in ast.int_promoted_type_idxs {
rt := c.table.sym(right_type).name
c.error('negative value cannot be compared with `$rt`', node.left.pos)
}