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checker: c2v fixes (#14091)

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playX 2022-04-19 22:09:34 +00:00 committed by GitHub
parent 9646e4b9d8
commit f6a0c26a85
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3 changed files with 11 additions and 5 deletions
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6
vlib/v/checker/check_types.v
View File

@ -429,13 +429,13 @@ fn (mut c Checker) check_shift(mut node ast.InfixExpr, left_type ast.Type, right
pub fn (mut c Checker) promote(left_type ast.Type, right_type ast.Type) ast.Type {
if left_type.is_any_kind_of_pointer() {
if right_type.is_int() {
if right_type.is_int() || c.pref.translated {
return left_type
} else {
return ast.void_type
}
} else if right_type.is_any_kind_of_pointer() {
if left_type.is_int() {
if left_type.is_int() || c.pref.translated {
return right_type
} else {
return ast.void_type
@ -489,6 +489,8 @@ fn (c &Checker) promote_num(left_type ast.Type, right_type ast.Type) ast.Type {
return if idx_lo == ast.i64_type_idx { type_lo } else { type_hi }
} else if idx_hi - idx_lo < (ast.byte_type_idx - ast.i8_type_idx) {
return type_lo // conversion unsigned -> signed if signed type is larger
} else if c.pref.translated {
return type_hi
} else {
return ast.void_type // conversion signed -> unsigned not allowed
}

8
vlib/v/checker/checker.v
View File

@ -442,7 +442,7 @@ pub fn (mut c Checker) alias_type_decl(node ast.AliasTypeDecl) {
c.check_valid_pascal_case(node.name, 'type alias', node.pos)
}
c.ensure_type_exists(node.parent_type, node.type_pos) or { return }
typ_sym := c.table.sym(node.parent_type)
mut typ_sym := c.table.sym(node.parent_type)
if typ_sym.kind in [.placeholder, .int_literal, .float_literal] {
c.error('unknown type `$typ_sym.name`', node.type_pos)
} else if typ_sym.kind == .alias {
@ -594,6 +594,7 @@ pub fn (mut c Checker) infix_expr(mut node ast.InfixExpr) ast.Type {
}
}
mut return_type := left_type
if node.op != .key_is {
match mut node.left {
ast.Ident, ast.SelectorExpr {
@ -681,7 +682,7 @@ pub fn (mut c Checker) infix_expr(mut node ast.InfixExpr) ast.Type {
left_sym = c.table.sym((left_sym.info as ast.Alias).parent_type)
}
// Check if the alias type is not a primitive then allow using operator overloading for aliased `arrays` and `maps`
if left_sym.kind == .alias && left_sym.info is ast.Alias
if !c.pref.translated && left_sym.kind == .alias && left_sym.info is ast.Alias
&& !(c.table.sym((left_sym.info as ast.Alias).parent_type).is_primitive()) {
if left_sym.has_method(node.op.str()) {
if method := left_sym.find_method(node.op.str()) {
@ -699,7 +700,7 @@ pub fn (mut c Checker) infix_expr(mut node ast.InfixExpr) ast.Type {
c.error('mismatched types `$left_name` and `$right_name`', left_right_pos)
}
}
} else if right_sym.kind == .alias && right_sym.info is ast.Alias
} else if !c.pref.translated && right_sym.kind == .alias && right_sym.info is ast.Alias
&& !(c.table.sym((right_sym.info as ast.Alias).parent_type).is_primitive()) {
if right_sym.has_method(node.op.str()) {
if method := right_sym.find_method(node.op.str()) {
@ -806,6 +807,7 @@ pub fn (mut c Checker) infix_expr(mut node ast.InfixExpr) ast.Type {
if node.op in [.div, .mod] {
c.check_div_mod_by_zero(node.right, node.op)
}
return_type = promoted_type
}
}

2
vlib/v/checker/fn.v
View File

@ -781,6 +781,7 @@ pub fn (mut c Checker) fn_call(mut node ast.CallExpr, mut continue_check &bool)
if func.params.len == 0 {
continue
}
param := if func.is_variadic && i >= func.params.len - 1 {
func.params[func.params.len - 1]
} else {
@ -1273,6 +1274,7 @@ pub fn (mut c Checker) method_call(mut node ast.CallExpr) ast.Type {
}
exp_arg_sym := c.table.sym(exp_arg_typ)
c.expected_type = exp_arg_typ
mut got_arg_typ := c.check_expr_opt_call(arg.expr, c.expr(arg.expr))
node.args[i].typ = got_arg_typ
if no_type_promotion {