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Prevent shader crash if function call been used on constant

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This commit is contained in:
Yuri Roubinsky 2019-10-06 18:05:44 +03:00
parent 09a3d8f5c4
commit d9087e1b44
1 changed files with 9 additions and 1 deletions
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10
servers/visual/shader_language.cpp
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@ -4005,6 +4005,11 @@ Error ShaderLanguage::_parse_block(BlockNode *p_block, const Map<StringName, Bui
return ERR_PARSE_ERROR; return ERR_PARSE_ERROR;
} }
if (node->is_const && n->type == Node::TYPE_OPERATOR && ((OperatorNode *)n)->op == OP_CALL) {
_set_error("Expected constant expression");
return ERR_PARSE_ERROR;
}
if (var.type != n->get_datatype()) { if (var.type != n->get_datatype()) {
_set_error("Invalid assignment of '" + get_datatype_name(n->get_datatype()) + "' to '" + get_datatype_name(var.type) + "'"); _set_error("Invalid assignment of '" + get_datatype_name(n->get_datatype()) + "' to '" + get_datatype_name(var.type) + "'");
return ERR_PARSE_ERROR; return ERR_PARSE_ERROR;
@ -4065,7 +4070,10 @@ Error ShaderLanguage::_parse_block(BlockNode *p_block, const Map<StringName, Bui
Node *n = _parse_and_reduce_expression(p_block, p_builtin_types); Node *n = _parse_and_reduce_expression(p_block, p_builtin_types);
if (!n) if (!n)
return ERR_PARSE_ERROR; return ERR_PARSE_ERROR;
if (node->is_const && n->type == Node::TYPE_OPERATOR && ((OperatorNode *)n)->op == OP_CALL) {
_set_error("Expected constant expression after '='");
return ERR_PARSE_ERROR;
}
decl.initializer = n; decl.initializer = n;
if (var.type != n->get_datatype()) { if (var.type != n->get_datatype()) {